Direct flights from Saint Louis to Washington
All flights from STL to DCA non-stop. There are direct flights from Saint Louis Airport, Missouri, USA to Ronald Reagan Washington National (DCA), District of Columbia, USA every day of the week with Southwest Airlines and American Airlines. The flight distance is 721 miles and the trip usually takes about 2 hours.
Airlines with non-stop routes:

Southwest Airlines
Low-cost airline
American Airlines
OneworldFlight schedule from Saint Louis to Washington with Southwest Airlines
This is a weekly direct flight schedule for Southwest Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at 2023-03-20
Flight schedule from Saint Louis to Washington with American Airlines
This is a weekly direct flight schedule for American Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at 2023-03-20
Saint Louis to Washington flight departures
Select a date to see all scheduled flight departures between STL to DCA.

STL - DCA information
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Distance721 miles (1160 km)
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Flight time2 hours
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Airlines
Southwest
American Airlines
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AlliancesOne WorldSky TeamStar Alliance
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ClassesEconomyBusinessFirst Class
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Southwest AircraftBoeing 737 Passenger
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American Airlines AircraftsAirbus A318 / A319 / A320 / A321Canadair (Bombardier) Regional JetEmbraer 170 / 175 / 190 / 195
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Departure TerminalsTerminal 1 (American Airlines)Terminal 2 (Southwest)
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Arrival TerminalTerminal 2 (American Airlines)