Fare Guide

Estimated lowest fares found within 7 days

Cheapest Airline Delta Air Lines

The cheapest airline(s) flying from Saint Louis to Washington is Delta Air Lines.

  • Delta Air Lines Delta Air Lines
  • American Airlines American Airlines
  • United Airlines United Airlines
  • Frontier Airlines Frontier Airlines
  • Alaska Airlines Alaska Airlines
Cheapest Month May

Travel Period: May 2024 - April 2025

The cheapest month(s) to fly from Saint Louis to Washington is May.

  • May 2024
  • Jun 2024
  • Jul 2024
  • Aug 2024
  • Sep 2024
  • Oct 2024
  • Nov 2024
  • Dec 2024
  • Jan 2025
  • Feb 2025
  • Mar 2025
  • Apr 2025
Cheapest Day of the Week Saturday

The cheapest day(s) of the week to fly from Saint Louis to Washington is Saturday.

  • Sun Sunday
  • Mon Monday
  • Tue Tuesday
  • Wed Wednesday
  • Thu Thursday
  • Fri Friday
  • Sat Saturday
Cheapest Time 5pm

The cheapest time of the day to fly from Saint Louis to Washington is in the afternoon.

Early Morning 12:01am - 06:00am
Morning 6:01am - 12:00pm
Afternoon 12:01pm - 6:00pm
Evening 6:01pm to 12:00am
12am
6am
12pm
6pm

