How long is the flight from Washington Dulles to Denver?

IAD–DEN is 3h 9m nonstop, covering 2,332 km (1,449 mi).

Which airlines fly nonstop from Washington Dulles to Denver?

United Airlines operates this route nonstop.

How much is a flight from Washington Dulles to Denver?

One-way fares on IAD–DEN recently started from $104 ($212 nonstop). The lowest recent fare is for travel in December 2026. Fares change daily, so check current prices before booking.

How often do flights run from Washington Dulles to Denver?

The route is served 7 days a week (51 scheduled departures).

Flights from Washington Dulles to Denver

IADDEN

Washington Dulles International Airport (Dulles, United States) → Denver International Airport (Denver, United States)

Nonstop: 3h 9m
Distance: 2,332 km
Frequency: 7×/week
One-way from: $104
Airlines: United Airlines

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Fares by month

One-way, per person

Lowest fares Aviasales travelers found in recent searches; some may include a connection. Prices change often — tap a month to see live fares.

Weekly schedule

Monday

UA79208:20→10:294h 9mUnited Airlines
UA186510:00→12:094h 9mUnited Airlines
UA158712:40→14:484h 8mUnited Airlines
UA39516:10→18:174h 7mUnited Airlines
UA59917:20→19:304h 10mUnited Airlines
UA49522:10→00:194h 9mUnited Airlines

Tuesday

UA79208:20→10:294h 9mUnited Airlines
UA186510:00→12:074h 7mUnited Airlines
UA158712:40→14:484h 8mUnited Airlines
UA112614:05→16:134h 8mUnited Airlines
UA39516:10→18:174h 7mUnited Airlines
UA59917:20→19:304h 10mUnited Airlines
UA49522:10→00:194h 9mUnited Airlines

Wednesday

UA79208:20→10:294h 9mUnited Airlines
UA186510:00→12:094h 9mUnited Airlines
UA158712:40→14:484h 8mUnited Airlines
UA112614:05→16:134h 8mUnited Airlines
UA39516:10→18:174h 7mUnited Airlines
UA59917:20→19:304h 10mUnited Airlines
UA49522:10→00:194h 9mUnited Airlines

Thursday

UA226406:10→08:194h 9mUnited Airlines
UA79208:20→10:294h 9mUnited Airlines
UA186510:00→12:094h 9mUnited Airlines
UA158712:40→14:484h 8mUnited Airlines
UA112614:05→16:134h 8mUnited Airlines
UA39516:10→18:174h 7mUnited Airlines
UA59917:20→19:304h 10mUnited Airlines
UA49522:10→00:174h 7mUnited Airlines

Friday

UA226406:10→08:194h 9mUnited Airlines
UA79208:20→10:274h 7mUnited Airlines
UA186510:00→12:094h 9mUnited Airlines
UA158712:40→14:474h 7mUnited Airlines
UA112614:05→16:134h 8mUnited Airlines
UA39516:10→18:174h 7mUnited Airlines
UA59917:20→19:304h 10mUnited Airlines
UA49522:10→00:194h 9mUnited Airlines

Saturday

UA79208:20→10:294h 9mUnited Airlines
UA186510:00→12:094h 9mUnited Airlines
UA158712:40→14:474h 7mUnited Airlines
UA112614:05→16:134h 8mUnited Airlines
UA39516:10→18:174h 7mUnited Airlines
UA59917:20→19:304h 10mUnited Airlines
UA49522:10→00:194h 9mUnited Airlines

Sunday

UA226406:10→08:194h 9mUnited Airlines
UA79208:20→10:294h 9mUnited Airlines
UA186510:00→12:094h 9mUnited Airlines
UA158712:40→14:474h 7mUnited Airlines
UA112614:10→16:204h 10mUnited Airlines
UA39516:10→18:174h 7mUnited Airlines
UA59917:20→19:304h 10mUnited Airlines
UA49522:10→00:193h 9mUnited Airlines

Washington Dulles to Denver — frequently asked

How long is the flight from Washington Dulles to Denver?: IAD–DEN is 3h 9m nonstop, covering 2,332 km (1,449 mi).
Which airlines fly nonstop from Washington Dulles to Denver?: United Airlines operates this route nonstop.
How much is a flight from Washington Dulles to Denver?: One-way fares on IAD–DEN recently started from $104 ($212 nonstop). The lowest recent fare is for travel in December 2026. Fares change daily, so check current prices before booking.
How often do flights run from Washington Dulles to Denver?: The route is served 7 days a week (51 scheduled departures).