Washington (DCA) to Denver (DEN) flights
Nonstop from Ronald Reagan Washington National to Denver International: distance, flying time, which airlines fly it and how often.
Distance
2,369km
1,472 mi, great circle
Flying time
3h 29m
typical, gate to gate
Flights a day
4.1
average, November 2026
Airlines
2
passenger airlines
Airlines flying DCA to DEN
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 DCA to DEN fares by month.
Both directions
Frequently asked questions
How long is the flight from Washington to Denver?
About 3h 29m gate to gate for the 2,369 km (1,472 mile) trip, estimated from distance. Schedules vary by airline and season, and winds can add or save time.
Which airlines fly nonstop from DCA to DEN?
Frontier Airlines and United Airlines, with about 4.1 flights a day between them in our data (AeroDataBox, November 2026).