Flight Schedules

Last Updated: Tue, 2 Apr, 2024

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  • Total Duration
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  • Stopover
    All
  • Availability
    • M
    • T
    • W
    • T
    • F
    • S
    • S
  • 19:00 - 21:55
    STL - DCA
  • 19:00 (STL)St Louis Lambert Intl Airport
  • 21:55 (DCA)Washington Ronald Reagan National Airport
  • (WN 1522)Boeing 737 700
  • 1h 55m
  • Direct
    • M
    • T
    • W
    • T
    • F
    • -
    • -
  • Boeing 737 700
  • 19:20 - 22:25
    STL - BWI
  • 19:20 (STL)St Louis Lambert Intl Airport
  • 22:25 (BWI)Baltimore Washington International Airport
  • (WN 2248)Boeing 737 800
  • 2h 05m
  • Direct
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • Boeing 737 800
  • 19:20 - 22:15
    STL - DCA
  • 19:20 (STL)St Louis Lambert Intl Airport
  • 22:15 (DCA)Washington Ronald Reagan National Airport
  • (WN 4713)Boeing 737 700
  • 1h 55m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • Boeing 737 700
  • 19:45 - 22:45
    STL - BWI
  • 19:45 (STL)St Louis Lambert Intl Airport
  • 22:45 (BWI)Baltimore Washington International Airport
  • (WN 1131)Boeing 737 700
  • 2h
  • Direct
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • Boeing 737 700
  • 20:45 - 23:45
    STL - BWI
  • 20:45 (STL)St Louis Lambert Intl Airport
  • 23:45 (BWI)Baltimore Washington International Airport
  • (WN 1131)Boeing 737 700
  • 2h
  • Direct
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • Boeing 737 700
  • 06:00 - 09:00
    STL - BWI
  • 06:00 (STL)St Louis Lambert Intl Airport
  • 09:00 (BWI)Baltimore Washington International Airport
  • (WN 1125)Boeing 737 700
  • 2h
  • Direct
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • Boeing 737 700
  • 06:05 - 09:05
    STL - BWI
  • 06:05 (STL)St Louis Lambert Intl Airport
  • 09:05 (BWI)Baltimore Washington International Airport
  • (WN 1125)Boeing 737 700
  • 2h
  • Direct
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • Boeing 737 700
  • 06:24 - 09:29
    STL - DCA
  • 06:24 (STL)St Louis Lambert Intl Airport
  • 09:29 (DCA)Washington Ronald Reagan National Airport
  • American Airlines (AA 4255)Embraer Emb 175
  • 2h 05m
  • Direct
    • M
    • T
    • W
    • T
    • F
    • S
    • S
  • Embraer Emb 175
  • 06:40 - 09:40
    STL - BWI
  • 06:40 (STL)St Louis Lambert Intl Airport
  • 09:40 (BWI)Baltimore Washington International Airport
  • (WN 1125)Boeing 737 700
  • 2h
  • Direct
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • Boeing 737 700
  • 07:10 - 10:05
    STL - BWI
  • 07:10 (STL)St Louis Lambert Intl Airport
  • 10:05 (BWI)Baltimore Washington International Airport
  • (WN 1125)Boeing 737 800
  • 1h 55m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • Boeing 737 800
  • 08:15 - 11:15
    STL - DCA
  • 08:15 (STL)St Louis Lambert Intl Airport
  • 11:15 (DCA)Washington Ronald Reagan National Airport
  • (WN 1518)Boeing 737 Max 8 Passenger
  • 2h
  • Direct
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • Boeing 737 Max 8 Passenger
  • 08:20 - 11:20
    STL - DCA
  • 08:20 (STL)St Louis Lambert Intl Airport
  • 11:20 (DCA)Washington Ronald Reagan National Airport
  • (WN 1518)Boeing 737 700
  • 2h
  • Direct
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • Boeing 737 700
  • 08:20 - 11:20
    STL - DCA
  • 08:20 (STL)St Louis Lambert Intl Airport
  • 11:20 (DCA)Washington Ronald Reagan National Airport
  • (WN 1518)Boeing 737 800
  • 2h
  • Direct
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • Boeing 737 800
  • 08:25 - 11:25
    STL - DCA
  • 08:25 (STL)St Louis Lambert Intl Airport
  • 11:25 (DCA)Washington Ronald Reagan National Airport
  • (WN 4654)Boeing 737 800
  • 2h
  • Direct
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • Boeing 737 800
  • 08:25 - 11:31
    STL - IAD
  • 08:25 (STL)St Louis Lambert Intl Airport
  • 11:31 (IAD)Washington Dulles International Airport
  • United Airlines (UA 4506)Canadair Regional Jet 550
  • 2h 06m
  • Direct
    • M
    • T
    • W
    • T
    • F
    • S
    • S
  • Canadair Regional Jet 550
  • 09:25 - 12:30
    STL - BWI
  • 09:25 (STL)St Louis Lambert Intl Airport
  • 12:30 (BWI)Baltimore Washington International Airport
  • (WN 2837)Boeing 737 700
  • 2h 05m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • Boeing 737 700
  • 10:08 - 13:14
    STL - DCA
  • 10:08 (STL)St Louis Lambert Intl Airport
  • 13:14 (DCA)Washington Ronald Reagan National Airport
  • American Airlines (AA 4458)Embraer Emb 175
  • 2h 06m
  • Direct
    • M
    • T
    • W
    • T
    • F
    • S
    • S
  • Embraer Emb 175
  • 10:10 - 13:10
    STL - BWI
  • 10:10 (STL)St Louis Lambert Intl Airport
  • 13:10 (BWI)Baltimore Washington International Airport
  • (WN 2837)Boeing 737 800
  • 2h
  • Direct
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • Boeing 737 800
  • 10:35 - 15:55
    STL - DCA
  • 10:35 (STL)St Louis Lambert Intl Airport
