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

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Washington Dulles Intl to Denver International

(Round-trip)
Depart: Tue May 12 2015 Return: Mon May 18 2015 Trip spans 7 days
United
United
IAD
1:15p
DEN
7:28p
6h 13m
1 stop
DEN
1:48p
IAD
5:11p
3h 23m
nonstop
Depart: Tue Jun 2 2015 Return: Sat Jun 6 2015 Trip spans 5 days
Frontier
Frontier
IAD
8:50a
DEN
4:34p
7h 44m
2 stops
DEN
3:25a
IAD
10:55a
7h 30m
2 stops
Depart: Wed Jun 10 2015 Return: Tue Jun 16 2015 Trip spans 7 days
Frontier
Frontier
IAD
8:50a
DEN
4:34p
7h 44m
2 stops
DEN
3:25a
IAD
10:55a
7h 30m
2 stops
Depart: Sat Jun 13 2015 Return: Tue Jun 16 2015 Trip spans 4 days
Frontier
Frontier
IAD
8:50a
DEN
4:34p
7h 44m
2 stops
DEN
3:25a
IAD
10:55a
7h 30m
2 stops
Depart: Thu May 7 2015 Return: Tue May 12 2015 Trip spans 6 days
United
United
IAD
4:35a
DEN
11:27a
6h 52m
1 stop
DEN
1:48p
IAD
5:11p
3h 23m
nonstop
Depart: Wed May 27 2015 Return: Tue Jun 2 2015 Trip spans 7 days
Frontier
Frontier
IAD
8:50a
DEN
4:34p
7h 44m
2 stops
DEN
3:25a
IAD
10:55a
7h 30m
2 stops
Depart: Sat Jun 6 2015 Return: Sat Jun 13 2015 Trip spans 8 days
Frontier
Frontier
IAD
8:50a
DEN
4:34p
7h 44m
2 stops
DEN
3:25a
IAD
10:55a
7h 30m
2 stops
Depart: Tue Jun 23 2015 Return: Tue Jun 30 2015 Trip spans 8 days
Frontier
Frontier
IAD
8:50a
DEN
4:34p
7h 44m
2 stops
DEN
3:25a
IAD
10:55a
7h 30m
2 stops
Depart: Wed Aug 26 2015 Return: Tue Sep 1 2015 Trip spans 7 days
Frontier
Frontier
IAD
8:50a
DEN
4:28p
7h 38m
2 stops
DEN
3:25a
IAD
10:55a
7h 30m
2 stops
Depart: Wed Sep 9 2015 Return: Wed Sep 16 2015 Trip spans 8 days
Frontier
Frontier
IAD
9:15a
DEN
5:23p
8h 08m
2 stops
DEN
3:10a
IAD
10:44a
7h 34m
2 stops
Depart: Tue Sep 15 2015 Return: Wed Sep 23 2015 Trip spans 9 days
Frontier
Frontier
IAD
9:15a
DEN
5:23p
8h 08m
2 stops
DEN
3:10a
IAD
10:44a
7h 34m
2 stops
Depart: Mon Apr 27 2015 Return: Tue Apr 28 2015 Trip spans 2 days
US Airways
US Airways
IAD
3:59p
DEN
10:05p
6h 06m
1 stop
DEN
4:10a
IAD
9:55a
5h 45m
1 stop
Depart: Tue Apr 28 2015 Return: Wed Apr 29 2015 Trip spans 2 days
American Airlines
American Airlines
IAD
3:59p
DEN
10:05p
6h 06m
1 stop
DEN
9:25p
IAD
2:46a
5h 21m
1 stop
Depart: Wed Apr 29 2015 Return: Sat May 2 2015 Trip spans 4 days
American Airlines
American Airlines
IAD
1:20a
DEN
7:06a
5h 46m
1 stop
DEN
12:00p
IAD
5:29p
5h 29m
1 stop
Depart: Thu Apr 30 2015 Return: Sat May 2 2015 Trip spans 3 days
US Airways
US Airways
IAD
2:54a
DEN
9:11a
6h 17m
1 stop
DEN
6:15a
IAD
11:23a
5h 08m
1 stop
Depart: Fri May 1 2015 Return: Sat May 9 2015 Trip spans 9 days
