SEARCH ONE AND DONE. - Compare hundreds of travel sites at once.
Choose where to book.
Find deals from over 400 airlines worldwide.

Cheap Flights from Washington to Denver (IAD - DEN)

DepartReturn
1 adult
Note: some airlines charge for infants in laps.
The price shown for each flight will be the average for all passengers including any infants.
Choose Sites to Compare vs. KAYAK all | none

Best fares from IAD to DEN (Found by others)

Sun Mon Tue Wed Thu Fri Sat
        1 $297 2 $297 3 $297
4 $326 5 $297 6 $297 7 $297 8 $297 9 $297 10 $297
11 $307 12 $338 13 $297 14 $342 15 $338 16 $387 17 $357
18 $372 19 $338 20 $360 21 $352 22 $360 23 $360 24 $348
25 $370 26 $362 27 $320 28 $310 29 $310 30 $297 31 $300
KAYAK searches hundreds of sites to find the best rate for your next flight from Washington to Denver. Get the best flight deal for your Denver trip!
Here's how it works. Search KAYAK for a flight ticket from Washington to Denver. Sort, filter and compare results on one web page. Then book your plane ticket direct on the airline or travel agent site of your choice!
Direct flights IAD to DEN on United
Flight # Depart IAD Arrive DEN Sun Mon Tue Wed Thu Fri Sat Valid Between
1153 6:00 am 8:06 am Apr 21 - May 5
1187 6:00 am 7:59 am May 6 - May 6
1240 8:00 am 9:55 am May 11 - May 11
1240 8:00 am 9:55 am May 18 - May 18
667 8:08 am 10:10 am Apr 19 - May 3
224 8:15 am 10:17 am Apr 27 - May 4
454 8:15 am 10:17 am Apr 15 - May 2
505 8:15 am 10:17 am Apr 17 - Apr 24
505 8:15 am 10:17 am Apr 16 - Apr 30
505 8:15 am 10:17 am Apr 28 - May 5
1044 8:25 am 10:20 am May 17 - May 17
1153 8:25 am 10:20 am May 23 - May 30
1286 8:25 am 10:20 am May 6 - May 22
1584 8:25 am 10:20 am May 24 - May 24
1599 8:25 am 10:20 am May 10 - May 10
224 8:39 am 10:38 am May 11 - May 18
1517 9:00 am 10:55 am May 6 - May 6
1517 9:30 am 11:27 am May 7 - May 21
1517 9:30 am 11:27 am May 16 - May 23
1517 9:30 am 11:27 am May 8 - May 13
1585 9:30 am 11:27 am May 9 - May 9
1703 9:30 am 11:27 am May 17 - May 24
427 9:30 am 11:23 am May 10 - May 10
427 9:40 am 11:35 am Apr 23 - Apr 30
427 9:40 am 11:35 am Apr 24 - May 5
1153 9:45 am 11:42 am Apr 26 - May 3
1517 9:55 am 11:52 am May 15 - May 15
427 12:20 pm 2:11 pm May 11 - May 11
427 12:20 pm 2:11 pm May 18 - May 18
735 12:20 pm 2:11 pm May 4 - May 4
735 12:20 pm 2:13 pm Apr 26 - May 3
735 12:20 pm 2:11 pm Apr 20 - Apr 27
735 12:20 pm 2:13 pm Apr 23 - May 2
735 12:25 pm 2:18 pm Apr 28 - Apr 28
1517 12:27 pm 2:22 pm May 5 - May 5
1539 12:31 pm 2:24 pm May 15 - May 15
1112 12:38 pm 2:31 pm May 14 - May 14
1112 12:38 pm 2:31 pm May 7 - May 7