  • 15:55 (DCA)Washington Ronald Reagan National Airport
  • (WN 3584)Boeing 737 700
  • 4h 20m
  • Direct
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • Boeing 737 700
  • 10:50 - 15:05
    STL - DCA
  • 10:50 (STL)St Louis Lambert Intl Airport
  • 15:05 (DCA)Washington Ronald Reagan National Airport
  • (WN 5354)Boeing 737 700
  • 3h 15m
  • Direct
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • Boeing 737 700
  • 11:50 - 14:50
    STL - BWI
  • 11:50 (STL)St Louis Lambert Intl Airport
  • 14:50 (BWI)Baltimore Washington International Airport
  • (WN 2837)Boeing 737 Max 8 Passenger
  • 2h
  • Direct
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • Boeing 737 Max 8 Passenger
  • 12:20 - 18:10
    STL - BWI
  • 12:20 (STL)St Louis Lambert Intl Airport
  • 18:10 (BWI)Baltimore Washington International Airport
  • (WN 1268)Boeing 737 700
  • 4h 50m
  • Direct
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • Boeing 737 700
  • 12:40 - 15:45
    STL - BWI
  • 12:40 (STL)St Louis Lambert Intl Airport
  • 15:45 (BWI)Baltimore Washington International Airport
  • (WN 2837)Boeing 737 800
  • 2h 05m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • Boeing 737 800
  • 12:55 - 16:00
    STL - DCA
  • 12:55 (STL)St Louis Lambert Intl Airport
  • 16:00 (DCA)Washington Ronald Reagan National Airport
  • (WN 4694)Boeing 737 700
  • 2h 05m
  • Direct
    • M
    • T
    • W
    • T
    • F
    • -
    • -
  • Boeing 737 700
  • 13:00 - 16:06
    STL - IAD
  • 13:00 (STL)St Louis Lambert Intl Airport
  • 16:06 (IAD)Washington Dulles International Airport
  • United Airlines (UA 4427)Canadair Regional Jet 550
  • 2h 06m
  • Direct
    • M
    • T
    • W
    • T
    • F
    • S
    • S
  • Canadair Regional Jet 550
  • 13:55 - 16:55
    STL - BWI
  • 13:55 (STL)St Louis Lambert Intl Airport
  • 16:55 (BWI)Baltimore Washington International Airport
  • (WN 1468)Boeing 737 Max 8 Passenger
  • 2h
  • Direct
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • Boeing 737 Max 8 Passenger
  • 14:20 - 20:15
    STL - BWI
  • 14:20 (STL)St Louis Lambert Intl Airport
  • 20:15 (BWI)Baltimore Washington International Airport
  • (WN 2732)Boeing 737 700
  • 4h 55m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • Boeing 737 700
  • 14:45 - 19:20
    STL - BWI
  • 14:45 (STL)St Louis Lambert Intl Airport
  • 19:20 (BWI)Baltimore Washington International Airport
  • (WN 2537)Boeing 737 700
  • 3h 35m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • Boeing 737 700
  • 15:10 - 18:10
    STL - DCA
  • 15:10 (STL)St Louis Lambert Intl Airport
  • 18:10 (DCA)Washington Ronald Reagan National Airport
  • (WN 443)Boeing 737 800
  • 2h
  • Direct
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • Boeing 737 800
  • 15:15 - 18:15
    STL - DCA
  • 15:15 (STL)St Louis Lambert Intl Airport
  • 18:15 (DCA)Washington Ronald Reagan National Airport
  • (WN 443)Boeing 737 700
  • 2h
  • Direct
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • Boeing 737 700
  • 15:25 - 18:25
    STL - DCA
  • 15:25 (STL)St Louis Lambert Intl Airport
  • 18:25 (DCA)Washington Ronald Reagan National Airport
  • (WN 443)Boeing 737 700
  • 2h
  • Direct
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • Boeing 737 700
  • 15:45 - 18:45
    STL - DCA
  • 15:45 (STL)St Louis Lambert Intl Airport
  • 18:45 (DCA)Washington Ronald Reagan National Airport
  • (WN 443)Boeing 737 700
  • 2h
  • Direct
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • Boeing 737 700
  • 15:50 - 18:55
    STL - BWI
  • 15:50 (STL)St Louis Lambert Intl Airport
  • 18:55 (BWI)Baltimore Washington International Airport
  • (WN 5441)Boeing 737 700
  • 2h 05m
  • Direct
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • Boeing 737 700
  • 16:00 - 20:55
    STL - BWI
  • 16:00 (STL)St Louis Lambert Intl Airport
  • 20:55 (BWI)Baltimore Washington International Airport
  • (WN 5373)Boeing 737 700
  • 3h 55m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • Boeing 737 700
  • 17:10 - 20:10
    STL - BWI
  • 17:10 (STL)St Louis Lambert Intl Airport
  • 20:10 (BWI)Baltimore Washington International Airport
  • (WN 5441)Boeing 737 700
  • 2h
  • Direct
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • Boeing 737 700
  • 17:25 - 20:30
    STL - BWI
  • 17:25 (STL)St Louis Lambert Intl Airport
  • 20:30 (BWI)Baltimore Washington International Airport
  • (WN 5441)Boeing 737 800
  • 2h 05m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • Boeing 737 800
  • 18:00 - 21:05
    STL - BWI
  • 18:00 (STL)St Louis Lambert Intl Airport
  • 21:05 (BWI)Baltimore Washington International Airport
  • (WN 5441)Boeing 737 800
  • 2h 05m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • Boeing 737 800
  • 18:28 - 21:30
    STL - DCA
  • 18:28 (STL)St Louis Lambert Intl Airport
  • 21:30 (DCA)Washington Ronald Reagan National Airport
  • American Airlines (AA 2286)Airbus
  • 2h 02m
  • Direct
    • M
    • T
    • W
    • T
    • F
    • S
    • S
  • Airbus

