Washington (IAD) to Columbus (CMH) flights
Nonstop from Washington Dulles International to John Glenn Columbus International Airport: distance, flying time, which airlines fly it and how often.
Distance
299 mi, great circle
Flying time
typical, gate to gate
Flights a day
average, November 2026
Airlines
passenger airlines
Airlines flying IAD to CMH
Also in the data (cargo, charter or a foreign airline on a domestic route): Mesa Airlines, NetJets Aviation.
Route map
The shortest path over the Earth's surface. Actual tracks vary with winds and airspace. Map © OpenStreetMap contributors.
Cheapest recent fare
Fares found in recent searches load here. You can also compare IAD to CMH fares by month.
Both directions
- John Glenn Columbus International Airport (CMH) · we don't have CMH's route list yet
- All nonstop routes from Washington (IAD)
- IAD to CMH on the flight-path tool
Frequently asked questions
How long is the flight from Washington to Columbus?
About 1h 18m gate to gate for the 481 km (299 mile) trip, estimated from distance. Schedules vary by airline and season, and winds can add or save time.
Which airlines fly nonstop from IAD to CMH?
United Airlines, with about 6.6 flights a day between them in our data (AeroDataBox, November 2026).