Flights from Washington Airport IAD to Denver Airport DEN

We've found the cheapest flights to Denver

Returns from £183.26

One-way from £83.51

If it is your first time travelling to Denver International then check out the airliners Ethiopian Airlines, Avianca, Brussels Airlines, Lufthansa, Southwest Airlines, Copa Airlines and United Airlines. These airliners all offer direct flights that depart from Washington Dulles International, so you will find flying to Denver International is quite easy. The flight time is approximately 3 Hours 33 Minutes.

The cost of the flights varies significantly so we can’t provide you an estimate. Prices can be 50% cheaper if you book more than a month in advance. The cheapest flights available will generally be mid week or late in the evening, so if you are on a budget then these are the flight times you should consider. Alternatively, you could book well in advance and you flight could be up to 50% cheaper, especially with budget airliners. We advise all our viewers to book well in advance. This way you will get the low priced tickets available.

When arriving at Denver International don’t forget to set your watch to the local time!

The table below displays the numbers of daily flights from Washington Dulles International (IAD) to Denver International (DEN) and the relevant airlines that fly.

Flights Chart
AirlinerMoTuWeThFrSaSuFirst FlightLast FlightFlights
United Airlines777777708:3022:20VIEW FLIGHTS
Copa Airlines777777400:3022:20VIEW FLIGHTS
Southwest Airlines333332206:0019:50VIEW FLIGHTS
Lufthansa222222200:3022:20VIEW FLIGHTS
Brussels Airlines222222117:2622:17VIEW FLIGHTS
Ethiopian Airlines111111012:3512:35VIEW FLIGHTS
Avianca111111015:5815:58VIEW FLIGHTS

United Airlines offer the highest number of flights for this route with departures times between 08:30 and 22:20.

You can find the latest flight availability and prices from United Airlines at united.com. You can also book direct and get their latest discounts.

Flight times for the route are summarised in the table below. These time were correct at the time of writing, but please be aware that times may vary from time to time so please check their website for exact times and the dates you wish to fly.