Connecting Flights

  • 19:45 - 20:50+ 1
    STL - BNA
    21:45 - 00:30+ 1
    BNA - BWI
  • 19:45 (STL)St Louis Lambert Intl Airport
    21:45 (BNA)Nashville Airport
  • 20:50 (BNA)Nashville Airport + 1
    00:30 (BWI)Baltimore Washington International Airport
  • (WN 695)Boeing 737 Max 8 Passenger
    (WN 2777)Boeing 737 700
  • 3h 45m (55m)
  • BNA Nashville 55m
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 05:35 - 08:55
    STL - MCO
    10:10 - 12:20
    MCO - BWI
  • 05:35 (STL)St Louis Lambert Intl Airport
    10:10 (MCO)Orlando International Airport
  • 08:55 (MCO)Orlando International Airport
    12:20 (BWI)Baltimore Washington International Airport
  • (WN 1093)Boeing 737 800
    (WN 1002)Boeing 737 700
  • 5h 45m (1h 15m)
  • MCO Orlando 1h 15m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 06:10 - 08:40
    STL - ATL
    10:40 - 12:25
    ATL - DCA
  • 06:10 (STL)St Louis Lambert Intl Airport
    10:40 (ATL)Atlanta Hartsfield-Jackson Intl Airport
  • 08:40 (ATL)Atlanta Hartsfield-Jackson Intl Airport
    12:25 (DCA)Washington Ronald Reagan National Airport
  • (WN 3442)Boeing 737 700
    (WN 169)Boeing 737 700
  • 5h 15m (2h)
  • ATL Atlanta 2h
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 06:10 - 07:15
    STL - MDW
    08:15 - 11:10
    MDW - BWI
  • 06:10 (STL)St Louis Lambert Intl Airport
    08:15 (MDW)Chicago Midway Airport
  • 07:15 (MDW)Chicago Midway Airport
    11:10 (BWI)Baltimore Washington International Airport
  • (WN 3239)Boeing 737 Max 8 Passenger
    (WN 5903)Boeing 737 800
  • 4h (1h)
  • MDW Chicago 1h
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 06:10 - 08:40
    STL - ATL
    10:30 - 12:15
    ATL - BWI
  • 06:10 (STL)St Louis Lambert Intl Airport
    10:30 (ATL)Atlanta Hartsfield-Jackson Intl Airport
  • 08:40 (ATL)Atlanta Hartsfield-Jackson Intl Airport
    12:15 (BWI)Baltimore Washington International Airport
  • (WN 3442)Boeing 737 700
    (WN 1570)Boeing 737 700
  • 5h 05m (1h 50m)
  • ATL Atlanta 1h 50m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 06:10 - 07:15
    STL - MDW
    09:10 - 12:00
    MDW - DCA
  • 06:10 (STL)St Louis Lambert Intl Airport
    09:10 (MDW)Chicago Midway Airport
  • 07:15 (MDW)Chicago Midway Airport
    12:00 (DCA)Washington Ronald Reagan National Airport
  • (WN 3239)Boeing 737 Max 8 Passenger
    (WN 1698)Boeing 737 Max 8 Passenger
  • 4h 50m (1h 55m)
  • MDW Chicago 1h 55m
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 06:15 - 09:35
    STL - MCO
    10:15 - 12:35
    MCO - BWI
  • 06:15 (STL)St Louis Lambert Intl Airport
    10:15 (MCO)Orlando International Airport
  • 09:35 (MCO)Orlando International Airport
    12:35 (BWI)Baltimore Washington International Airport
  • (WN 1093)Boeing 737 Max 8 Passenger
    (WN 1002)Boeing 737 700
  • 5h 20m (40m)
  • MCO Orlando 40m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 06:20 - 09:40
    STL - TPA
    10:30 - 12:45
    TPA - BWI
  • 06:20 (STL)St Louis Lambert Intl Airport
    10:30 (TPA)Tampa International Airport
  • 09:40 (TPA)Tampa International Airport
    12:45 (BWI)Baltimore Washington International Airport
  • (WN 2780)Boeing 737 800
    (WN 673)Boeing 737 700
  • 5h 25m (50m)
  • TPA Tampa 50m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 06:30 - 07:35
    STL - MDW
    08:35 - 11:30
    MDW - BWI
  • 06:30 (STL)St Louis Lambert Intl Airport
    08:35 (MDW)Chicago Midway Airport
  • 07:35 (MDW)Chicago Midway Airport
    11:30 (BWI)Baltimore Washington International Airport
  • (WN 3239)Boeing 737 Max 8 Passenger
    (WN 5903)Boeing 737 700
  • 4h (1h)
  • MDW Chicago 1h
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 06:30 - 07:35
    STL - MDW
    09:35 - 12:25
    MDW - DCA
  • 06:30 (STL)St Louis Lambert Intl Airport
    09:35 (MDW)Chicago Midway Airport
  • 07:35 (MDW)Chicago Midway Airport
    12:25 (DCA)Washington Ronald Reagan National Airport
  • (WN 3239)Boeing 737 Max 8 Passenger
    (WN 1698)Boeing 737 700
  • 4h 55m (2h)
  • MDW Chicago 2h
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 06:45 - 10:05
    STL - MCO
    11:05 - 13:20
    MCO - BWI
  • 06:45 (STL)St Louis Lambert Intl Airport
    11:05 (MCO)Orlando International Airport
  • 10:05 (MCO)Orlando International Airport
