Find Deals on Flights from Denver International to Washington (DEN - WAS)

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.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

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

Book cheap flights from Denver International to Washington

(Round-trip)
Depart: Fri Apr 21 2017 Return: Sat Apr 22 2017 Trip spans 2 days
Frontier
Frontier
DEN
7:59p
IAD
11:19p
3h 20m
nonstop
IAD
2:55p
DEN
6:57p
4h 02m
nonstop
Depart: Sat Apr 22 2017 Return: Mon Apr 24 2017 Trip spans 3 days
Major Airline
Major Airline
DEN
3:59p
IAD
7:19p
3h 20m
nonstop
IAD
10:55a
DEN
2:57p
4h 02m
nonstop
Depart: Tue Mar 28 2017 Return: Wed Mar 29 2017 Trip spans 2 days
American Airlines
American Airlines
DEN
9:15p
IAD
2:45a
5h 30m
1 stop
IAD
9:44a
DEN
4:41p
6h 57m
1 stop
Depart: Mon Apr 24 2017 Return: Tue Apr 25 2017 Trip spans 2 days
Frontier
Frontier
DEN
7:59p
IAD
11:19p
3h 20m
nonstop
IAD
2:55p
DEN
6:57p
4h 02m
nonstop
Depart: Mon Mar 13 2017 Return: Wed Mar 15 2017 Trip spans 3 days
Delta
Delta
DEN
7:59p
IAD
3:05a
7h 06m
1 stop
IAD
8:16a
DEN
2:35p
6h 19m
1 stop
Depart: Tue Apr 25 2017 Return: Sat Apr 29 2017 Trip spans 5 days
Frontier
Frontier
DEN
7:59p
IAD
11:19p
3h 20m
nonstop
IAD
2:55p
DEN
6:57p
4h 02m
nonstop
Depart: Sat Apr 29 2017 Return: Mon May 1 2017 Trip spans 3 days
Major Airline
Major Airline
DEN
2:55a
DCA
6:25a
3h 30m
nonstop
DCA
11:15p
DEN
3:09a
3h 54m
nonstop
Depart: Fri Aug 25 2017 Return: Mon Aug 28 2017 Trip spans 4 days
JetBlue
JetBlue
DEN
7:10p
IAD
4:10a
9h 00m
1 stop
IAD
2:25a
DEN
8:57a
6h 32m
1 stop
Depart: Fri Apr 28 2017 Return: Sat Apr 29 2017 Trip spans 2 days
Frontier
Frontier
DEN
7:59p
IAD
11:19p
3h 20m
nonstop
IAD
2:55p
DEN
6:57p
4h 02m
nonstop
Depart: Thu Apr 27 2017 Return: Sat Apr 29 2017 Trip spans 3 days
Frontier
Frontier
DEN
7:59p
IAD
11:19p
3h 20m
nonstop
IAD
2:55p
DEN
6:57p
4h 02m
nonstop
Depart: Mon Mar 20 2017 Return: Tue Mar 21 2017 Trip spans 2 days
Major Airline
Major Airline
DEN
11:00p
DCA
2:24a
3h 24m
nonstop
DCA
11:15p
DEN
3:28a
4h 13m
nonstop
Depart: Tue Apr 11 2017 Return: Wed Apr 19 2017 Trip spans 9 days
American Airlines
American Airlines
DEN
9:15p
IAD
4:17a
7h 02m
1 stop
IAD
1:05a
DEN
7:03a
5h 58m
1 stop
Depart: Wed Mar 1 2017 Return: Mon Mar 6 2017 Trip spans 6 days
Major Airline
Major Airline
DEN
8:55p
DCA
12:22a
3h 27m
nonstop
DCA
3:10a
DEN
7:21a
4h 11m
nonstop
Depart: Thu Apr 20 2017 Return: Fri Apr 21 2017 Trip spans 2 days
Frontier
Frontier
DEN
7:35p
IAD