Flights Time In WeekDays
DayFlight TimesFlights
Monday
06:00
AirlineFlight  No
Southwest AirlinesWN4510
08:30
AirlineFlight  No
United AirlinesUA468
Copa AirlinesCM2857
10:05
AirlineFlight  No
United AirlinesUA1926
Copa AirlinesCM2859
12:35
AirlineFlight  No
United AirlinesUA2410
Ethiopian AirlinesET1364
Copa AirlinesCM2864
15:35
AirlineFlight  No
Southwest AirlinesWN3548
15:58
AirlineFlight  No
United AirlinesUA2724
AviancaAV2041
Copa AirlinesCM2860
17:26
AirlineFlight  No
United AirlinesUA1728
Brussels AirlinesSN8917
Copa AirlinesCM2858
19:50
AirlineFlight  No
Southwest AirlinesWN147
20:10
AirlineFlight  No
United AirlinesUA454
LufthansaLH7462
Brussels AirlinesSN8809
Copa AirlinesCM2862
22:20
AirlineFlight  No
United AirlinesUA2294
LufthansaLH7518
Copa AirlinesCM2861
VIEW FLIGHTS
Tuesday
00:30
AirlineFlight  No
LufthansaLH7518
07:05
AirlineFlight  No
Southwest AirlinesWN3374
08:30
AirlineFlight  No
United AirlinesUA468
Copa AirlinesCM2857
10:05
AirlineFlight  No
United AirlinesUA1926
Copa AirlinesCM2859
12:35
AirlineFlight  No
United AirlinesUA2410
Ethiopian AirlinesET1364
Copa AirlinesCM2864
15:40
AirlineFlight  No
Southwest AirlinesWN3548
15:58
AirlineFlight  No
United AirlinesUA2724
AviancaAV2041
Copa AirlinesCM2860
17:26
AirlineFlight  No
United AirlinesUA1728
Brussels AirlinesSN8917
Copa AirlinesCM2858
18:45
AirlineFlight  No
Southwest AirlinesWN147
20:10
AirlineFlight  No
United AirlinesUA454
LufthansaLH7462
Brussels AirlinesSN8809
Copa AirlinesCM2862
22:20
AirlineFlight  No
United AirlinesUA2294
Copa AirlinesCM2861
VIEW FLIGHTS
Wednesday
07:05
AirlineFlight  No
Southwest AirlinesWN3374
08:30
AirlineFlight  No
United AirlinesUA468
Copa AirlinesCM2857
10:05
AirlineFlight  No
United AirlinesUA1926
Copa AirlinesCM2859
12:35
AirlineFlight  No
United AirlinesUA2410
Ethiopian AirlinesET1364
Copa AirlinesCM2864
15:40
AirlineFlight  No
Southwest AirlinesWN3548
15:58
AirlineFlight  No
United AirlinesUA2724
AviancaAV2041
Copa AirlinesCM2860
17:26
AirlineFlight  No
United AirlinesUA1728
Brussels AirlinesSN8917
Copa AirlinesCM2858
18:45
AirlineFlight  No
Southwest AirlinesWN147
20:10
AirlineFlight  No
United AirlinesUA454
LufthansaLH7462
Brussels AirlinesSN8809
Copa AirlinesCM2862
22:20
AirlineFlight  No
United AirlinesUA2294
LufthansaLH7518
Copa AirlinesCM2861
VIEW FLIGHTS
Thursday
06:00
AirlineFlight  No
Southwest AirlinesWN4510
08:30
AirlineFlight  No
United AirlinesUA468
Copa AirlinesCM2857
10:05
AirlineFlight  No
United AirlinesUA1926
Copa AirlinesCM2859
12:35
AirlineFlight  No
United AirlinesUA2410
Ethiopian AirlinesET1364
Copa AirlinesCM2864
15:35
AirlineFlight  No
Southwest AirlinesWN3548
15:58
AirlineFlight  No
United AirlinesUA2724
AviancaAV2041
Copa AirlinesCM2860
17:26
AirlineFlight  No
United AirlinesUA1728
Brussels AirlinesSN8917
Copa AirlinesCM2858
19:50
AirlineFlight  No
Southwest AirlinesWN147
20:10
AirlineFlight  No
United AirlinesUA454
LufthansaLH7462
Brussels AirlinesSN8809
Copa AirlinesCM2862
22:20
AirlineFlight  No
United AirlinesUA2294
LufthansaLH7518
Copa AirlinesCM2861
VIEW FLIGHTS
Friday
00:30
AirlineFlight  No
LufthansaLH7518
06:00
AirlineFlight  No
Southwest AirlinesWN4510
08:30
AirlineFlight  No
United AirlinesUA468
Copa AirlinesCM2857
10:05
AirlineFlight  No
United AirlinesUA1926
Copa AirlinesCM2859
12:35
AirlineFlight  No
United AirlinesUA2410
Ethiopian AirlinesET1364
Copa AirlinesCM2864
15:35
AirlineFlight  No
Southwest AirlinesWN3548
15:58
AirlineFlight  No
United AirlinesUA2724
AviancaAV2041
Copa AirlinesCM2860
17:26
AirlineFlight  No
United AirlinesUA1728
Brussels AirlinesSN8917
Copa AirlinesCM2858
19:50
AirlineFlight  No
Southwest AirlinesWN147
20:10
AirlineFlight  No
United AirlinesUA454
LufthansaLH7462
Brussels AirlinesSN8809
Copa AirlinesCM2862
22:20
AirlineFlight  No
United AirlinesUA2294
Copa AirlinesCM2861
VIEW FLIGHTS
Saturday
06:30
AirlineFlight  No
Southwest AirlinesWN3374
08:30
AirlineFlight  No
United AirlinesUA468
Copa AirlinesCM2857
10:05
AirlineFlight  No
United AirlinesUA1926
Copa AirlinesCM2859
12:35
AirlineFlight  No
United AirlinesUA2410
Ethiopian AirlinesET1364
Copa AirlinesCM2864
15:58
AirlineFlight  No
United AirlinesUA2724
AviancaAV2041
Copa AirlinesCM2860
17:26
AirlineFlight  No
United AirlinesUA1728
Brussels AirlinesSN8917
Copa AirlinesCM2858
19:50
AirlineFlight  No
Southwest AirlinesWN147
20:10
AirlineFlight  No
United AirlinesUA454
LufthansaLH7462
Brussels AirlinesSN8809
Copa AirlinesCM2862
22:20
AirlineFlight  No
United AirlinesUA2294
LufthansaLH7518
Copa AirlinesCM2861
VIEW FLIGHTS
Sunday
00:30
AirlineFlight  No
LufthansaLH7518
Copa AirlinesCM2861
06:00
AirlineFlight  No
Southwest AirlinesWN4510
08:30
AirlineFlight  No
United AirlinesUA468
10:05
AirlineFlight  No
United AirlinesUA1926
Copa AirlinesCM2859
10:35
AirlineFlight  No
Copa AirlinesCM2857
12:35
AirlineFlight  No
United AirlinesUA2410
15:58
AirlineFlight  No
United AirlinesUA2724
17:05
AirlineFlight  No
Southwest AirlinesWN3374
17:26
AirlineFlight  No
United AirlinesUA1728
20:10
AirlineFlight  No
United AirlinesUA454
22:17
AirlineFlight  No
LufthansaLH7462
Brussels AirlinesSN8809
Copa AirlinesCM2862
22:20
AirlineFlight  No
United AirlinesUA2294
VIEW FLIGHTS