    13:20 (BWI)Baltimore Washington International Airport
  • (WN 1093)Boeing 737 Max 8 Passenger
    (WN 1198)Boeing 737 Max 8 Passenger
  • 5h 35m (1h)
  • MCO Orlando 1h
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 06:45 - 07:50
    STL - MDW
    09:45 - 12:35
    MDW - DCA
  • 06:45 (STL)St Louis Lambert Intl Airport
    09:45 (MDW)Chicago Midway Airport
  • 07:50 (MDW)Chicago Midway Airport
    12:35 (DCA)Washington Ronald Reagan National Airport
  • (WN 3239)Boeing 737 Max 8 Passenger
    (WN 1698)Boeing 737 700
  • 4h 50m (1h 55m)
  • MDW Chicago 1h 55m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 08:05 - 10:40
    STL - ATL
    11:25 - 13:15
    ATL - BWI
  • 08:05 (STL)St Louis Lambert Intl Airport
    11:25 (ATL)Atlanta Hartsfield-Jackson Intl Airport
  • 10:40 (ATL)Atlanta Hartsfield-Jackson Intl Airport
    13:15 (BWI)Baltimore Washington International Airport
  • (WN 5936)Boeing 737 700
    (WN 1570)Boeing 737 700
  • 4h 10m (45m)
  • ATL Atlanta 45m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 08:30 - 11:30
    STL - JAX
    12:25 - 14:20
    JAX - BWI
  • 08:30 (STL)St Louis Lambert Intl Airport
    12:25 (JAX)Jacksonville International Airport
  • 11:30 (JAX)Jacksonville International Airport
    14:20 (BWI)Baltimore Washington International Airport
  • (WN 1144)Boeing 737 700
    (WN 1677)Boeing 737 800
  • 4h 50m (55m)
  • JAX Jacksonville 55m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 08:30 - 11:15
    STL - RDU
    12:45 - 13:50
    RDU - BWI
  • 08:30 (STL)St Louis Lambert Intl Airport
    12:45 (RDU)Raleigh/Durham Airport
  • 11:15 (RDU)Raleigh/Durham Airport
    13:50 (BWI)Baltimore Washington International Airport
  • (WN 4007)Boeing 737 800
    (WN 3432)Boeing 737 700
  • 4h 20m (1h 30m)
  • RDU Morrisville 1h 30m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 08:30 - 10:55
    STL - DTW
    13:25 - 14:50
    DTW - BWI
  • 08:30 (STL)St Louis Lambert Intl Airport
    13:25 (DTW)Detroit Wayne County
  • 10:55 (DTW)Detroit Wayne County
    14:50 (BWI)Baltimore Washington International Airport
  • (WN 5545)Boeing 737 700
    (WN 2912)Boeing 737 Max 8 Passenger
  • 5h 20m (2h 30m)
  • DTW Detroit 2h 30m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 08:30 - 09:40
    STL - BNA
    11:45 - 14:30
    BNA - BWI
  • 08:30 (STL)St Louis Lambert Intl Airport
    11:45 (BNA)Nashville Airport
  • 09:40 (BNA)Nashville Airport
    14:30 (BWI)Baltimore Washington International Airport
  • (WN 6029)Boeing 737 800
    (WN 892)Boeing 737 800
  • 5h (2h 05m)
  • BNA Nashville 2h 05m
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 08:35 - 11:05
    STL - DTW
    13:55 - 15:20
    DTW - BWI
  • 08:35 (STL)St Louis Lambert Intl Airport
    13:55 (DTW)Detroit Wayne County
  • 11:05 (DTW)Detroit Wayne County
    15:20 (BWI)Baltimore Washington International Airport
  • (WN 5545)Boeing 737 Max 8 Passenger
    (WN 1895)Boeing 737 800
  • 5h 45m (2h 50m)
  • DTW Detroit 2h 50m
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 08:35 - 09:45
    STL - BNA
    12:25 - 15:10
    BNA - BWI
  • 08:35 (STL)St Louis Lambert Intl Airport
    12:25 (BNA)Nashville Airport
  • 09:45 (BNA)Nashville Airport
    15:10 (BWI)Baltimore Washington International Airport
  • (WN 6029)Boeing 737 Max 8 Passenger
    (WN 892)Boeing 737 Max 8 Passenger
  • 5h 35m (2h 40m)
  • BNA Nashville 2h 40m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 08:40 - 10:25
    STL - MSY
    11:15 - 14:45
    MSY - BWI
  • 08:40 (STL)St Louis Lambert Intl Airport
    11:15 (MSY)New Orleans Louis Armstrong Intl Airport
  • 10:25 (MSY)New Orleans Louis Armstrong Intl Airport
    14:45 (BWI)Baltimore Washington International Airport
  • (WN 2198)Boeing 737 Max 8 Passenger
    (WN 1049)Boeing 737 Max 8 Passenger
  • 5h 05m (50m)
  • MSY New Orleans 50m
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 08:40 - 12:00
    STL - MCO
    13:05 - 15:20
    MCO - BWI
  • 08:40 (STL)St Louis Lambert Intl Airport
    13:05 (MCO)Orlando International Airport
  • 12:00 (MCO)Orlando International Airport
    15:20 (BWI)Baltimore Washington International Airport
  • (WN 3016)Boeing 737 Max 8 Passenger
    (WN 1003)Boeing 737 800
  • 5h 40m (1h 05m)
  • MCO Orlando 1h 05m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 08:40 - 12:00