10:54p
3h 19m
nonstop
IAD
2:55p
DEN
6:57p
4h 02m
nonstop
Depart: Tue May 23 2017 Return: Wed May 24 2017 Trip spans 2 days
American Airlines
American Airlines
DEN
3:00a
DCA
8:34a
5h 34m
1 stop
DCA
1:40a
DEN
7:13a
5h 33m
1 stop
Depart: Thu Apr 6 2017 Return: Sat Apr 15 2017 Trip spans 10 days
Major Airline
Major Airline
DEN
11:00p
DCA
2:24a
3h 24m
nonstop
DCA
11:15p
DEN
3:28a
4h 13m
nonstop
Depart: Sat Mar 4 2017 Return: Sun Mar 12 2017 Trip spans 8 days
Frontier
Frontier
DEN
1:55a
DCA
5:22a
3h 27m
nonstop
DCA
3:15a
DEN
7:28a
4h 13m
nonstop
Depart: Thu Apr 13 2017 Return: Sun Apr 16 2017 Trip spans 4 days
Delta
Delta
DEN
6:53a
DCA
11:44a
4h 51m
1 stop
DCA
6:05a
DEN
12:18p
6h 13m
1 stop
Depart: Wed Apr 19 2017 Return: Mon Apr 24 2017 Trip spans 6 days
Major Airline
Major Airline
DEN
11:00p
IAD
7:35a
8h 35m
1 stop
IAD
6:35a
DEN
4:22p
9h 47m
1 stop
Depart: Fri Apr 14 2017 Return: Sun Apr 16 2017 Trip spans 3 days
Delta
Delta
DEN
6:53a
DCA
3:25p
8h 32m
1 stop
DCA
6:05a
DEN
12:18p
6h 13m
1 stop
Direct flights DEN to WAS on United
Flight # Depart DEN Arrive DCA Sun Mon Tue Wed Thu Fri Sat Valid Between
1767 9:45 am 3:05 pm Mar 27 - Apr 3
1767 9:45 am 2:59 pm Mar 26 - Mar 26
1767 9:45 am 3:05 pm Mar 12 - Mar 25
1767 9:45 am 3:05 pm Mar 9 - Mar 11
1767 9:47 am 2:59 pm Mar 4 - Mar 4
1767 9:49 am 2:59 pm Feb 16 - Mar 8
Flight # Depart DEN Arrive BWI Sun Mon Tue Wed Thu Fri Sat Valid Between
752 9:45 am 3:04 pm Mar 11 - Mar 11
752 9:45 am 3:05 pm Mar 9 - Mar 10
752 9:45 am 3:05 pm Mar 17 - Mar 23
752 9:45 am 3:04 pm Mar 25 - Apr 8
752 9:45 am 3:03 pm Feb 24 - Mar 8
752 9:45 am 3:02 pm Feb 25 - Mar 4
752 9:45 am 3:05 pm Mar 27 - Apr 3
752 9:49 am 3:09 pm Mar 15 - Mar 15
752 9:51 am 3:11 pm Mar 28 - Mar 29
752 9:52 am 3:12 pm Mar 13 - Mar 20
752 9:53 am 3:13 pm Mar 16 - Mar 16
752 9:54 am 3:13 pm Mar 18 - Mar 18
752 9:54 am 3:14 pm Mar 22 - Mar 22
752 9:57 am 3:17 pm Mar 21 - Mar 21
752 9:58 am 3:18 pm Mar 24 - Mar 24
169 5:25 pm 10:42 pm Mar 18 - Mar 18
169 5:25 pm 10:43 pm Mar 11 - Mar 11
169 5:25 pm 10:43 pm Mar 25 - Apr 1
401 5:45 pm 10:58 pm Feb 26 - Feb 26
401 5:45 pm 10:58 pm Mar 5 - Mar 5
401 5:51 pm 11:04 pm Mar 2 - Mar 2
401 5:58 pm 11:11 pm Mar 6 - Mar 6
401 6:01 pm 11:14 pm Mar 3 - Mar 3
401 6:05 pm 11:18 pm Feb 16 - Feb 27
401 8:05 pm 1:23 am Mar 9 - Mar 9
401 8:05 pm 1:23 am Mar 19 - Mar 23
401 8:05 pm 1:22 am Mar 24 - Mar 24
401 8:05 pm 1:23 am Mar 26 - Apr 3
401 8:05 pm 1:23 am Mar 28 - Mar 28
401 8:05 pm 1:23 am Mar 16 - Mar 16
