WashingtontoSt. LouisFlight Time
DCA–STL · Nonstop
Washington (Ronald Reagan Washington National Airport) to St. Louis (St. Louis Lambert International Airport).
The estimated flight time from Washington (DCA) to St. Louis (STL) is about 2h 4m, covering 717 miles. Southwest Airlines and American Airlines fly the route nonstop with 6-7/day departures, from 08:00 to 20:00 local time.
Plan this routeAt a glance
| Est. flight time | Distance | Route type | Captured freq. | Market |
|---|---|---|---|---|
| ~2h 4m Estimated from great-circle distance — no tracked flights yet. | 717 mi | Nonstop | 6-7/day From the current provider sample; confirm live timetables before booking. | Domestic |
Airlines on this route
Nonstop airlines from Washington to St. Louis
Southwest Airlines and American Airlines operate 6-7/day flights from DCA to STL. Departures leave from Terminals 1 and 2 at DCA.
- First departure
- 08:00
- Last departure
- 20:00
- Cadence
- ~hourly
- Scheduled departure times
- 13
| Airline | Captured daily freq. | Aircraft | Departures (local) |
|---|---|---|---|
| Southwest Airlines | 3-4/day | Boeing 737 · Terminal 1 · Seat map | 08:00 |
Aircraft on this route
Flying the other way?
STL to DCA flights — 6-7/day on 2 airlines →Methodology: airline, aircraft, terminal, and departure-time details come from a full week of published airline schedules for DCA, refreshed on a rolling basis. Frequency uses 43 scheduled departures across 7 observed days; flight time is estimated from flying distance until this route has enough tracked flights for an observed average.
Route FAQ
How long is the flight from Washington to St. Louis?
The estimated flight time from Washington (DCA) to St. Louis (STL) is about 2h 4m, based on the 717-mile flying distance.
How far is Washington from St. Louis?
Washington (DCA) to St. Louis (STL) is about 717 miles by air.
Are there nonstop flights from Washington to St. Louis?
Yes. Southwest Airlines and American Airlines fly nonstop from Washington (DCA) to St. Louis (STL), with 6-7/day departures.
Which airlines fly from Washington to St. Louis?
Southwest Airlines and American Airlines fly nonstop from Washington (DCA) to St. Louis (STL).
What aircraft fly from Washington to St. Louis?
The DCA–STL route is flown with Boeing 737, Bombardier CRJ.
Route hubs
Nearby airport options
Near Washington
- IAD - WashingtonWashington Dulles International Airport · 24 mi from DCAFlights from IAD
- BWI - BaltimoreBaltimore/Washington International Thurgood Marshall Airport · 30 mi from DCAFlights from BWI
- RIC - RichmondRichmond International Airport · 94 mi from DCAFlights from RIC