    STL - MCO
    13:00 - 15:15
    MCO - DCA
  • 08:40 (STL)St Louis Lambert Intl Airport
    13:00 (MCO)Orlando International Airport
  • 12:00 (MCO)Orlando International Airport
    15:15 (DCA)Washington Ronald Reagan National Airport
  • (WN 3016)Boeing 737 Max 8 Passenger
    (WN 2997)Boeing 737 800
  • 5h 35m (1h)
  • MCO Orlando 1h
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 08:40 - 11:00
    STL - CMH
    13:45 - 15:00
    CMH - DCA
  • 08:40 (STL)St Louis Lambert Intl Airport
    13:45 (CMH)Columbus Port Columbus Intl Airport
  • 11:00 (CMH)Columbus Port Columbus Intl Airport
    15:00 (DCA)Washington Ronald Reagan National Airport
  • (WN 820)Boeing 737 700
    (WN 5354)Boeing 737 Max 8 Passenger
  • 5h 20m (2h 45m)
  • CMH Columbus 2h 45m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 08:50 - 11:20
    STL - ATL
    13:05 - 14:50
    ATL - BWI
  • 08:50 (STL)St Louis Lambert Intl Airport
    13:05 (ATL)Atlanta Hartsfield-Jackson Intl Airport
  • 11:20 (ATL)Atlanta Hartsfield-Jackson Intl Airport
    14:50 (BWI)Baltimore Washington International Airport
  • (WN 5936)Boeing 737 800
    (WN 865)Boeing 737 Max 8 Passenger
  • 5h (1h 45m)
  • ATL Atlanta 1h 45m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 08:55 - 12:15
    STL - MCO
    13:05 - 15:15
    MCO - BWI
  • 08:55 (STL)St Louis Lambert Intl Airport
    13:05 (MCO)Orlando International Airport
  • 12:15 (MCO)Orlando International Airport
    15:15 (BWI)Baltimore Washington International Airport
  • (WN 3016)Boeing 737 Max 8 Passenger
    (WN 1003)Boeing 737 Max 8 Passenger
  • 5h 20m (50m)
  • MCO Orlando 50m
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 09:30 - 11:10
    STL - MSY
    12:45 - 16:15
    MSY - DCA
  • 09:30 (STL)St Louis Lambert Intl Airport
    12:45 (MSY)New Orleans Louis Armstrong Intl Airport
  • 11:10 (MSY)New Orleans Louis Armstrong Intl Airport
    16:15 (DCA)Washington Ronald Reagan National Airport
  • (WN 2198)Boeing 737 Max 8 Passenger
    (WN 1683)Boeing 737 700
  • 5h 45m (1h 35m)
  • MSY New Orleans 1h 35m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 10:00 - 11:05
    STL - MDW
    12:50 - 15:40
    MDW - BWI
  • 10:00 (STL)St Louis Lambert Intl Airport
    12:50 (MDW)Chicago Midway Airport
  • 11:05 (MDW)Chicago Midway Airport
    15:40 (BWI)Baltimore Washington International Airport
  • (WN 5866)Boeing 737 Max 8 Passenger
    (WN 1015)Boeing 737 800
  • 4h 40m (1h 45m)
  • MDW Chicago 1h 45m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 10:00 - 11:05
    STL - MDW
    12:10 - 15:00
    MDW - DCA
  • 10:00 (STL)St Louis Lambert Intl Airport
    12:10 (MDW)Chicago Midway Airport
  • 11:05 (MDW)Chicago Midway Airport
    15:00 (DCA)Washington Ronald Reagan National Airport
  • (WN 5866)Boeing 737 Max 8 Passenger
    (WN 692)Boeing 737 700
  • 4h (1h 05m)
  • MDW Chicago 1h 05m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 10:35 - 11:40
    STL - MCI
    12:25 - 15:45
    MCI - DCA
  • 10:35 (STL)St Louis Lambert Intl Airport
    12:25 (MCI)Kansas City International Airport
  • 11:40 (MCI)Kansas City International Airport
    15:45 (DCA)Washington Ronald Reagan National Airport
  • (WN 5794)Boeing 737 700
    (WN 1889)Boeing 737 800
  • 4h 10m (45m)
  • MCI Kansas City 45m
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 10:45 - 12:00
    STL - OMA
    13:45 - 17:20
    OMA - DCA
  • 10:45 (STL)St Louis Lambert Intl Airport
    13:45 (OMA)Omaha Eppley Airfield Airport
  • 12:00 (OMA)Omaha Eppley Airfield Airport
    17:20 (DCA)Washington Ronald Reagan National Airport
  • (WN 988)Boeing 737 800
    (WN 5961)Boeing 737 700
  • 5h 35m (1h 45m)
  • OMA Omaha 1h 45m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 11:40 - 15:00
    STL - MCO
    15:55 - 18:15
    MCO - BWI
  • 11:40 (STL)St Louis Lambert Intl Airport
    15:55 (MCO)Orlando International Airport
  • 15:00 (MCO)Orlando International Airport
    18:15 (BWI)Baltimore Washington International Airport
  • (WN 349)Boeing 737 Max 8 Passenger
    (WN 1004)Boeing 737 Max 8 Passenger
  • 5h 35m (55m)
  • MCO Orlando 55m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 11:50 - 14:25
    STL - PIT
    17:25 - 18:30
    PIT - BWI