401 8:05 pm 1:23 am Mar 14 - Mar 14
401 8:05 pm 1:23 am Mar 12 - Mar 15
401 8:07 pm 1:24 am Mar 10 - Mar 10
401 8:16 pm 1:34 am Mar 29 - Mar 29
401 8:16 pm 1:34 am Mar 21 - Mar 21
401 8:16 pm 1:31 am Mar 22 - Mar 22
401 8:25 pm 1:42 am Mar 17 - Mar 17
Flight # Depart DEN Arrive IAD Sun Mon Tue Wed Thu Fri Sat Valid Between
939 6:00 am 11:20 am Mar 18 - Apr 1
939 6:00 am 11:20 am Mar 11 - Mar 11
939 6:15 am 11:28 am Feb 18 - Mar 4
939 8:05 am 1:24 pm Mar 12 - Mar 24
939 8:05 am 1:24 pm Mar 26 - Apr 3
939 8:05 am 1:24 pm Mar 9 - Mar 10
939 8:11 am 1:24 pm Feb 17 - Mar 7
939 8:11 am 1:24 pm Feb 26 - Mar 5
939 8:11 am 1:24 pm Feb 22 - Mar 8
495 9:50 am 3:10 pm Mar 28 - Mar 28
495 9:50 am 3:10 pm Mar 27 - Mar 30
495 9:50 am 3:10 pm Mar 26 - Apr 2
495 9:50 am 3:10 pm Mar 9 - Mar 9
495 9:50 am 3:09 pm Mar 10 - Mar 10
495 9:50 am 3:10 pm Mar 11 - Mar 11
495 9:50 am 3:10 pm Mar 24 - Mar 24
495 9:50 am 3:10 pm Mar 22 - Mar 22
495 9:50 am 3:10 pm Mar 21 - Mar 21
495 9:50 am 3:10 pm Mar 19 - Mar 19
495 9:50 am 3:10 pm Mar 18 - Mar 18
495 9:50 am 3:10 pm Mar 17 - Mar 20
495 9:50 am 3:10 pm Mar 15 - Mar 15
495 9:50 am 3:10 pm Mar 14 - Mar 14
495 9:50 am 3:10 pm Mar 13 - Mar 16
495 9:50 am 3:10 pm Mar 25 - Mar 25
495 9:50 am 3:10 pm Mar 12 - Mar 12
495 9:50 am 3:10 pm Mar 23 - Mar 23
495 9:56 am 3:08 pm Mar 6 - Mar 6
495 9:56 am 3:08 pm Feb 28 - Feb 28
495 9:56 am 3:14 pm Mar 29 - Mar 29
495 9:58 am 3:10 pm Mar 2 - Mar 7
495 9:58 am 3:10 pm Feb 17 - Mar 3
495 9:58 am 3:10 pm Mar 1 - Mar 8
1566 10:20 am 3:40 pm Mar 9 - Mar 9
712 10:50 am 4:09 pm Mar 28 - Apr 3
712 10:50 am 4:09 pm Mar 18 - Mar 25
712 10:50 am 4:09 pm Mar 10 - Mar 10
712 10:50 am 4:09 pm Mar 14 - Mar 20
712 10:50 am 4:09 pm Mar 22 - Mar 22
712 10:50 am 4:09 pm Mar 23 - Mar 23
712 10:50 am 4:09 pm Mar 26 - Apr 2
712 10:50 am 4:09 pm Mar 13 - Mar 16
712 10:50 am 4:09 pm Mar 9 - Mar 9
712 10:50 am 4:09 pm Mar 11 - Mar 11
712 10:50 am 4:09 pm Mar 27 - Mar 30
712 10:50 am 4:09 pm Mar 15 - Mar 15
712 10:50 am 4:08 pm Mar 12 - Mar 12
712 10:50 am 4:09 pm Mar 21 - Mar 24
712 11:13 am 4:25 pm Feb 26 - Mar 5
712 11:13 am 4:25 pm Feb 27 - Mar 8
461 12:40 pm 5:52 pm Mar 3 - Mar 3
461 12:40 pm 5:52 pm Mar 7 - Mar 7
461 12:40 pm 5:52 pm Mar 1 - Mar 1
461 12:40 pm 5:52 pm Feb 28 - Feb 28
461 12:40 pm 5:52 pm Mar 8 - Mar 8
461 12:41 pm 5:53 pm Feb 18 - Mar 4
461 12:41 pm 5:53 pm Feb 27 - Feb 27
461 12:41 pm 5:53 pm Mar 6 - Mar 6
461 12:43 pm 5:55 pm Feb 26 - Feb 26
461 12:43 pm 5:55 pm Mar 5 - Mar 5
