Find Deals on Flights from Washington Dulles Intl to Denver International (IAD - DEN)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Washington Dulles Intl to Denver International

(Round-trip)
Depart: Tue Oct 11 2016 Return: Sat Oct 15 2016 Trip spans 5 days
Depart: Sat Sep 24 2016 Return: Mon Sep 26 2016 Trip spans 3 days
Depart: Sat Sep 17 2016 Return: Tue Sep 27 2016 Trip spans 11 days
Depart: Wed Nov 30 2016 Return: Sat Dec 3 2016 Trip spans 4 days
Depart: Sat Nov 19 2016 Return: Thu Nov 24 2016 Trip spans 6 days
Depart: Wed Jan 25 2017 Return: Thu Jan 26 2017 Trip spans 2 days
Depart: Wed Sep 7 2016 Return: Fri Sep 9 2016 Trip spans 3 days
Depart: Tue Nov 1 2016 Return: Tue Nov 8 2016 Trip spans 8 days
Depart: Sat Oct 15 2016 Return: Tue Oct 18 2016 Trip spans 4 days
Depart: Thu Sep 8 2016 Return: Tue Sep 13 2016 Trip spans 6 days
Depart: Sat Dec 3 2016 Return: Tue Dec 6 2016 Trip spans 4 days
Depart: Wed Nov 9 2016 Return: Sat Nov 12 2016 Trip spans 4 days
Depart: Tue Oct 18 2016 Return: Tue Oct 25 2016 Trip spans 8 days
Depart: Sun Sep 18 2016 Return: Tue Sep 20 2016 Trip spans 3 days
Depart: Sat Nov 12 2016 Return: Tue Nov 15 2016 Trip spans 4 days
Depart: Mon Nov 21 2016 Return: Thu Nov 24 2016 Trip spans 4 days
Depart: Wed Oct 19 2016 Return: Wed Oct 26 2016 Trip spans 8 days
Depart: Fri Sep 30 2016 Return: Wed Oct 5 2016 Trip spans 6 days
Depart: Sun Oct 30 2016 Return: Wed Nov 2 2016 Trip spans 4 days
Depart: Wed Sep 21 2016 Return: Sat Sep 24 2016 Trip spans 4 days
Direct flights IAD to DEN on United
Flight # Depart IAD Arrive DEN Sun Mon Tue Wed Thu Fri Sat Valid Between
435 5:20 am 7:14 am Sep 12 - Oct 3
435 5:25 am 7:23 am Sep 6 - Sep 6
423 7:04 am 8:58 am Sep 7 - Sep 7
403 8:15 am 10:13 am Sep 6 - Sep 6
403 8:16 am 10:10 am Sep 7 - Sep 10
403 8:16 am 10:10 am Sep 17 - Oct 1
403 8:20 am 10:18 am Sep 5 - Sep 5
403 8:20 am 10:14 am Oct 6 - Oct 12
403 8:25 am 10:19 am Sep 15 - Sep 15
403 8:25 am 10:19 am Oct 2 - Oct 2
403 8:25 am 10:19 am Sep 25 - Sep 25
403 8:25 am 10:19 am Sep 8 - Sep 14
403 8:25 am 10:19 am Sep 16 - Oct 5
403 8:25 am 10:19 am Sep 18 - Sep 18
403 8:27 am 10:21 am Sep 13 - Sep 13
1991 9:30 am 11:22 am Sep 25 - Oct 2
1991 9:30 am 11:22 am Sep 11 - Sep 11
1991 9:48 am 11:40 am Sep 18 - Sep 18
735 12:40 pm 2:38 pm Sep 6 - Sep 6
735 12:40 pm 2:38 pm Sep 16 - Sep 16
735 12:40 pm 2:38 pm Sep 5 - Sep 5
735 12:40 pm 2:38 pm Sep 7 - Sep 7
735 12:40 pm 2:38 pm Sep 8 - Sep 8
735 12:40 pm 2:38 pm Oct 3 - Oct 3
735 12:40 pm 2:38 pm Oct 4 - Oct 4
735 12:40 pm 2:38 pm Oct 5 - Oct 5
735 12:40 pm 2:38 pm Sep 15 - Sep 15
735 12:40 pm 2:38 pm Sep 11 - Sep 11
735 12:40 pm 2:38 pm Sep 9 - Sep 9