  • 11:50 (STL)St Louis Lambert Intl Airport
    17:25 (PIT)Pittsburgh International Airport
  • 14:25 (PIT)Pittsburgh International Airport
    18:30 (BWI)Baltimore Washington International Airport
  • (WN 538)Boeing 737 700
    (WN 5339)Boeing 737 Max 8 Passenger
  • 5h 40m (3h)
  • PIT Pittsburgh 3h
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 12:20 - 13:25
    STL - MDW
    14:30 - 17:20
    MDW - DCA
  • 12:20 (STL)St Louis Lambert Intl Airport
    14:30 (MDW)Chicago Midway Airport
  • 13:25 (MDW)Chicago Midway Airport
    17:20 (DCA)Washington Ronald Reagan National Airport
  • (WN 1268)Boeing 737 700
    (WN 826)Boeing 737 Max 8 Passenger
  • 4h (1h 05m)
  • MDW Chicago 1h 05m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 12:35 - 13:40
    STL - MDW
    14:40 - 17:30
    MDW - DCA
  • 12:35 (STL)St Louis Lambert Intl Airport
    14:40 (MDW)Chicago Midway Airport
  • 13:40 (MDW)Chicago Midway Airport
    17:30 (DCA)Washington Ronald Reagan National Airport
  • (WN 3241)Boeing 737 700
    (WN 826)Boeing 737 Max 8 Passenger
  • 3h 55m (1h)
  • MDW Chicago 1h
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 12:35 - 13:40
    STL - MDW
    16:30 - 19:15
    MDW - BWI
  • 12:35 (STL)St Louis Lambert Intl Airport
    16:30 (MDW)Chicago Midway Airport
  • 13:40 (MDW)Chicago Midway Airport
    19:15 (BWI)Baltimore Washington International Airport
  • (WN 3241)Boeing 737 700
    (WN 1833)Boeing 737 Max 8 Passenger
  • 5h 40m (2h 50m)
  • MDW Chicago 2h 50m
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 12:50 - 15:40
    STL - RDU
    17:15 - 18:25
    RDU - BWI
  • 12:50 (STL)St Louis Lambert Intl Airport
    17:15 (RDU)Raleigh/Durham Airport
  • 15:40 (RDU)Raleigh/Durham Airport
    18:25 (BWI)Baltimore Washington International Airport
  • (WN 2460)Boeing 737 700
    (WN 5474)Boeing 737 800
  • 4h 35m (1h 35m)
  • RDU Morrisville 1h 35m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 12:55 - 14:05
    STL - BNA
    14:50 - 17:35
    BNA - BWI
  • 12:55 (STL)St Louis Lambert Intl Airport
    14:50 (BNA)Nashville Airport
  • 14:05 (BNA)Nashville Airport
    17:35 (BWI)Baltimore Washington International Airport
  • (WN 2520)Boeing 737 700
    (WN 2843)Boeing 737 700
  • 3h 40m (45m)
  • BNA Nashville 45m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 12:55 - 14:05
    STL - BNA
    15:30 - 18:15
    BNA - DCA
  • 12:55 (STL)St Louis Lambert Intl Airport
    15:30 (BNA)Nashville Airport
  • 14:05 (BNA)Nashville Airport
    18:15 (DCA)Washington Ronald Reagan National Airport
  • (WN 2520)Boeing 737 700
    (WN 2098)Boeing 737 800
  • 4h 20m (1h 25m)
  • BNA Nashville 1h 25m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 13:00 - 14:05
    STL - BNA
    15:30 - 18:15
    BNA - DCA
  • 13:00 (STL)St Louis Lambert Intl Airport
    15:30 (BNA)Nashville Airport
  • 14:05 (BNA)Nashville Airport
    18:15 (DCA)Washington Ronald Reagan National Airport
  • (WN 2520)Boeing 737 700
    (WN 2098)Boeing 737 800
  • 4h 15m (1h 25m)
  • BNA Nashville 1h 25m
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 13:00 - 14:05
    STL - BNA
    16:35 - 19:25
    BNA - BWI
  • 13:00 (STL)St Louis Lambert Intl Airport
    16:35 (BNA)Nashville Airport
  • 14:05 (BNA)Nashville Airport
    19:25 (BWI)Baltimore Washington International Airport
  • (WN 2520)Boeing 737 700
    (WN 893)Boeing 737 700
  • 5h 25m (2h 30m)
  • BNA Nashville 2h 30m
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 13:00 - 15:30
    STL - ATL
    17:30 - 19:15
    ATL - BWI
  • 13:00 (STL)St Louis Lambert Intl Airport
    17:30 (ATL)Atlanta Hartsfield-Jackson Intl Airport
  • 15:30 (ATL)Atlanta Hartsfield-Jackson Intl Airport
    19:15 (BWI)Baltimore Washington International Airport
  • (WN 335)Boeing 737 700
    (WN 1597)Boeing 737 700
  • 5h 15m (2h)
  • ATL Atlanta 2h
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 13:15 - 14:20
    STL - MDW
    17:15 - 20:00
    MDW - BWI
  • 13:15 (STL)St Louis Lambert Intl Airport
    17:15 (MDW)Chicago Midway Airport
  • 14:20 (MDW)Chicago Midway Airport
    20:00 (BWI)Baltimore Washington International Airport
  • (WN 3242)Boeing 737 700
    (WN 1833)Boeing 737 800
  • 5h 45m (2h 55m)
  • MDW Chicago 2h 55m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 13:15 - 14:25
