Washington (IAD) to Dayton (DAY) flights
Nonstop from Washington Dulles International to James M. Cox Dayton International Airport: distance, flying time, which airlines fly it and how often.
Distance
590km
367 mi, great circle
Flying time
1h 27m
typical, gate to gate
Flights a day
3
average, November 2026
Airlines
1
passenger airlines
Airlines flying IAD to DAY
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 DAY fares by month.
Both directions
- James M. Cox Dayton International Airport (DAY) · we don't have DAY's route list yet
- All nonstop routes from Washington (IAD)
- IAD to DAY on the flight-path tool
Frequently asked questions
How long is the flight from Washington to Dayton?
About 1h 27m gate to gate for the 590 km (367 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 DAY?
United Airlines, with about 3 flights a day between them in our data (AeroDataBox, November 2026).