US Airways
US Airways
IAD
1:20a
DEN
7:06a
5h 46m
1 stop
DEN
9:25p
IAD
2:46a
5h 21m
1 stop
Depart: Sun May 3 2015 Return: Mon May 4 2015 Trip spans 2 days
American Airlines
American Airlines
IAD
1:20a
DEN
7:06a
5h 46m
1 stop
DEN
9:25p
IAD
2:46a
5h 21m
1 stop
Depart: Tue May 5 2015 Return: Sat May 9 2015 Trip spans 5 days
US Airways
US Airways
IAD
1:20a
DEN
7:06a
5h 46m
1 stop
DEN
9:25p
IAD
2:46a
5h 21m
1 stop
Depart: Wed May 6 2015 Return: Sat May 9 2015 Trip spans 4 days
American Airlines
American Airlines
IAD
3:59p
DEN
10:05p
6h 06m
1 stop
DEN
2:55a
IAD
9:47a
6h 52m
1 stop
Depart: Fri May 29 2015 Return: Tue Jun 2 2015 Trip spans 5 days
Delta
Delta
IAD
2:00a
DEN
9:41a
7h 41m
1 stop
DEN
8:30p
IAD
3:45a
7h 15m
1 stop
Direct flights IAD to DEN on United
Flight # Depart IAD Arrive DEN Sun Mon Tue Wed Thu Fri Sat Valid Between
1693 6:51 am 9:00 am May 25 - May 25
427 6:57 am 9:04 am May 6 - May 22
427 6:57 am 9:04 am May 26 - Jun 3
1292 8:19 am 10:20 am May 23 - May 23
1292 8:21 am 10:20 am May 25 - May 25
427 8:21 am 10:20 am May 10 - May 31
403 8:23 am 10:30 am May 3 - May 3
403 8:23 am 10:26 am May 2 - May 5
403 8:23 am 10:26 am Apr 7 - May 1
1292 8:25 am 10:26 am May 16 - May 16
1292 8:25 am 10:26 am May 9 - May 9
1059 8:27 am 10:28 am May 6 - Jun 3
1059 8:29 am 10:30 am May 7 - May 15
1059 8:29 am 10:30 am May 18 - May 18
1059 8:29 am 10:30 am May 21 - May 29
403 8:40 am 10:39 am May 10 - May 17
403 8:40 am 10:39 am May 24 - May 24
1067 9:01 am 10:55 am May 4 - May 4
1067 9:01 am 10:55 am Apr 30 - Apr 30
1067 9:01 am 10:55 am Apr 29 - Apr 29
1067 9:01 am 10:55 am Apr 9 - Apr 27
1636 9:01 am 10:55 am May 5 - May 5
1636 9:01 am 10:55 am Apr 21 - Apr 28
1090 12:25 pm 2:19 pm May 26 - Jun 2
1090 12:25 pm 2:19 pm May 6 - May 27
1090 12:25 pm 2:19 pm May 25 - May 25
1090 12:25 pm 2:19 pm May 7 - May 22
735 12:25 pm 2:17 pm May 9 - May 30
1090 12:30 pm 2:24 pm May 24 - May 24
1090 12:30 pm 2:24 pm May 10 - May 17
1635 12:30 pm 2:24 pm Apr 29 - Apr 29
1090 12:31 pm 2:25 pm Apr 27 - Apr 27
1090 12:31 pm 2:25 pm Apr 28 - Apr 28
1090 12:31 pm 2:25 pm May 1 - May 1
1090 12:31 pm 2:25 pm Apr 30 - May 5
1090 12:31 pm 2:25 pm May 4 - May 4
1090 2:10 pm 4:02 pm May 3 - May 3
1683 2:25 pm 4:24 pm May 27 - May 27
696 2:25 pm 4:17 pm May 2 - May 2
1683 2:30 pm 4:29 pm May 24 - May 24
1683 2:30 pm 4:29 pm May 22 - May 22
1683 2:30 pm 4:29 pm May 25 - Jun 1
1683 2:30 pm 4:29 pm May 12 - May 12
1683 2:30 pm 4:29 pm May 14 - May 15
1683 2:30 pm 4:29 pm May 18 - May 18
1683 2:30 pm 4:29 pm May 21 - May 28
1683 2:30 pm 4:29 pm May 19 - May 26
