Washington (IAD) to Cincinnati (LUK) flights
Nonstop from Washington Dulles International to Cincinnati Municipal Airport Lunken Field: distance, flying time, which airlines fly it and how often.
Distance
374 mi, great circle
Flying time
typical, gate to gate
Flights a day
average, November 2026
Airlines
passenger airlines
Airlines flying IAD to LUK
Also in the data (cargo, charter or a foreign airline on a domestic route): NetJets Aviation, Nolinor.
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 LUK fares by month.
Both directions
- Cincinnati Municipal Airport Lunken Field (LUK) · we don't have LUK's route list yet
- All nonstop routes from Washington (IAD)
- IAD to LUK on the flight-path tool
Frequently asked questions
How long is the flight from Washington to Cincinnati?
About 1h 28m gate to gate for the 602 km (374 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 LUK?
Sun Country Airlines, with about 1.1 flights a day between them in our data (AeroDataBox, November 2026).