New calculation
Flight distance & time
Washington Dulles International Airport → John Glenn Columbus International Airport
IADCMH
- Distance
- 480 km · 298 mi
- Flight time
- 01h 21m
- CO₂ per passenger
- 43 kg
This Washington Dulles International Airport → John Glenn Columbus International Airport route is 480 km (298 mi) end to end. The estimated flight time is 01h 21m, and a passenger's share of CO₂ works out at roughly 43 kg.
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Your route
- FromIADWashington Dulles International AirportDulles, Virginia
- ToCMHJohn Glenn Columbus International AirportColumbus, Ohio
Flight map
Track your lifetime distance flown across every trip.
Route service
Average daily flights~6 flights/day
Airlines on this route
GTXKabo AirMesa AirlinesRepublic AirwaysUnited Airlines
Common questions
Washington Dulles International Airport to John Glenn Columbus International Airport FAQ
How far is Washington Dulles International Airport from John Glenn Columbus International Airport?
Washington Dulles International Airport (IAD) and John Glenn Columbus International Airport (CMH) are 480 km (298 mi) apart, measured along the great-circle route.
How long is the flight from Washington Dulles International Airport to John Glenn Columbus International Airport?
A direct IAD–CMH flight covers the distance in about 01h 21m, though the exact time shifts with aircraft type and winds.
How much CO₂ does a flight from Washington Dulles International Airport to John Glenn Columbus International Airport produce?
A passenger's share of CO₂ on the IAD–CMH route is roughly 43 kg.
Which airlines fly from Washington Dulles International Airport to John Glenn Columbus International Airport?
GTX, Kabo Air, Mesa Airlines, Republic Airways, United Airlines operate scheduled service between IAD and CMH.
Flight distance and time are estimates for ideal conditions — actual figures vary with aircraft type, routing and weather.
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