New calculation
Flight distance & time
Washington Dulles International Airport → Ronald Reagan Washington National Airport
IADDCA
- Distance
- 37 km · 22 mi
- Flight time
- 00h 47m
- CO₂ per passenger
- 3 kg
This Washington Dulles International Airport → Ronald Reagan Washington National Airport route is 37 km (22 mi) end to end. The estimated flight time is 00h 47m, and a passenger's share of CO₂ works out at roughly 3 kg.
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Your route
- FromIADWashington Dulles International AirportDulles, Virginia
- ToDCARonald Reagan Washington National AirportWashington, Virginia
Flight map
Track your lifetime distance flown across every trip.
Route service
Average daily flights~1 flights/day
Airlines on this route
Alaska AirlinesAmerican Airlines
Common questions
Washington Dulles International Airport to Ronald Reagan Washington National Airport FAQ
How far is Washington Dulles International Airport from Ronald Reagan Washington National Airport?
Washington Dulles International Airport (IAD) and Ronald Reagan Washington National Airport (DCA) are 37 km (22 mi) apart, measured along the great-circle route.
How long is the flight from Washington Dulles International Airport to Ronald Reagan Washington National Airport?
A direct IAD–DCA flight covers the distance in about 00h 47m, though the exact time shifts with aircraft type and winds.
How much CO₂ does a flight from Washington Dulles International Airport to Ronald Reagan Washington National Airport produce?
A passenger's share of CO₂ on the IAD–DCA route is roughly 3 kg.
Which airlines fly from Washington Dulles International Airport to Ronald Reagan Washington National Airport?
Alaska Airlines, American Airlines operate scheduled service between IAD and DCA.
Flight distance and time are estimates for ideal conditions — actual figures vary with aircraft type, routing and weather.
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