Flights from Denver Airport (DEN) to Dulles International Airport Airport (IAD)

We've found the cheapest flights to Washington

Returns from £140.10

One-way from £69.65

Flying between Denver International to Washington Dulles International is very convenient as there are 7 airliners offering direct flights including Ethiopian Airlines, Avianca, Lufthansa, Brussels Airlines, Southwest Airlines, Copa Airlines and United Airlines. The flight time is approximately 3 Hours 33 Minutes.

The most expensive flight prices are typically at weekends and daytime flights. 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. Flight to Washington Dulles International will get more expensive the nearer you get the departure date, so it’s advisable to book in advance if it is possible.

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

To see all airliners that offer flights between Denver International and Washington Dulles International please see the table below.

Flights Chart
AirlinerMoTuWeThFrSaSuFirst FlightLast FlightFlights
United Airlines777887706:0023:59VIEW FLIGHTS
Copa Airlines777777506:0023:59VIEW FLIGHTS
Southwest Airlines322331308:5518:45VIEW FLIGHTS
Brussels Airlines222222208:0010:25VIEW FLIGHTS
Lufthansa212212110:2515:55VIEW FLIGHTS
Ethiopian Airlines111111123:5923:59VIEW FLIGHTS
Avianca111111108:0010:25VIEW FLIGHTS

United Airlines offer the highest number of flights for this route with departures times between 06:00 and 23:59.

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
United AirlinesUA1911
Copa AirlinesCM2870
08:00
AirlineFlight  No
United AirlinesUA1101
AviancaAV2040
Brussels AirlinesSN8810
Copa AirlinesCM2869
08:55
AirlineFlight  No
Southwest AirlinesWN5131
10:25
AirlineFlight  No
United AirlinesUA2087
LufthansaLH7463
Brussels AirlinesSN8952
Copa AirlinesCM2866
13:30
AirlineFlight  No
United AirlinesUA347
Copa AirlinesCM2868
13:45
AirlineFlight  No
Southwest AirlinesWN196
15:55
AirlineFlight  No
United AirlinesUA798
LufthansaLH7519
Copa AirlinesCM2871
18:00
AirlineFlight  No
United AirlinesUA2408
Copa AirlinesCM2865
18:45
AirlineFlight  No
Southwest AirlinesWN4022
23:59
AirlineFlight  No
United AirlinesUA1712
Ethiopian AirlinesET1365
Copa AirlinesCM2872
VIEW FLIGHTS
Tuesday
06:00
AirlineFlight  No
United AirlinesUA1911
Copa AirlinesCM2870
08:00
AirlineFlight  No
United AirlinesUA1101
Brussels AirlinesSN8810
Copa AirlinesCM2869
09:45
AirlineFlight  No
Southwest AirlinesWN677
10:25
AirlineFlight  No
United AirlinesUA2087
LufthansaLH7463
AviancaAV2040
Brussels AirlinesSN8952
Copa AirlinesCM2866
13:30
AirlineFlight  No
United AirlinesUA347
Copa AirlinesCM2868
15:55
AirlineFlight  No
United AirlinesUA798
Copa AirlinesCM2871
17:45
AirlineFlight  No
Southwest AirlinesWN4022
18:00
AirlineFlight  No
United AirlinesUA2408
Copa AirlinesCM2865
23:59
AirlineFlight  No
United AirlinesUA1712
Ethiopian AirlinesET1365
Copa AirlinesCM2872
VIEW FLIGHTS
Wednesday
06:00
AirlineFlight  No
United AirlinesUA1911
Copa AirlinesCM2870
08:00
AirlineFlight  No
United AirlinesUA1101
AviancaAV2040
Brussels AirlinesSN8810
Copa AirlinesCM2869
09:45
AirlineFlight  No
Southwest AirlinesWN677
10:25
AirlineFlight  No
United AirlinesUA2087
LufthansaLH7463
Brussels AirlinesSN8952
Copa AirlinesCM2866
13:30
AirlineFlight  No
United AirlinesUA347
Copa AirlinesCM2868
15:55
AirlineFlight  No
United AirlinesUA798
LufthansaLH7519
Copa AirlinesCM2871
17:45
AirlineFlight  No
Southwest AirlinesWN4022
18:00
AirlineFlight  No
United AirlinesUA2408
Copa AirlinesCM2865
23:59
AirlineFlight  No
United AirlinesUA1712
Ethiopian AirlinesET1365
Copa AirlinesCM2872
VIEW FLIGHTS
Thursday
06:00
AirlineFlight  No
United AirlinesUA1911
Copa AirlinesCM2870
08:00
AirlineFlight  No
United AirlinesUA1101
Brussels AirlinesSN8810
Copa AirlinesCM2869
08:55
AirlineFlight  No
Southwest AirlinesWN5131
09:15
AirlineFlight  No
United AirlinesUA3912
10:25
AirlineFlight  No
United AirlinesUA2087
LufthansaLH7463
AviancaAV2040
Brussels AirlinesSN8952
Copa AirlinesCM2866
13:30
AirlineFlight  No
United AirlinesUA347
Copa AirlinesCM2868
13:45
AirlineFlight  No
Southwest AirlinesWN196
15:55
AirlineFlight  No
United AirlinesUA798
LufthansaLH7519
Copa AirlinesCM2871
18:00
AirlineFlight  No
United AirlinesUA2408
Copa AirlinesCM2865
18:45
AirlineFlight  No
Southwest AirlinesWN4022
23:59
AirlineFlight  No
United AirlinesUA1712
Ethiopian AirlinesET1365
Copa AirlinesCM2872
VIEW FLIGHTS
Friday
06:00
AirlineFlight  No
United AirlinesUA1911
Copa AirlinesCM2870
08:00
AirlineFlight  No
United AirlinesUA1101
AviancaAV2040
Brussels AirlinesSN8810
Copa AirlinesCM2869
08:55
AirlineFlight  No
Southwest AirlinesWN5131
10:25
AirlineFlight  No
United AirlinesUA2087
LufthansaLH7463
Brussels AirlinesSN8952
Copa AirlinesCM2866
10:30
AirlineFlight  No
United AirlinesUA3912
13:30
AirlineFlight  No
United AirlinesUA347
Copa AirlinesCM2868
13:45
AirlineFlight  No
Southwest AirlinesWN196
15:55
AirlineFlight  No
United AirlinesUA798
Copa AirlinesCM2871
18:00
AirlineFlight  No
United AirlinesUA2408
Copa AirlinesCM2865
18:45
AirlineFlight  No
Southwest AirlinesWN4022
23:59
AirlineFlight  No
United AirlinesUA1712
Ethiopian AirlinesET1365
Copa AirlinesCM2872
VIEW FLIGHTS
Saturday
06:00
AirlineFlight  No
United AirlinesUA1911
Copa AirlinesCM2870
08:00
AirlineFlight  No
United AirlinesUA1101
Southwest AirlinesWN677
AviancaAV2040
Brussels AirlinesSN8810
Copa AirlinesCM2869
10:25
AirlineFlight  No
United AirlinesUA2087
LufthansaLH7463
Brussels AirlinesSN8952
Copa AirlinesCM2866
13:30
AirlineFlight  No
United AirlinesUA347
Copa AirlinesCM2868
15:45
AirlineFlight  No
United AirlinesUA798
LufthansaLH7519
Copa AirlinesCM2871
18:00
AirlineFlight  No
United AirlinesUA2408
Copa AirlinesCM2865
23:59
AirlineFlight  No
United AirlinesUA1712
Ethiopian AirlinesET1365
Copa AirlinesCM2872
VIEW FLIGHTS
Sunday
06:00
AirlineFlight  No
United AirlinesUA1911
Copa AirlinesCM2870
08:00
AirlineFlight  No
United AirlinesUA1101
AviancaAV2040
Brussels AirlinesSN8810
Copa AirlinesCM2869
08:55
AirlineFlight  No
Southwest AirlinesWN5131
10:25
AirlineFlight  No
United AirlinesUA2087
LufthansaLH7463
Brussels AirlinesSN8952
Copa AirlinesCM2866
13:30
AirlineFlight  No
United AirlinesUA347
13:45
AirlineFlight  No
Southwest AirlinesWN196
15:55
AirlineFlight  No
United AirlinesUA798
18:00
AirlineFlight  No
United AirlinesUA2408
Copa AirlinesCM2865
18:45
AirlineFlight  No
Southwest AirlinesWN4022
23:59
AirlineFlight  No
United AirlinesUA1712
Ethiopian AirlinesET1365
Copa AirlinesCM2872
VIEW FLIGHTS

