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: Mon Sep 12 2016 Return: Wed Sep 14 2016 Trip spans 3 days
Depart: Mon Sep 5 2016 Return: Tue Sep 13 2016 Trip spans 9 days
Depart: Tue Aug 9 2016 Return: Wed Aug 17 2016 Trip spans 9 days
Depart: Wed Oct 5 2016 Return: Wed Oct 12 2016 Trip spans 8 days
Depart: Mon Oct 10 2016 Return: Thu Oct 20 2016 Trip spans 11 days
Depart: Tue Sep 6 2016 Return: Thu Sep 8 2016 Trip spans 3 days
Depart: Wed Aug 10 2016 Return: Tue Aug 30 2016 Trip spans 21 days
Depart: Wed Sep 7 2016 Return: Tue Sep 13 2016 Trip spans 7 days
Depart: Mon Aug 8 2016 Return: Wed Aug 17 2016 Trip spans 10 days
Depart: Fri Aug 12 2016 Return: Wed Aug 31 2016 Trip spans 20 days
Depart: Tue Sep 13 2016 Return: Thu Sep 15 2016 Trip spans 3 days
Depart: Sun Aug 14 2016 Return: Wed Aug 24 2016 Trip spans 11 days
Depart: Wed Aug 24 2016 Return: Tue Aug 30 2016 Trip spans 7 days
Depart: Wed Sep 14 2016 Return: Thu Sep 15 2016 Trip spans 2 days
Depart: Tue Aug 16 2016 Return: Wed Aug 24 2016 Trip spans 9 days
Depart: Sun Aug 28 2016 Return: Wed Sep 28 2016 Trip spans 32 days
Depart: Fri Dec 2 2016 Return: Sun Dec 4 2016 Trip spans 3 days
Depart: Mon Sep 19 2016 Return: Tue Sep 27 2016 Trip spans 9 days
Depart: Sat Aug 20 2016 Return: Wed Aug 24 2016 Trip spans 5 days
Depart: Sun Sep 25 2016 Return: Tue Oct 4 2016 Trip spans 10 days
Direct flights IAD to DEN on United
Flight # Depart IAD Arrive DEN Sun Mon Tue Wed Thu Fri Sat Valid Between
1481 6:40 am 8:36 am Jul 28 - Aug 6
1481 6:40 am 8:36 am Aug 7 - Aug 15
435 7:00 am 8:55 am Sep 2 - Sep 2
403 8:15 am 10:11 am Jul 30 - Aug 6
403 8:15 am 10:11 am Aug 8 - Aug 15
403 8:15 am 10:11 am Aug 7 - Aug 14
403 8:20 am 10:18 am Sep 5 - Sep 5
403 8:22 am 10:20 am Aug 17 - Aug 25
403 8:22 am 10:20 am Aug 21 - Aug 28
403 8:22 am 10:20 am Aug 26 - Aug 26
403 8:22 am 10:20 am Aug 29 - Sep 2
403 8:22 am 10:20 am Aug 16 - Aug 16
403 8:23 am 10:19 am Aug 5 - Aug 5
403 8:28 am 10:26 am Sep 4 - Sep 4
403 8:30 am 10:28 am Aug 27 - Aug 27
403 8:35 am 10:33 am Sep 3 - Sep 3
403 8:36 am 10:34 am Aug 20 - Aug 20
376 9:30 am 11:26 am Jul 30 - Aug 13
376 9:35 am 11:31 am Aug 2 - Aug 10
735 12:40 pm 2:38 pm Sep 5 - Sep 5
735 12:40 pm 2:38 pm Sep 4 - Sep 4
735 12:40 pm 2:38 pm Aug 16 - Aug 30
735 12:40 pm 2:38 pm Aug 20 - Sep 3
735 12:40 pm 2:38 pm Sep 1 - Sep 6
735 12:40 pm 2:38 pm Aug 31 - Aug 31
735 12:50 pm 2:38 pm Jul 28 - Aug 7
735 12:50 pm 2:38 pm Aug 8 - Aug 14