    STL - MKE
    15:15 - 18:05
    MKE - DCA
  • 13:15 (STL)St Louis Lambert Intl Airport
    15:15 (MKE)Milwaukee General Mitchell Intl Airport
  • 14:25 (MKE)Milwaukee General Mitchell Intl Airport
    18:05 (DCA)Washington Ronald Reagan National Airport
  • (WN 3317)Boeing 737 700
    (WN 1362)Boeing 737 700
  • 3h 50m (50m)
  • MKE Milwaukee 50m
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 13:30 - 14:40
    STL - MKE
    15:55 - 18:45
    MKE - BWI
  • 13:30 (STL)St Louis Lambert Intl Airport
    15:55 (MKE)Milwaukee General Mitchell Intl Airport
  • 14:40 (MKE)Milwaukee General Mitchell Intl Airport
    18:45 (BWI)Baltimore Washington International Airport
  • (WN 3317)Boeing 737 Max 8 Passenger
    (WN 1369)Boeing 737 Max 8 Passenger
  • 4h 15m (1h 15m)
  • MKE Milwaukee 1h 15m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 13:55 - 17:10
    STL - SRQ
    18:15 - 20:40
    SRQ - BWI
  • 13:55 (STL)St Louis Lambert Intl Airport
    18:15 (SRQ)Sarasota/Bradenton Airport
  • 17:10 (SRQ)Sarasota/Bradenton Airport
    20:40 (BWI)Baltimore Washington International Airport
  • (WN 2177)Boeing 737 700
    (WN 1124)Boeing 737 700
  • 5h 45m (1h 05m)
  • SRQ 1h 05m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 14:05 - 17:30
    STL - TPA
    18:20 - 20:45
    TPA - BWI
  • 14:05 (STL)St Louis Lambert Intl Airport
    18:20 (TPA)Tampa International Airport
  • 17:30 (TPA)Tampa International Airport
    20:45 (BWI)Baltimore Washington International Airport
  • (WN 6169)Boeing 737 800
    (WN 537)Boeing 737 800
  • 5h 40m (50m)
  • TPA Tampa 50m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 14:20 - 15:25
    STL - MDW
    17:05 - 20:00
    MDW - DCA
  • 14:20 (STL)St Louis Lambert Intl Airport
    17:05 (MDW)Chicago Midway Airport
  • 15:25 (MDW)Chicago Midway Airport
    20:00 (DCA)Washington Ronald Reagan National Airport
  • (WN 2732)Boeing 737 700
    (WN 3144)Boeing 737 800
  • 4h 40m (1h 40m)
  • MDW Chicago 1h 40m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 14:25 - 17:45
    STL - TPA
    18:20 - 20:45
    TPA - BWI
  • 14:25 (STL)St Louis Lambert Intl Airport
    18:20 (TPA)Tampa International Airport
  • 17:45 (TPA)Tampa International Airport
    20:45 (BWI)Baltimore Washington International Airport
  • (WN 6169)Boeing 737 700
    (WN 537)Boeing 737 Max 8 Passenger
  • 5h 20m (35m)
  • TPA Tampa 35m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 14:30 - 17:05
    STL - PIT
    17:50 - 18:55
    PIT - BWI
  • 14:30 (STL)St Louis Lambert Intl Airport
    17:50 (PIT)Pittsburgh International Airport
  • 17:05 (PIT)Pittsburgh International Airport
    18:55 (BWI)Baltimore Washington International Airport
  • (WN 538)Boeing 737 Max 8 Passenger
    (WN 5339)Boeing 737 Max 8 Passenger
  • 3h 25m (45m)
  • PIT Pittsburgh 45m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 14:40 - 15:45
    STL - MDW
    17:50 - 20:35
    MDW - BWI
  • 14:40 (STL)St Louis Lambert Intl Airport
    17:50 (MDW)Chicago Midway Airport
  • 15:45 (MDW)Chicago Midway Airport
    20:35 (BWI)Baltimore Washington International Airport
  • (WN 3242)Boeing 737 Max 8 Passenger
    (WN 1833)Boeing 737 Max 8 Passenger
  • 4h 55m (2h 05m)
  • MDW Chicago 2h 05m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
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What’s the fastest flight time from Saint Louis to Washington?

The fastest flight time for direct flights from Saint Louis to Washington is 1 hour 55 minutes. Check latest flight schedules & prices on Wego.

What’s the most popular airline flying from Saint Louis to Washington?

The most popular airline flying from Saint Louis to Washington is United Airlines. Find the latest flight deals on Wego.

How far is Washington from Saint Louis?

The flight distance between Saint Louis and Washington is 1141km. Check all available flights on Wego.

When is the earliest and latest flight of the day?

The earliest flight of the day departs at 05:35. The last flight of the day departs at 19:00. See the full list of flight times on Wego.

How many airlines offer direct flights from Saint Louis to Washington?

There are 3 airlines that offer direct flights from Saint Louis to Washington. Find out the list of airlines on Wego.