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Find Flight Deals from United States to Washington

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

Book cheap flights to Washington

(Round-trip)
Depart: Wed May 6 2015 Return: Sat May 9 2015 Trip spans 4 days
Frontier
Frontier
DTW
11:25a
IAD
12:55p
1h 30m
nonstop
IAD
8:45a
DTW
10:25a
1h 40m
nonstop
Depart: Mon Jan 19 2015 Return: Thu Jan 22 2015 Trip spans 4 days
Virgin America
Virgin America
DFW
1:05p
DCA
3:40p
2h 35m
nonstop
DCA
2:30a
DFW
6:00a
3h 30m
nonstop
Depart: Wed Jan 7 2015 Return: Fri Jan 9 2015 Trip spans 3 days
Frontier
Frontier
ORD
7:50a
IAD
9:40a
1h 50m
nonstop
IAD
3:20a
ORD
5:25a
2h 05m
nonstop
Depart: Tue Jan 27 2015 Return: Mon Feb 2 2015 Trip spans 7 days
Virgin America
Virgin America
DFW
2:50a
IAD
2:10p
11h 20m
1 stop
IAD
4:00a
DFW
1:25p
9h 25m
1 stop
Depart: Mon Jan 12 2015 Return: Tue Jan 13 2015 Trip spans 2 days
JetBlue Airways
JetBlue Airways
TPA
9:45a
DCA
11:56a
2h 11m
nonstop
DCA
2:30p
TPA
4:57p
2h 27m
nonstop
Depart: Thu Feb 12 2015 Return: Tue Feb 17 2015 Trip spans 6 days
American Airlines
American Airlines
JFK
4:45p
DCA
6:10p
1h 25m
nonstop
DCA
1:02a
JFK
2:27a
1h 25m
nonstop
Depart: Sun Feb 1 2015 Return: Tue Feb 3 2015 Trip spans 3 days
JetBlue Airways
JetBlue Airways
BOS
1:14a
IAD
3:05a
1h 51m
nonstop
IAD
4:56a
BOS
6:21a
1h 25m
nonstop
Depart: Thu Feb 19 2015 Return: Wed Feb 25 2015 Trip spans 7 days
JetBlue Airways
JetBlue Airways
JFK
3:01a
IAD
4:20a
1h 19m
nonstop
IAD
1:45a
JFK
2:58a
1h 13m
nonstop
Depart: Thu Jan 8 2015 Return: Mon Jan 19 2015 Trip spans 12 days
US Airways
US Airways
BOS
2:00a
DCA
3:46a
1h 46m
nonstop
DCA
12:30p
BOS
2:01p
1h 31m
nonstop
Depart: Tue Feb 17 2015 Return: Sat Feb 21 2015 Trip spans 5 days
Frontier
Frontier
FLL
2:50p
IAD
5:15p
2h 25m
nonstop
IAD
11:20a
FLL
2:10p
2h 50m
nonstop
Depart: Tue Mar 3 2015 Return: Wed Mar 4 2015 Trip spans 2 days
Frontier
Frontier
MCO
5:50a
IAD
7:55a
2h 05m
nonstop
IAD
10:15a
MCO
12:40p
2h 25m
nonstop
Depart: Thu Apr 16 2015 Return: Sun Apr 19 2015 Trip spans 4 days
United
United
TPA
9:36a
IAD
11:56a
2h 20m
nonstop
IAD
1:35p
TPA
3:56p
2h 21m
nonstop
Depart: Tue Mar 31 2015 Return: Sun Apr 5 2015 Trip spans 6 days
American Airlines
American Airlines
MIA
5:27p
DCA
7:57p
2h 30m
nonstop
DCA
4:38p
MIA
7:09p
2h 31m
nonstop
Depart: Sat May 30 2015 Return: Mon Jun 1 2015 Trip spans 3 days
JetBlue Airways
JetBlue Airways
MCO
11:55a
DCA
2:07p
2h 12m
nonstop
DCA
4:45p
MCO
7:02p
2h 17m
nonstop
Depart: Wed Dec 31 2014 Return: Fri Jan 2 2015 Trip spans 3 days
Frontier
Frontier
ATL
8:05a
IAD
9:50a
1h 45m
nonstop
IAD
5:35a
ATL
7:25a
1h 50m
nonstop
Depart: Tue Jun 9 2015 Return: Tue Jun 16 2015 Trip spans 8 days
JetBlue Airways
JetBlue Airways
ORD
6:39a
DCA
11:44a
5h 05m
1 stop
DCA
2:00a
ORD
6:52a
4h 52m
1 stop
Depart: Sun Jun 7 2015 Return: Mon Jun 15 2015 Trip spans 9 days
United
United
EWR
5:50p
DCA
7:00p
1h 10m
nonstop
DCA
5:30p
EWR
6:43p
1h 13m
nonstop
Depart: Sun May 31 2015 Return: Wed Jun 3 2015 Trip spans 4 days
American Airlines
American Airlines
ATL
1:21a
DCA
7:37a
6h 16m
1 stop
DCA
5:26a
ATL
10:29a
5h 03m
1 stop
Depart: Wed Jun 24 2015 Return: Sun Jun 28 2015 Trip spans 5 days
Delta
Delta
DTW
1:25p
DCA
3:00p
1h 35m
nonstop
DCA
5:45a
DTW
7:19a
1h 34m
nonstop
Depart: Mon Jun 29 2015 Return: Tue Jul 7 2015 Trip spans 9 days
Frontier
Frontier
MSP
5:25a
IAD
7:50a
2h 25m
nonstop
IAD
2:00a
MSP
4:40a
2h 40m
nonstop
Change your search
Airports
Origin

New York City
$127
Detroit
$85
Minneapolis
$325
Atlanta
$208
Chicago
$105
Orlando
$145
Fort Lauderdale
$145
Newark
$239
Dallas
$97
Tampa
$118
Boston
$128
Miami
$176
Destination

Washington
only $85
only $97