Instead of flying from Washington Dulles International you could consider a few airports that are close by. Please see that table below of alternative routes.

Alternative Direct Routes
RouteStopsDistanceFlying Time
Baltimore Washington Thurgood Marshall to Denver03 Hours 38 Minutes
Washington Ronald Reagan Washington National to Denver03 Hours 36 Minutes
Philadelphia to Denver03 Hours 45 Minutes
Richmond to Denver03 Hours 37 Minutes

Before you start your journey remember to check you have all your documents; in particular, your passport and flight tickets. You will be surprised at the amount of people of forget these!

Don't forget to book your hire car!

Find cheap vehicle hire deals at Dulles International Airport

Flight Price FAQ - Washington (IAD) to Denver (DEN)

DIRECT United
What is the cheapest direct flight one way from Washington IAD to Denver DEN?
The cheapest direct flight one way from Washington IAD to Denver DEN is £83.51 ($108 €100.13)
£83.51
$108 | €100.13
Check Latest Price
DIRECT United
What is the cheapest direct return flight from Washington IAD to Denver DEN?
The cheapest direct return flight from Washington IAD to Denver DEN is £183.26 ($237 €219.73)
£183.26
$237 | €219.73
Check Latest Price
1+ STOP(S)
What is the cheapest flight one way from Washington IAD to Denver DEN?
The cheapest flight one way from Washington IAD to Denver DEN is £38.66 ($50 €46.36)
£38.66
$50 | €46.36
Check Latest Price
1+ STOP(S)
What is the cheapest return flight from Washington IAD to Denver DEN?
The cheapest return flight from Washington IAD to Denver DEN is £85.06 ($110 €101.98)
£85.06
$110 | €101.98
Check Latest Price
Important Note: Prices shown are taken from searches performed for flights operating during the current month. Please use the "Latest Price" buttons to get the most up to date airfares.

Compare Flight Prices from IAD to DEN

Was your flight delayed or cancelled?

Was your flight delayed or cancelled?

You may be eligible to receive up to 600 EUR compensation per person in your party.

Claim Now!

Flight Info FAQ - Washington (IAD) to Denver (DEN)

Who flies from Washington to Denver?
The following airlines fly from Washington (IAD) to Denver (DEN): Avianca, Brussels Airlines, Copa Airlines, Ethiopian Airlines, Lufthansa, Southwest Airlines, United Airlines.
How far is the flight from Washington to Denver?
The flight from Washington to Denver is 2,332KM or 1,449 miles.
How long does the flight from Washington to Denver to take?
The flight from Washington to Denver takes 3 Hours 33 Minutes.

Alternative Airports in United States with Connections from Dulles International Airport

Planning a trip? Save money on car hire by booking in advance

Search for a cheap rental car at IAD

Useful Information about Dulles International Airport

Lounges at Dulles International Airport

See all the airport lounges, locations and opening times available at Dulles International Airport

View...
Eating and Drinking at Dulles International Airport

See all bars and restaurants at Dulles International Airport, including locations and if they are before or after check-in

View...
Duty Free Shopping at Dulles International Airport

See all shops available at Dulles International Airport - plan your duty free shopping in advance

View...
Washington D. C. Tourist Attractions

Things to see and do in and around Washington D. C. in the United States of America

View...