United Airlines
Star Alliance
Did you mean flights from Washington to Dayton?
United States
James M. Cox International Airport
Switch direction
United States
Washington Dulles International Airport
Click to show full flight schedule
Scan through all non-stop flights from Dayton to Washington. The full flight schedule below gives an overview of all non-stop flights from DAY to IAD, which includes the daily timetable of every operating airline for the upcoming 12 months.
Note: for airline-specific flight schedules, please scroll further down.
Washington is a humid subtropical or warm-temperate destination, featuring hot, humid summers with temperatures typically around 30°C (86°F) and mild to cool winters. The region is known for consistent rainfall throughout the year, peaking in summer. The area is known for its vibrant urban energy, diverse landscapes, and numerous outdoor activities.
You can visit Washington any time of the year, but the best months to explore are from to and from to .

Currently, there is only one airline operating non-stop flights from Dayton DAY to Washington IAD, which is United Airlines. This section gives an overview of the flight schedules and timetables of every airline with direct flights for this route.
Click an airline below to view their DAY IAD flight schedule.
Flights from DAY to IAD are operated twice a week. Departure times vary between 10:20 - 19:45. The earliest flight departs at 10:20, the last flight departs at 19:45. However, this depends on the date you are flying so please check with the full flight schedule above to see which departure times are available on your preferred date(s) of travel.
You can fly in Economy and Business Class. Premium Economy and First Class are not available on this route (at least not as a non-stop flight).
The fastest direct flight from Dayton to Washington takes 1 hour and 30 minutes. The flight distance between Dayton and Washington is 366 miles (or 589 km).
There are 3 airports in Washington: Washington Dulles International Airport (IAD), Ronald Reagan Washington National Airport (DCA) and Baltimore/Washington International Thurgood Marshall Ai (BWI).
There are 2 flights per week flying from Dayton to Washington (as of March 2026).
1 hour and 30 minutes is the average flight time from Dayton to Washington.
The distance from Dayton to Washington is 366 miles (589 kilometers).
United Airlines is the only airline flying nonstop from Dayton to Washington.
Star Alliance is currently the only alliance flying nonstop from Dayton to Washington.
You can fly non-stop in Economy and Business Class.
Aircraft types that fly from Dayton to Washington:
The earliest flight departs at 10:20 from Dayton and arrives at 11:52 at Washington.
The latest flight departs at 19:45 from Dayton and arrives at 21:19 at Washington.
366 miles (589 km) · 1h 30m
10:35
12:08
United Airlines
Star Alliance
UA 4298
United Airlines
Embraer RJ135 / RJ140 / RJ145
Y
W
J
F
14:50
16:25
United Airlines
Star Alliance
UA 4824
United Airlines
Embraer RJ135 / RJ140 / RJ145
Y
W
J
F
14:50
16:25
United Airlines
Star Alliance
UA 4824
United Airlines
Embraer RJ135 / RJ140 / RJ145
Y
W
J
F
19:33
21:10
United Airlines
Star Alliance
UA 4267
United Airlines
Embraer RJ135 / RJ140 / RJ145
Y
W
J
F
19:33
21:10
United Airlines
Star Alliance
UA 4267
United Airlines
Embraer RJ135 / RJ140 / RJ145
Y
W
J
F
Click to Check Prices