1683 2:30 pm 4:29 pm May 10 - May 10
1683 2:30 pm 4:29 pm May 13 - May 13
1683 2:30 pm 4:29 pm May 11 - May 11
1683 2:30 pm 4:29 pm May 8 - May 8
1683 2:30 pm 4:29 pm May 7 - May 7
1683 2:30 pm 4:29 pm May 6 - May 6
1645 3:52 pm 5:44 pm May 9 - May 9
1645 3:52 pm 5:44 pm May 16 - May 16
1645 3:52 pm 5:44 pm May 23 - May 23
542 3:55 pm 5:43 pm May 25 - May 25
542 3:55 pm 5:43 pm May 10 - May 24
1645 3:58 pm 5:50 pm May 28 - May 29
1645 3:58 pm 5:50 pm May 18 - May 22
1645 3:58 pm 5:50 pm May 14 - May 14
1645 3:58 pm 5:50 pm May 11 - May 11
1645 3:58 pm 5:50 pm May 7 - May 7
1645 3:58 pm 5:50 pm May 8 - May 15
1645 4:01 pm 5:53 pm May 27 - May 27
1645 4:01 pm 5:53 pm May 6 - May 26
1074 4:10 pm 6:04 pm Apr 30 - Apr 30
1645 4:10 pm 6:04 pm Apr 28 - May 5
1645 4:10 pm 6:04 pm May 1 - May 4
1645 4:10 pm 6:04 pm May 2 - May 2
542 4:10 pm 6:00 pm May 3 - May 3
542 4:10 pm 6:00 pm Apr 29 - Apr 29
1645 4:23 pm 6:17 pm Apr 27 - Apr 27
1112 4:59 pm 6:53 pm May 26 - May 26
1112 4:59 pm 6:53 pm May 28 - May 28
1112 4:59 pm 6:53 pm May 14 - May 14
1112 4:59 pm 6:53 pm May 8 - May 8
1112 4:59 pm 6:53 pm May 7 - May 7
1112 4:59 pm 6:53 pm May 12 - May 12
1112 4:59 pm 6:53 pm May 20 - May 20
1112 4:59 pm 6:53 pm May 21 - May 21
1112 4:59 pm 6:53 pm May 15 - May 29
1112 4:59 pm 6:53 pm May 11 - May 18
1112 4:59 pm 6:53 pm May 13 - May 13
1112 4:59 pm 6:53 pm May 27 - May 27
1584 4:59 pm 6:53 pm May 19 - May 19
1112 5:05 pm 6:58 pm May 17 - May 17
1112 5:05 pm 6:58 pm May 10 - May 10
1112 5:16 pm 7:10 pm May 6 - May 6
1584 5:20 pm 7:14 pm May 9 - May 16
980 5:20 pm 7:10 pm May 23 - May 23
1112 5:21 pm 7:15 pm May 25 - May 25
1584 5:30 pm 7:24 pm May 24 - May 24
1445 6:19 pm 8:18 pm Apr 10 - May 1
1445 6:19 pm 8:18 pm Apr 21 - Apr 28
1445 6:19 pm 8:18 pm May 2 - May 2
1445 6:19 pm 8:18 pm Apr 27 - May 4
1445 6:19 pm 8:18 pm May 5 - May 5
505 6:19 pm 8:14 pm May 3 - May 3
1584 7:09 pm 9:00 pm May 10 - May 17
980 7:15 pm 9:04 pm May 6 - May 29
1088 10:00 pm 11:51 pm May 28 - May 28
1088 10:00 pm 11:51 pm May 27 - Jun 3
1088 10:00 pm 11:51 pm May 21 - May 21
1088 10:00 pm 11:51 pm May 20 - May 26
1088 10:00 pm 11:51 pm May 19 - May 19
1088 10:00 pm 11:51 pm May 6 - May 18
1088 10:06 pm 11:58 pm May 2 - May 3
1088 10:06 pm 11:58 pm May 5 - May 5
1088 10:06 pm 11:58 pm May 4 - May 4
1088 10:06 pm 11:58 pm Apr 26 - Apr 30
727 10:06 pm 11:54 pm Apr 17 - May 1
1088 10:08 pm 11:59 pm May 9 - May 16
1088 10:08 pm 11:59 pm May 23 - May 23
1088 10:08 pm 11:59 pm May 17 - May 17
Airports
Origin

Washington
$250
Destination

Denver
$250