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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: Wed Jan 14 2015 Return: Wed Jan 21 2015 Trip spans 8 days
Virgin America
Virgin America
DFW
9:10a
DCA
11:45a
2h 35m
nonstop
DCA
1:35p
DFW
5:05p
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: Sat Jan 31 2015 Return: Tue Feb 3 2015 Trip spans 4 days
US Airways
US Airways
TPA
3:50a
DCA
5:56a
2h 06m
nonstop
DCA
11:10a
TPA
1:43p
2h 33m
nonstop
Depart: Tue Feb 17 2015 Return: Wed Feb 18 2015 Trip spans 2 days
American Airlines
American Airlines
JFK
10:55a
DCA
12:16p
1h 21m
nonstop
DCA
1:05p
JFK
2:18p
1h 13m
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: Sat Jan 3 2015 Return: Sat Jan 31 2015 Trip spans 29 days
JetBlue Airways
JetBlue Airways
BOS
1:10a
IAD
3:01a
1h 51m
nonstop
IAD
4:56a
BOS
6:21a
1h 25m
nonstop
Depart: Sun Feb 8 2015 Return: Mon Feb 9 2015 Trip spans 2 days
US Airways
US Airways
BOS
3:00a
DCA
4:44a
1h 44m
nonstop
DCA
3:30a
BOS
5:00a
1h 30m
nonstop
Depart: Thu Feb 26 2015 Return: Sun Mar 1 2015 Trip spans 4 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: Thu Mar 5 2015 Trip spans 3 days
Frontier
Frontier
MCO
5:50a
IAD
7:55a
2h 05m
nonstop
IAD
8:35a
MCO
11:00a
2h 25m
nonstop
Depart: Fri Mar 6 2015 Return: Tue Mar 10 2015 Trip spans 4 days
United
United
TPA
8:45a
IAD
11:01a
2h 16m
nonstop
IAD
1:50p
TPA
4:20p
2h 30m
nonstop
Depart: Sun May 10 2015 Return: Tue May 12 2015 Trip spans 3 days
Frontier
Frontier
MSP
4:55a
IAD
7:15a
2h 20m
nonstop
IAD
2:00a
MSP
4:45a
2h 45m
nonstop
Depart: Tue Dec 30 2014 Return: Tue Jan 6 2015 Trip spans 8 days
Frontier
Frontier
MIA
6:50a
IAD
9:20a
2h 30m
nonstop
IAD
3:20a
MIA
6:05a
2h 45m
nonstop
Depart: Fri Jan 2 2015 Return: Wed Jan 7 2015 Trip spans 6 days
Frontier
Frontier
ATL
8:05a
IAD
9:50a
1h 45m
nonstop
IAD
1:25p
ATL
3:15p
1h 50m
nonstop
Depart: Sat May 30 2015 Return: Wed Jun 3 2015 Trip spans 5 days
JetBlue Airways
JetBlue Airways
MCO
11:55a
DCA
2:07p
2h 12m
nonstop
DCA
4:45p
MCO
7:02p
2h 17m
nonstop
Depart: Fri Jun 26 2015 Return: Sun Jun 28 2015 Trip spans 3 days
Multiple Airlines
Multiple Airlines
FLL
4:45a
DCA
9:01a
4h 16m
1 stop
DCA
2:50p
FLL
5:22p
2h 32m
nonstop
Depart: Sun Jun 7 2015 Return: Sun Jun 14 2015 Trip spans 8 days
Delta
Delta
ATL
2:20p
DCA
4:10p
1h 50m
nonstop
DCA
4:00p
ATL
5:54p
1h 54m
nonstop
Depart: Tue Apr 28 2015 Return: Sun May 3 2015 Trip spans 6 days
US Airways
US Airways
DEN
9:10p
DCA
4:52a
7h 42m
1 stop
DCA
1:25a
DEN
9:00a
7h 35m
1 stop
Depart: Sat Jun 27 2015 Return: Fri Jul 3 2015 Trip spans 7 days
JetBlue Airways
JetBlue Airways
ORD
3:00a
DCA
9:05a
6h 05m
1 stop
DCA
2:00a
ORD
6:46a
4h 46m
1 stop
Change your search
Airports
Origin

New York City
$117
Detroit
$85
Minneapolis
$155
Atlanta
$178
Chicago
$105
Orlando
$145
Fort Lauderdale
$145
Denver
$289
Dallas
$97
Tampa
$117
Boston
$133
Miami
$165
Destination

Washington
only $85
only $97