Washington to St Louis (DCA–STL) — Airlines, Schedules & Connections
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No nonstop flights on this route. connecting options below.
DCA–STL is served by 2 airlines with nonstop service. Southwest Airlines and American Airlines lead the route. The flight covers 717 miles in approximately 1h. Beyond nonstop, 69 hubs offer 1-stop connections.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| WN Southwest Airlines | 54 | 737, 738, 73H, 7M8, 7S7, B38M | 2h20-2h30 | – | – | |
| AA American Airlines | 30 | CR7, CR9 | 1h14-2h36 | Oneworld | – |
Weekly Schedule Pattern
Connection Landscape
On-Time Performance
Other ways to reach St Louis from Washington
| Metric | DCA→STL | IAD→STL | BWI→STL |
|---|---|---|---|
| Distance from DCA | – | 23 mi | 30 mi |
| Nonstop airlines | 2 | 5 | 1 |
| Weekly flights | 85 | 44 | 50 |
| Flight time | 1h | 0h 50m | 2h 20m |
| Departure OTP | 0% | – | – |
Travel Essentials
DCA: EDT · STL: EDT
When it's 6:00 PM in Washington, it's 6:00 PM in St Louis.
The DC Metro (Yellow and Blue lines) connects the airport directly to downtown Washington in 15–25 minutes from most central stations ($2.25–$3.85 depending on distance and time of day). The Reagan National Airport station is inside the terminal complex with a direct indoor walkway. Metro runs from about 05:00 to midnight Sunday–Thursday, and until 01:00 on Friday–Saturday.Taxis and Uber/Lyft from the city centre cost $15–30 depending on destination and traffic. DCA is one of the most transit-accessible major US airports. Driving is straightforward via the George Washington Memorial Parkway; short-term parking at the terminal costs from $5 for 20 minutes. No personal vehicles are allowed to idle at arrivals; use the cell-phone lot or commercial pick-up zones.
DCA–STL Quick Facts
Frequently Asked Questions
Flights from DCA to STL
Ronald Reagan Washington National Airport (DCA) and St. Louis Lambert International Airport (STL) are connected by nonstop service from American Airlines and Southwest Airlines. With 85 weekly departures, this is a heavily served route.
DCA to STL Flight Duration and Schedule
Nonstop flight time from DCA to STL ranges from 1 hours 0 minutes to 2 hours 36 minutes. The route covers a distance of 717 miles (1,154 km). There are approximately 85 weekly flights outbound and 83 return, totaling 168 flights per week in both directions.
Connecting Options and Alternatives
69 one-stop connections are available, with the fastest taking approximately 3 hours via BUF. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Dulles (IAD) and Baltimore (BWI).