Southwest Airlines flights from Arlington (DCA) to Saint Louis (STL)
Find comprehensive Southwest Airlines flight information, schedules, and booking details for direct flights from Arlington (DCA), US to Saint Louis (STL), US. Southwest Airlines operates 6-10 flights daily flights on this route.• Flight Duration: 2h 10m - 2h 48m (average flight time)• Distance: 721 miles (1160 km) (air miles between airports)• Daily Flights: 6-10 flights (scheduled departures per day)
Arlington (DCA)
US
Saint Louis (STL)
US
FLIGHT TIME
2h 10m - 2h 48m
FLIGHT DISTANCE
721 miles (1160 km)
2h 20m - 2h 25m
08:00
18:45
721 miles (1160 km)
March
1 (Show)
53
Southwest Airlines Flight Schedule from Arlington (DCA) to Saint Louis (STL)
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
WN2478 |  Southwest Airlines | 08:00 | 09:20:00 | Boeing 737-700 (winglets) Passenger/BBJ1 |
WN2398 | Southwest Airlines | 12:15 | 13:35:00 | Boeing 737MAX 8 Passenger |
WN2401 | Southwest Airlines | 15:15 | 16:40:00 | Boeing 737MAX 8 Passenger |
WN2403 | Southwest Airlines | 18:45 | 20:10:00 | Boeing 737-700 (winglets) Passenger/BBJ1 |
Southwest Airlines Monthly Flight Calendar
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Route Insights
Duration variability: Flight duration on this route can vary based on aircraft type, wind conditions, and airline scheduling. Average duration is 2h 10m - 2h 48m.
Pricing patterns: March typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 8:00, 12:00, 15:00, offering more flight options and potentially better connections.
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Southwest Airlines Terminal Information
Arrival Terminal at Saint Louis (STL):
• Terminal : Southwest Airlines operates from this terminal
Frequently Asked Questions about Southwest Airlines Flights
How many Southwest Airlines flights operate from Washington (DCA) to St Louis (STL)?
Southwest Airlines operates 4 flights from Washington (DCA) to St Louis (STL).
What city does St Louis (STL) airport serve?
St Louis (STL) airport serves Saint Louis, US.
How long is the Southwest Airlines flight from Washington (DCA) to St Louis (STL)?
The flight duration is approximately 2h 10m - 2h 48m.
What is the distance from Washington (DCA) to St Louis (STL)?
The distance is 721 miles (1160 km).
What aircraft does Southwest Airlines use on this route?
Southwest Airlines uses Boeing 737-700 (winglets) Passenger/BBJ1, Boeing 737MAX 8 Passenger on this route.
Which other airlines operate on this route?
1 other airline operates on this route: American Airlines.
What are the earliest and latest Southwest Airlines flight departure times?
The earliest Southwest Airlines flight departs at 08:00 and the latest departs at 18:45.
What is the cheapest month to fly Southwest Airlines from Washington (DCA) to St Louis (STL)?
March is typically the cheapest month to fly Southwest Airlines on this route.
What is the average price for a Southwest Airlines flight from Washington (DCA) to St Louis (STL)?
The average price for a round-trip Southwest Airlines flight on this route is approximately $313. Prices can vary based on booking time and demand.
How many Southwest Airlines flights operate per week on this route?
Southwest Airlines operates approximately 53 flights per week from Washington (DCA) to St Louis (STL).