735 12:50 pm 2:36 pm Aug 15 - Aug 15
735 12:52 pm 2:40 pm Jul 30 - Aug 13
696 2:34 pm 4:23 pm Jul 29 - Aug 12
696 2:35 pm 4:24 pm Aug 19 - Sep 9
696 2:35 pm 4:24 pm Aug 2 - Oct 25
696 2:35 pm 4:24 pm Jul 31 - Aug 28
696 2:35 pm 4:24 pm Aug 8 - Aug 18
542 3:54 pm 5:43 pm Sep 3 - Sep 3
542 3:55 pm 5:44 pm Aug 17 - Aug 17
542 4:00 pm 5:46 pm Aug 20 - Aug 27
542 4:00 pm 5:49 pm Aug 18 - Sep 2
542 4:00 pm 5:55 pm Aug 16 - Aug 16
542 4:10 pm 5:59 pm Aug 21 - Aug 28
542 4:10 pm 5:59 pm Sep 5 - Sep 5
542 4:19 pm 6:15 pm Aug 8 - Aug 14
542 4:19 pm 6:15 pm Jul 28 - Aug 7
542 4:19 pm 6:15 pm Aug 15 - Aug 15
1149 5:05 pm 7:15 pm Aug 16 - Aug 16
980 5:05 pm 7:15 pm Aug 20 - Sep 3
980 5:05 pm 7:15 pm Aug 17 - Aug 24
980 5:05 pm 7:15 pm Sep 4 - Sep 4
980 5:05 pm 7:15 pm Sep 2 - Sep 2
980 5:05 pm 7:15 pm Aug 25 - Aug 25
980 5:05 pm 7:15 pm Aug 21 - Aug 28
980 5:05 pm 7:15 pm Aug 26 - Sep 1
980 5:05 pm 7:15 pm Sep 5 - Sep 5
980 5:44 pm 7:48 pm Jul 31 - Aug 14
980 5:50 pm 7:54 pm Aug 8 - Aug 12
980 5:50 pm 7:54 pm Jul 30 - Aug 13
980 5:50 pm 7:54 pm Jul 29 - Aug 10
980 5:50 pm 7:54 pm Aug 15 - Aug 15
505 7:08 pm 8:53 pm Aug 16 - Aug 16
505 7:12 pm 9:05 pm Aug 15 - Aug 15
505 7:12 pm 8:57 pm Aug 17 - Aug 22
505 7:12 pm 8:57 pm Aug 29 - Sep 6
505 7:12 pm 8:55 pm Aug 28 - Aug 28
505 7:12 pm 8:57 pm Aug 24 - Aug 24
505 7:12 pm 8:55 pm Aug 21 - Aug 21
505 7:12 pm 8:57 pm Aug 18 - Aug 25
505 7:12 pm 9:05 pm Aug 7 - Aug 12
505 7:12 pm 9:05 pm Aug 5 - Aug 5
505 7:12 pm 9:05 pm Jul 30 - Aug 13
505 7:27 pm 9:20 pm Aug 14 - Aug 14
505 7:30 pm 9:15 pm Aug 19 - Sep 2
505 7:36 pm 9:21 pm Sep 1 - Sep 1
1849 8:18 pm 10:11 pm Jul 30 - Aug 13
1849 8:30 pm 10:21 pm Jul 29 - Aug 12
554 10:25 pm 12:10 am Aug 16 - Sep 2
554 10:25 pm 12:10 am Aug 20 - Sep 3
554 10:25 pm 12:10 am Sep 4 - Sep 4
554 10:25 pm 12:10 am Sep 5 - Sep 5
554 10:30 pm 12:16 am Aug 15 - Aug 15
554 10:30 pm 12:18 am Jul 30 - Aug 13
554 10:30 pm 12:18 am Jul 29 - Aug 12
554 10:30 pm 12:18 am Jul 28 - Aug 14
* 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.

We compile tonnes of data for you
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,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Washington
$123
Destination

Denver
$123
Airlines Airline reviews

63 travelers who booked a flight from Washington to Denver rated their chosen airlines with an average of 6.1.

Overall
6.5
Boarding
6.7
Crew
7.3
Comfort
6.1
Food
5.0
Entertainment
5.2