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Find Flight Deals from United States to Washington Dulles Intl

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

Book cheap flights to Washington Dulles Intl

(Round-trip)
Depart: Sat May 2 2015 Return: Wed May 6 2015 Trip spans 5 days
Frontier
Frontier
DTW
IAD
1h 25m
nonstop
IAD
DTW
1h 30m
nonstop
Depart: Wed May 6 2015 Return: Wed May 13 2015 Trip spans 8 days
Frontier
Frontier
ORD
IAD
1h 40m
nonstop
IAD
ORD
1h 55m
nonstop
Depart: Tue Apr 14 2015 Return: Tue Apr 21 2015 Trip spans 8 days
Frontier
Frontier
ATL
IAD
1h 45m
nonstop
IAD
ATL
1h 50m
nonstop
Depart: Thu Apr 23 2015 Return: Sat Apr 25 2015 Trip spans 3 days
Frontier
Frontier
CVG
IAD
1h 25m
nonstop
IAD
CVG
1h 30m
nonstop
Depart: Sat Apr 18 2015 Return: Mon Apr 20 2015 Trip spans 3 days
United
United
CHS
IAD
1h 28m
nonstop
IAD
CHS
1h 39m
nonstop
Depart: Thu May 7 2015 Return: Wed May 13 2015 Trip spans 7 days
Frontier
Frontier
MCO
IAD
2h 15m
nonstop
IAD
MCO
2h 20m
nonstop
Depart: Tue Jun 2 2015 Return: Wed Jun 10 2015 Trip spans 9 days
United
United
BDL
IAD
1h 22m
nonstop
IAD
BDL
1h 25m
nonstop
Depart: Wed Jun 3 2015 Return: Thu Jun 4 2015 Trip spans 2 days
United
United
DFW
IAD
2h 56m
nonstop
IAD
DFW
3h 15m
nonstop
Depart: Mon Mar 30 2015 Return: Mon Apr 13 2015 Trip spans 15 days
Frontier
Frontier
FLL
IAD
2h 30m
nonstop
IAD
FLL
2h 40m
nonstop
Depart: Tue Mar 31 2015 Return: Sun Apr 5 2015 Trip spans 6 days
Frontier
Frontier
PBI
IAD
2h 20m
nonstop
IAD
PBI
2h 35m
nonstop
Depart: Mon Aug 31 2015 Return: Wed Sep 9 2015 Trip spans 10 days
United
United
JAX
IAD
1h 51m
nonstop
IAD
JAX
2h 01m
nonstop
Depart: Tue Jul 7 2015 Return: Wed Jul 8 2015 Trip spans 2 days
JetBlue Airways
JetBlue Airways
BOS
IAD
1h 34m
nonstop
IAD
BOS
1h 26m
nonstop
Depart: Fri May 1 2015 Return: Sun May 3 2015 Trip spans 3 days
Frontier
Frontier
MIA
IAD
2h 30m
nonstop
IAD
MIA
2h 35m
nonstop
Depart: Sun Jun 7 2015 Return: Sat Jun 13 2015 Trip spans 7 days
United
United
TPA
IAD
2h 16m
nonstop
IAD
TPA
2h 17m
nonstop
Depart: Mon Apr 27 2015 Return: Tue Apr 28 2015 Trip spans 2 days
Delta
Delta
JFK
IAD
1h 37m
nonstop
IAD
JFK
1h 14m
nonstop
Depart: Tue Apr 28 2015 Return: Thu Apr 30 2015 Trip spans 3 days
United
United
LGA
IAD
1h 28m
nonstop
IAD
LGA
1h 30m
nonstop
Depart: Mon Jun 29 2015 Return: Wed Jul 1 2015 Trip spans 3 days
Frontier
Frontier
MSP
IAD
2h 25m
nonstop
IAD
MSP
2h 40m
nonstop
Depart: Tue May 26 2015 Return: Wed May 27 2015 Trip spans 2 days
United
United
EWR
IAD
1h 17m
nonstop
IAD
EWR
1h 17m
nonstop
Depart: Tue Jul 14 2015 Return: Wed Jul 22 2015 Trip spans 9 days
Delta
Delta
CLT
IAD
6h 29m
1 stop
IAD
CLT
5h 32m
1 stop
Depart: Mon May 4 2015 Return: Fri May 8 2015 Trip spans 5 days
United
United
PVD
IAD
1h 34m
nonstop
IAD
PVD
1h 25m
nonstop
Airports
Origin

New York
only $153
only $154
Charleston
$97
Detroit
$58
Charlotte
$162
Providence
$167
Chicago
$58
Fort Lauderdale
$122
Cincinnati
$78
Miami
$145
West Palm Beach
$122
Minneapolis
$155
Atlanta
$78
Orlando
$98
Hartford
$107
Newark
$161
Dallas
$107
Tampa
$145
Jacksonville
$137
Boston
$142
Destination

Washington
$58