DenverWashingtonFlight TimeDEN–IAD
Denver (Denver International Airport) to Washington (Washington Dulles International Airport).
The flight from Denver (DEN) to Washington (IAD) takes 2h 48m on average, covering about 1,594 miles. Across 11 flights we tracked, the fastest was 2h 36m and the slowest 3h 8m, with United Airlines flying it most often.
Plan this routeAt a glance
| Avg flight time | Distance | Fastest tracked | Airlines |
|---|---|---|---|
| 2h 48m | 1,594 mi | 2h 36m | 1 |
Airlines on this route
Captured airlines for DEN to IAD
Our current provider sample includes 11/day from DEN to IAD across 2 captured airlines.
- First departure
- 01:40
- Last departure
- 23:59
- Cadence
- ~every 2 hours
- Captured departures/day
- 12
| Airline | Captured daily freq. | Aircraft | Departures (local) |
|---|---|---|---|
| United Airlines | 8-9/day | Airbus A320 family, Boeing 737, Boeing 757 · Seat map | 01:4006:13 |
Aircraft we tracked
Methodology: figures are aggregated from 11 real flights on this route tracked between 2026-06-06 and 2026-06-19, sourced from live flight data. Updated daily as new flights are observed.
Route FAQ
How long is the flight from DEN to IAD?
The DEN to IAD flight takes 2h 48m on average based on 11 tracked flights.
How far is DEN from IAD?
DEN to IAD is about 1,594 miles by air.
Which airlines fly from DEN to IAD?
United Airlines flies the DEN to IAD route in our tracked route data.
What aircraft fly from DEN to IAD?
Aircraft observed on DEN to IAD include Airbus A321neo.