461 12:45 pm 6:03 pm Mar 13 - Mar 16
461 12:45 pm 6:03 pm Mar 23 - Mar 23
461 12:45 pm 6:04 pm Mar 12 - Mar 15
461 12:45 pm 6:03 pm Mar 11 - Mar 11
461 12:45 pm 6:03 pm Mar 10 - Mar 10
461 12:45 pm 6:04 pm Mar 9 - Mar 9
461 12:45 pm 6:04 pm Mar 29 - Mar 29
461 12:45 pm 6:03 pm Mar 19 - Mar 19
461 12:45 pm 6:03 pm Mar 25 - Mar 25
461 12:45 pm 6:03 pm Mar 26 - Mar 26
461 12:45 pm 6:03 pm Mar 28 - Mar 28
461 12:45 pm 6:03 pm Mar 27 - Apr 3
461 12:45 pm 6:04 pm Mar 22 - Mar 22
461 12:45 pm 6:03 pm Mar 14 - Mar 24
461 12:45 pm 6:03 pm Mar 18 - Mar 18
461 12:46 pm 5:58 pm Mar 2 - Mar 2
652 3:23 pm 8:40 pm Mar 11 - Mar 11
652 3:44 pm 9:01 pm Mar 13 - Mar 20
652 3:44 pm 9:01 pm Mar 12 - Mar 17
652 3:44 pm 9:01 pm Mar 21 - Apr 3
652 3:44 pm 9:01 pm Mar 18 - Mar 25
652 3:44 pm 9:01 pm Mar 19 - Mar 26
652 3:44 pm 9:01 pm Mar 9 - Mar 10
652 3:50 pm 9:04 pm Feb 24 - Mar 8
652 3:50 pm 9:04 pm Feb 28 - Mar 7
344 5:30 pm 10:43 pm Feb 27 - Mar 1
344 5:31 pm 10:44 pm Feb 28 - Feb 28
344 5:35 pm 10:52 pm Mar 14 - Mar 19
344 5:35 pm 10:53 pm Mar 26 - Mar 26
344 5:35 pm 10:53 pm Mar 24 - Mar 24
344 5:35 pm 10:48 pm Mar 2 - Mar 8
344 5:35 pm 10:52 pm Mar 9 - Mar 10
344 5:35 pm 10:52 pm Mar 12 - Mar 17
344 5:35 pm 10:52 pm Mar 13 - Apr 3
344 5:35 pm 10:52 pm Mar 22 - Mar 29
344 5:35 pm 10:53 pm Mar 15 - Mar 15
344 5:35 pm 10:52 pm Mar 21 - Mar 30
344 5:35 pm 10:48 pm Feb 16 - Feb 26
399 8:00 pm 1:20 am Mar 9 - Mar 9
399 8:00 pm 1:20 am Mar 13 - Apr 3
399 8:01 pm 1:20 am Mar 10 - Mar 10
399 8:03 pm 1:17 am Mar 3 - Mar 3
399 8:07 pm 1:21 am Mar 1 - Mar 1
399 8:15 pm 1:29 am Feb 26 - Feb 26
399 8:15 pm 1:29 am Mar 8 - Mar 8
399 8:16 pm 1:30 am Mar 5 - Mar 5
399 8:29 pm 1:43 am Mar 6 - Mar 6
399 8:30 pm 1:44 am Feb 27 - Feb 27
399 8:35 pm 1:49 am Mar 2 - Mar 2
1533 11:59 pm 5:13 am Mar 5 - Mar 5
1533 11:59 pm 5:13 am Feb 26 - Feb 26
1533 11:59 pm 5:12 am Mar 3 - Mar 3
278 11:59 pm 6:18 am Mar 11 - Mar 11
278 11:59 pm 5:19 am Mar 12 - Apr 2
278 11:59 pm 5:18 am Mar 18 - Apr 1
926 11:59 pm 5:13 am Mar 7 - Mar 7
926 11:59 pm 5:13 am Mar 4 - Mar 4
926 11:59 pm 5:13 am Mar 6 - Mar 6
926 11:59 pm 5:13 am Feb 27 - Mar 2
926 11:59 pm 5:13 am Feb 28 - Feb 28
* 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

Denver
$137
Destination

Washington
only $137
only $170
Airlines Airline reviews

112 travelers who booked a flight from Denver to Washington rated their chosen airlines with an average of 4.3.

Overall
4.3
Boarding
5.0
Crew
5.8
Comfort
3.8
Food
2.8
Entertainment
2.7