735 12:40 pm 2:38 pm Sep 10 - Sep 10
735 12:40 pm 2:38 pm Oct 2 - Oct 2
735 12:40 pm 2:38 pm Sep 13 - Sep 13
735 12:40 pm 2:38 pm Sep 17 - Sep 17
735 12:40 pm 2:38 pm Sep 20 - Sep 28
735 12:40 pm 2:38 pm Sep 18 - Sep 18
735 12:40 pm 2:38 pm Sep 24 - Sep 24
735 12:40 pm 2:38 pm Sep 25 - Sep 25
735 12:40 pm 2:38 pm Sep 30 - Sep 30
735 12:40 pm 2:38 pm Sep 29 - Sep 29
735 12:40 pm 2:38 pm Oct 1 - Oct 1
735 12:40 pm 2:38 pm Sep 12 - Sep 19
735 12:46 pm 2:44 pm Oct 6 - Oct 6
696 2:35 pm 4:24 pm Sep 18 - Sep 18
696 2:35 pm 4:24 pm Aug 29 - Sep 9
696 2:35 pm 4:24 pm Aug 30 - Oct 11
696 2:35 pm 4:24 pm Sep 11 - Sep 16
696 2:35 pm 4:24 pm Sep 19 - Oct 10
542 4:00 pm 5:49 pm Sep 6 - Sep 6
542 4:00 pm 5:49 pm Sep 10 - Sep 10
542 4:07 pm 5:56 pm Sep 11 - Sep 11
542 4:10 pm 5:59 pm Sep 5 - Sep 5
542 4:13 pm 6:02 pm Sep 17 - Oct 1
542 4:20 pm 6:09 pm Sep 25 - Sep 26
542 4:20 pm 6:09 pm Sep 16 - Sep 23
542 4:20 pm 6:09 pm Sep 30 - Oct 5
542 4:20 pm 6:09 pm Sep 21 - Sep 28
542 4:20 pm 6:09 pm Sep 14 - Sep 14
542 4:20 pm 6:09 pm Sep 8 - Sep 9
542 4:20 pm 6:09 pm Sep 29 - Sep 29
542 4:20 pm 6:09 pm Sep 7 - Sep 7
542 4:21 pm 6:10 pm Sep 15 - Sep 15
542 4:23 pm 6:12 pm Oct 6 - Oct 6
542 4:23 pm 6:12 pm Sep 20 - Oct 4
542 4:23 pm 6:12 pm Sep 13 - Sep 13
542 4:26 pm 6:15 pm Sep 12 - Sep 12
980 5:05 pm 7:15 pm Sep 5 - Sep 5
980 5:05 pm 7:15 pm Sep 6 - Sep 6
980 5:10 pm 7:16 pm Sep 20 - Oct 4
980 5:10 pm 7:15 pm Sep 10 - Oct 1
980 5:10 pm 7:16 pm Oct 5 - Oct 5
980 5:10 pm 7:16 pm Sep 7 - Sep 14
980 5:10 pm 7:16 pm Sep 12 - Oct 3
980 5:12 pm 7:15 pm Oct 6 - Oct 6
980 5:14 pm 7:15 pm Sep 11 - Oct 2
505 7:10 pm 8:53 pm Oct 6 - Oct 12
505 7:12 pm 8:57 pm Aug 29 - Sep 5
505 7:12 pm 8:57 pm Sep 6 - Sep 6
505 7:30 pm 9:13 pm Sep 15 - Sep 22
505 7:30 pm 9:13 pm Oct 3 - Oct 3
505 7:30 pm 9:11 pm Sep 11 - Oct 2
505 7:30 pm 9:13 pm Oct 5 - Oct 5
505 7:30 pm 9:13 pm Sep 10 - Oct 1
505 7:30 pm 9:13 pm Sep 23 - Sep 29
505 7:30 pm 9:13 pm Sep 30 - Sep 30
505 7:30 pm 9:13 pm Sep 12 - Sep 19
505 7:30 pm 9:13 pm Sep 16 - Sep 16
897 9:00 pm 10:45 pm Sep 11 - Oct 2
554 10:20 pm 12:05 am Sep 10 - Oct 3
554 10:20 pm 12:05 am Sep 20 - Oct 5
554 10:20 pm 12:05 am Sep 11 - Oct 2
554 10:20 pm 12:05 am Sep 7 - Sep 14
554 10:25 pm 12:10 am Sep 5 - Sep 5
554 10:25 pm 12:10 am Oct 6 - Oct 28
554 10:25 pm 12:10 am Sep 6 - Sep 6
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
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Airports
Origin

Washington
$217
Destination

Denver
$217
Airlines Airline reviews

95 travelers who booked a flight from Washington to Denver rated their chosen airlines with an average of 5.9.

Overall
6.3
Boarding
6.6
Crew
7.1
Comfort
5.7
Food
4.9
Entertainment
4.9