New calculation
Flight distance & time
Washington Dulles International Airport → Columbia Regional Airport
IADCOU
- Distance
- 1,276 km · 792 mi
- Flight time
- 02h 20m
- CO₂ per passenger
- 114 kg
This Washington Dulles International Airport → Columbia Regional Airport route is 1,276 km (792 mi) end to end. The estimated flight time is 02h 20m, and a passenger's share of CO₂ works out at roughly 114 kg.
See the reverse route: Columbia Regional Airport → Washington Dulles International Airport
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Your route
- FromIADWashington Dulles International AirportDulles, Virginia
- ToCOUColumbia Regional AirportColumbia, Missouri
Flight map
Track your lifetime distance flown across every trip.
Route service
We don't have scheduled-service data for this route — it may be operated by non-commercial or charter flights only.
Common questions
Washington Dulles International Airport to Columbia Regional Airport FAQ
How far is Washington Dulles International Airport from Columbia Regional Airport?
Washington Dulles International Airport (IAD) and Columbia Regional Airport (COU) are 1,276 km (792 mi) apart, measured along the great-circle route.
How long is the flight from Washington Dulles International Airport to Columbia Regional Airport?
A direct IAD–COU flight covers the distance in about 02h 20m, though the exact time shifts with aircraft type and winds.
How much CO₂ does a flight from Washington Dulles International Airport to Columbia Regional Airport produce?
A passenger's share of CO₂ on the IAD–COU route is roughly 114 kg.
Flight distance and time are estimates for ideal conditions — actual figures vary with aircraft type, routing and weather.
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