Find Cheap Flights from Colorado Springs to Washington Dulles Intl (COS - IAD)

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 Colorado Springs to Washington Dulles Intl

(Round-trip)
Depart: Tue Aug 15 2017 Return: Mon Aug 28 2017 Trip spans 14 days
Frontier
Frontier
COS
11:35a
IAD
2:54p
3h 19m
nonstop
IAD
3:50a
COS
7:44a
3h 54m
nonstop
Depart: Thu Jul 27 2017 Return: Sat Jul 29 2017 Trip spans 3 days
Major Airline
Major Airline
COS
6:46a
IAD
10:07a
3h 21m
nonstop
IAD
11:50p
COS
3:46a
3h 56m
nonstop
Depart: Thu Jun 1 2017 Return: Fri Jun 2 2017 Trip spans 2 days
United
United
COS
4:05a
IAD
9:04a
4h 59m
1 stop
IAD
8:35a
COS
5:04p
8h 29m
1 stop
Depart: Thu Aug 17 2017 Return: Tue Aug 22 2017 Trip spans 6 days
Frontier
Frontier
COS
11:35a
IAD
2:54p
3h 19m
nonstop
IAD
3:50a
COS
7:44a
3h 54m
nonstop
Depart: Wed Aug 30 2017 Return: Tue Sep 5 2017 Trip spans 7 days
Frontier
Frontier
COS
11:35a
IAD
2:54p
3h 19m
nonstop
IAD
3:50a
COS
7:44a
3h 54m
nonstop
Depart: Sun May 28 2017 Return: Mon Jun 12 2017 Trip spans 16 days
American Airlines
American Airlines
COS
4:20a
IAD
12:15p
7h 55m
1 stop
IAD
3:05p
COS
8:55p
5h 50m
1 stop
Depart: Thu Aug 31 2017 Return: Tue Sep 5 2017 Trip spans 6 days
Frontier
Frontier
COS
11:35a
IAD
2:54p
3h 19m
nonstop
IAD
3:50a
COS
7:44a
3h 54m
nonstop
Depart: Tue Jul 18 2017 Return: Tue Jul 25 2017 Trip spans 8 days
Frontier
Frontier
COS
10:46a
IAD
2:07p
3h 21m
nonstop
IAD
3:50a
COS
7:46a
3h 56m
nonstop
Depart: Wed Jul 19 2017 Return: Tue Jul 25 2017 Trip spans 7 days
Frontier
Frontier
COS
10:46a
IAD
2:07p
3h 21m
nonstop
IAD
3:50a
COS
7:46a
3h 56m
nonstop
Depart: Wed Oct 11 2017 Return: Tue Oct 17 2017 Trip spans 7 days
Frontier
Frontier
COS
11:35a
IAD
2:59p
3h 24m
nonstop
IAD
4:05a
COS
8:05a
4h 00m
nonstop
Depart: Sat May 27 2017 Return: Fri Jun 2 2017 Trip spans 7 days
United
United
COS
7:45a
IAD
2:55p
7h 10m
1 stop
IAD
8:45a
COS
4:44p
7h 59m
1 stop
Depart: Tue Aug 8 2017 Return: Tue Aug 15 2017 Trip spans 8 days
Frontier
Frontier
COS
11:35a
IAD
2:54p
3h 19m
nonstop
IAD
3:50a
COS
7:44a
3h 54m
nonstop
Depart: Tue May 30 2017 Return: Fri Jun 2 2017 Trip spans 4 days
United
United
COS
12:10p
IAD
4:55p
4h 45m
1 stop
IAD
8:35a
COS
5:04p
8h 29m
1 stop
Depart: Wed Aug 2 2017 Return: Wed Aug 9 2017 Trip spans 8 days
Frontier
Frontier
COS
10:46a
IAD
2:07p
3h 21m
nonstop
IAD
3:50a
COS
7:44a
3h 54m
nonstop
Depart: Wed Jun 28 2017 Return: Mon Jul 3 2017 Trip spans 6 days
United
United
COS
2:20a
IAD
11:53a
9h 33m
1 stop
IAD
8:30a
COS
5:59p
9h 29m
2 stops
Depart: Tue Sep 12 2017 Return: Wed Sep 27 2017 Trip spans 16 days
Frontier
Frontier
COS
11:35a
IAD
2:59p
3h 24m
nonstop
IAD
4:05a
COS
8:05a
4h 00m
nonstop
Depart: Wed May 24 2017 Return: Tue May 30 2017 Trip spans 7 days
United
United
COS
4:05a
IAD
9:04a
4h 59m
1 stop
IAD
8:45a
COS
4:44p
7h 59m
1 stop
Depart: Thu Sep 21 2017 Return: Mon Sep 25 2017 Trip spans 5 days
Frontier
Frontier
COS
11:35a
IAD
2:59p
3h 24m
nonstop
IAD
4:05a
COS
8:05a
4h 00m
nonstop
Depart: Wed Jun 14 2017 Return: Sun Jun 18 2017 Trip spans 5 days
American Airlines
American Airlines
COS
2:15a
IAD
8:19a
6h 04m
1 stop
IAD
3:20a
COS
8:55p
17h 35m
1 stop
Depart: Tue Jun 27 2017 Return: Mon Jul 3 2017 Trip spans 7 days
United
United
COS
2:30p
IAD
10:26p
7h 56m
1 stop
IAD
10:02a
COS
4:24p
6h 22m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Airports
Origin

Colorado Springs
$198
Destination

Washington
$198