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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: Thu Apr 30 2015 Return: Mon Jun 8 2015 Trip spans 40 days
Frontier
Frontier
MIA
IAD
2h 30m
nonstop
IAD
MIA
2h 35m
nonstop
Depart: Sat May 30 2015 Return: Sat Jun 6 2015 Trip spans 8 days
Frontier
Frontier
DTW
IAD
1h 25m
nonstop
IAD
DTW
1h 30m
nonstop
Depart: Thu Apr 23 2015 Return: Thu May 28 2015 Trip spans 36 days
Frontier
Frontier
MCO
IAD
2h 05m
nonstop
IAD
MCO
2h 20m
nonstop
Depart: Tue May 19 2015 Return: Sun May 24 2015 Trip spans 6 days
United
United
DFW
IAD
2h 56m
nonstop
IAD
DFW
3h 18m
nonstop
Depart: Fri May 29 2015 Return: Mon Jun 1 2015 Trip spans 4 days
Virgin America
Virgin America
DFW
DCA
2h 35m
nonstop
DCA
DFW
3h 20m
nonstop
Depart: Fri Jun 5 2015 Return: Sun Jun 7 2015 Trip spans 3 days
Virgin America
Virgin America
DAL
DCA
2h 45m
nonstop
DCA
DAL
3h 05m
nonstop
Depart: Wed May 27 2015 Return: Sat May 30 2015 Trip spans 4 days
Frontier
Frontier
ORD
IAD
1h 40m
nonstop
IAD
ORD
1h 55m
nonstop
Depart: Fri May 15 2015 Return: Mon May 18 2015 Trip spans 4 days
American Airlines
American Airlines
TPA
DCA
2h 14m
nonstop
DCA
TPA
2h 24m
nonstop
Depart: Sun May 10 2015 Return: Wed May 13 2015 Trip spans 4 days
Delta
Delta
JFK
DCA
1h 28m
nonstop
DCA
JFK
1h 08m
nonstop
Depart: Tue May 12 2015 Return: Wed May 20 2015 Trip spans 9 days
United
United
BOS
IAD
1h 41m
nonstop
IAD
BOS
1h 34m
nonstop
Depart: Sat May 16 2015 Return: Fri May 29 2015 Trip spans 14 days
United
United
LGA
IAD
1h 27m
nonstop
IAD
LGA
1h 31m
nonstop
Depart: Mon Aug 24 2015 Return: Thu Aug 27 2015 Trip spans 4 days
American Airlines
American Airlines
BOS
DCA
1h 30m
nonstop
DCA
BOS
1h 20m
nonstop
Depart: Sat May 23 2015 Return: Wed May 27 2015 Trip spans 5 days
Frontier
Frontier
MSP
IAD
2h 25m
nonstop
IAD
MSP
2h 40m
nonstop
Depart: Sat Jun 20 2015 Return: Sun Jun 21 2015 Trip spans 2 days
Delta
Delta
JFK
IAD
1h 31m
nonstop
IAD
JFK
1h 20m
nonstop
Depart: Fri May 22 2015 Return: Tue May 26 2015 Trip spans 5 days
United
United
MIA
DCA
7h 42m
1 stop
DCA
MIA
7h 29m
1 stop
Depart: Wed Jul 15 2015 Return: Wed Aug 26 2015 Trip spans 43 days
United
United
EWR
IAD
1h 19m
nonstop
IAD
EWR
1h 13m
nonstop
Depart: Tue Aug 11 2015 Return: Thu Aug 20 2015 Trip spans 10 days
JetBlue Airways
JetBlue Airways
FLL
DCA
2h 25m
nonstop
DCA
FLL
2h 29m
nonstop
Depart: Wed Aug 26 2015 Return: Sat Aug 29 2015 Trip spans 4 days
Delta
Delta
ATL
DCA
1h 41m
nonstop
DCA
ATL
1h 50m
nonstop
Depart: Sat Sep 5 2015 Return: Tue Sep 8 2015 Trip spans 4 days
American Airlines
American Airlines
ORD
DCA
2h 02m
nonstop
DCA
ORD
2h 01m
nonstop
Depart: Wed Sep 23 2015 Return: Wed Sep 30 2015 Trip spans 8 days
Delta
Delta
ATL
IAD
1h 47m
nonstop
IAD
ATL
1h 57m
nonstop
Airports
Origin

New York
only $141
only $141
Detroit
$78
Minneapolis
$152
Atlanta
$177
Chicago
$118
Orlando
$98
Fort Lauderdale
$167
Newark
$165
Dallas
only $107
only $107
Tampa
$137
Boston
$141
Miami
$78
Destination

Washington
only $78
only $107