If the airlines stated don’t offer flights that suite your travel times, you could look at alternative options. Below we have summarised flights from alternative departures airports and flights that are not direct.

Alternative Direct Routes
RouteStopsDistanceFlying Time
Denver Arapahoe Co to Dulles03 Hours 34 Minutes
Broomfield to Dulles03 Hours 36 Minutes

Before you book your flights make sure you your passport is valid and preferably has at least 6 months or more left before it expires. To renew your passport it can take several weeks to renew and with many airliners flights are not refundable.

Don't forget to book a rental car!

Search for a cheap hire vehicle in Dulles Virginia, United States

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

DIRECT United
What is the cheapest direct flight one way from Denver DEN to Washington IAD?
The cheapest direct flight one way from Denver DEN to Washington IAD is £69.65 ($88 €83.32)
£69.65
$88 | €83.32
Check Latest Price
DIRECT United
What is the cheapest direct return flight from Denver DEN to Washington IAD?
The cheapest direct return flight from Denver DEN to Washington IAD is £140.10 ($177 €167.59)
£140.10
$177 | €167.59
Check Latest Price
1+ STOP(S)
What is the cheapest flight one way from Denver DEN to Washington IAD?
The cheapest flight one way from Denver DEN to Washington IAD is £42.74 ($54 €51.13)
£42.74
$54 | €51.13
Check Latest Price
1+ STOP(S)
What is the cheapest return flight from Denver DEN to Washington IAD?
The cheapest return flight from Denver DEN to Washington IAD is £85.48 ($108 €102.26)
£85.48
$108 | €102.26
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 DEN to IAD

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

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

Other Airports Connecting To Dulles International Airport in united states

Don't forget to book a hire car!

Find cheap rental cars at Dulles International Airport

Useful Information about Dulles International Airport

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Duty Free Shopping at Dulles International Airport

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