1166 12:38 pm 2:31 pm May 8 - May 8
1285 12:38 pm 2:31 pm May 10 - May 10
1539 12:38 pm 2:31 pm May 21 - May 26
1539 12:38 pm 2:31 pm May 9 - May 19
1578 12:38 pm 2:31 pm May 24 - May 24
1578 12:38 pm 2:31 pm May 17 - May 17
1656 12:38 pm 2:31 pm May 22 - May 23
427 12:38 pm 2:27 pm May 13 - May 27
483 12:38 pm 2:27 pm May 6 - May 6
643 2:52 pm 4:45 pm Apr 20 - May 4
643 2:52 pm 4:45 pm Apr 15 - May 5
1272 3:07 pm 4:59 pm May 6 - May 6
1283 3:07 pm 4:59 pm May 8 - May 27
1285 3:07 pm 4:59 pm May 21 - May 21
1285 3:07 pm 4:59 pm May 7 - May 14
454 4:00 pm 6:04 pm Apr 27 - May 4
454 4:00 pm 5:58 pm May 18 - May 18
542 4:00 pm 5:58 pm May 11 - May 11
542 4:08 pm 6:14 pm Apr 26 - May 3
542 4:44 pm 6:50 pm Apr 17 - May 5
1080 4:46 pm 6:46 pm May 10 - May 10
1080 4:46 pm 6:46 pm May 20 - May 20
1199 4:46 pm 6:46 pm May 6 - May 13
1226 4:46 pm 6:46 pm May 17 - May 17
1226 4:46 pm 6:46 pm May 24 - May 24
1285 4:46 pm 6:46 pm May 16 - May 19
1285 4:46 pm 6:46 pm May 9 - May 9
1285 4:46 pm 6:46 pm May 12 - May 15
1285 4:46 pm 6:46 pm May 22 - May 26
1285 4:46 pm 6:46 pm May 23 - May 23
1285 4:46 pm 6:46 pm May 8 - May 8
980 4:46 pm 6:44 pm May 7 - May 14
980 4:46 pm 6:44 pm May 21 - May 21
980 4:46 pm 6:42 pm May 11 - May 18
1085 5:46 pm 7:44 pm May 9 - May 15
1259 5:46 pm 7:44 pm May 10 - May 31
1272 5:46 pm 7:44 pm May 7 - May 14
1272 5:46 pm 7:44 pm May 16 - May 23
1578 5:46 pm 7:44 pm May 12 - May 19
1578 5:50 pm 7:48 pm May 20 - May 20
1578 5:50 pm 7:48 pm May 6 - May 13
980 5:55 pm 7:56 pm Apr 15 - Apr 30
980 5:55 pm 7:56 pm Apr 17 - May 5
505 7:04 pm 8:54 pm May 6 - May 23
1578 7:09 pm 9:09 pm May 5 - May 5
1219 7:15 pm 9:15 pm Apr 23 - Apr 23
1219 7:15 pm 9:15 pm Apr 30 - Apr 30
1578 7:15 pm 9:15 pm Apr 25 - May 2
1578 7:15 pm 9:15 pm Apr 17 - May 1
505 7:15 pm 9:13 pm Apr 19 - May 3
505 7:15 pm 9:11 pm Apr 22 - Apr 29
505 7:19 pm 9:15 pm Apr 20 - May 4
1133 10:01 pm 11:54 pm May 8 - May 8
1133 10:01 pm 11:54 pm May 22 - May 22
1133 10:01 pm 11:51 pm Apr 17 - May 1
1133 10:01 pm 11:54 pm May 9 - May 9
1133 10:01 pm 11:54 pm May 15 - May 15
1133 10:01 pm 11:54 pm May 16 - May 16
1133 10:01 pm 11:54 pm May 23 - May 23
1623 10:01 pm 11:54 pm May 11 - May 18
1623 10:01 pm 11:54 pm May 24 - May 24
1623 10:01 pm 11:51 pm Apr 27 - May 4
1623 10:01 pm 11:51 pm Apr 26 - Apr 26
1623 10:01 pm 11:54 pm May 10 - May 17
1648 10:01 pm 11:51 pm May 3 - May 3
1656 10:01 pm 11:54 pm May 7 - May 14
1656 10:01 pm 11:54 pm May 21 - May 21
240 10:01 pm 11:49 pm May 5 - May 5
505 10:01 pm 11:49 pm Apr 18 - Apr 25
505 10:01 pm 11:49 pm May 2 - May 2