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Flight distance & time
Ronald Reagan Washington National Airport → Lambert St Louis International Airport
DCASTL
- Distance
- 1,154 km · 717 mi
- Flight time
- 02h 11m
- CO₂ per passenger
- 103 kg
This Ronald Reagan Washington National Airport → Lambert St Louis International Airport route is 1,154 km (717 mi) end to end. The estimated flight time is 02h 11m, and a passenger's share of CO₂ works out at roughly 103 kg.
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Your route
- FromDCARonald Reagan Washington National AirportWashington, Virginia
- ToSTLLambert St Louis International AirportSt Louis, Missouri
Flight map
Track your lifetime distance flown across every trip.
Route service
Average daily flights~9 flights/day
Airlines on this route
American AirlinesSouthwest Airlines
Common questions
Ronald Reagan Washington National Airport to Lambert St Louis International Airport FAQ
How far is Ronald Reagan Washington National Airport from Lambert St Louis International Airport?
Ronald Reagan Washington National Airport (DCA) and Lambert St Louis International Airport (STL) are 1,154 km (717 mi) apart, measured along the great-circle route.
How long is the flight from Ronald Reagan Washington National Airport to Lambert St Louis International Airport?
A direct DCA–STL flight covers the distance in about 02h 11m, though the exact time shifts with aircraft type and winds.
How much CO₂ does a flight from Ronald Reagan Washington National Airport to Lambert St Louis International Airport produce?
A passenger's share of CO₂ on the DCA–STL route is roughly 103 kg.
Which airlines fly from Ronald Reagan Washington National Airport to Lambert St Louis International Airport?
American Airlines, Southwest Airlines operate scheduled service between DCA and STL.
Flight distance and time are estimates for ideal conditions — actual figures vary with aircraft type, routing and weather.
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