Browse Origins:
Browse Destinations:

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: Tue May 5 2015 Return: Tue May 12 2015 Trip spans 8 days
Frontier
Frontier
CVG
IAD
1h 25m
nonstop
IAD
CVG
1h 30m
nonstop
Depart: Thu May 28 2015 Return: Wed Jun 3 2015 Trip spans 7 days
Frontier
Frontier
MIA
IAD
2h 30m
nonstop
IAD
MIA
2h 35m
nonstop
Depart: Sat May 16 2015 Return: Wed May 20 2015 Trip spans 5 days
Frontier
Frontier
DTW
IAD
1h 25m
nonstop
IAD
DTW
1h 30m
nonstop
Depart: Wed May 20 2015 Return: Tue May 26 2015 Trip spans 7 days
Frontier
Frontier
MCO
IAD
2h 15m
nonstop
IAD
MCO
2h 20m
nonstop
Depart: Sat May 30 2015 Return: Wed Jun 3 2015 Trip spans 5 days
United
United
BDL
IAD
1h 22m
nonstop
IAD
BDL
1h 22m
nonstop
Depart: Tue May 26 2015 Return: Sat Jun 6 2015 Trip spans 12 days
Frontier
Frontier
LAS
IAD
4h 30m
nonstop
IAD
LAS
5h 10m
nonstop
Depart: Wed May 27 2015 Return: Sat May 30 2015 Trip spans 4 days
Virgin America
Virgin America
DAL
IAD
10h 45m
1 stop
IAD
DAL
9h 20m
1 stop
Depart: Mon Jun 1 2015 Return: Wed Jun 3 2015 Trip spans 3 days
United
United
JAX
IAD
1h 50m
nonstop
IAD
JAX
2h 05m
nonstop
Depart: Tue Jul 28 2015 Return: Wed Aug 12 2015 Trip spans 16 days
JetBlue Airways
JetBlue Airways
BOS
IAD
1h 36m
nonstop
IAD
BOS
1h 26m
nonstop
Depart: Sat May 2 2015 Return: Mon May 4 2015 Trip spans 3 days
Frontier
Frontier
MSP
IAD
2h 25m
nonstop
IAD
MSP
2h 40m
nonstop
Depart: Sat Jun 6 2015 Return: Wed Jun 17 2015 Trip spans 12 days
Frontier
Frontier
ORD
IAD
1h 50m
nonstop
IAD
ORD
2h 00m
nonstop
Depart: Fri Jun 26 2015 Return: Mon Jun 29 2015 Trip spans 4 days
United
United
TPA
IAD
2h 20m
nonstop
IAD
TPA
2h 15m
nonstop
Depart: Tue Jun 23 2015 Return: Wed Jul 1 2015 Trip spans 9 days
Delta
Delta
JFK
IAD
1h 34m
nonstop
IAD
JFK
1h 20m
nonstop
Depart: Sat May 9 2015 Return: Tue May 12 2015 Trip spans 4 days
Delta
Delta
CLT
IAD
4h 36m
1 stop
IAD
CLT
4h 54m
1 stop
Depart: Fri May 22 2015 Return: Thu Jun 4 2015 Trip spans 14 days
United
United
CMH
IAD
1h 20m
nonstop
IAD
CMH
1h 17m
nonstop
Depart: Fri Oct 16 2015 Return: Mon Oct 19 2015 Trip spans 4 days
United
United
PVD
IAD
1h 53m
nonstop
IAD
PVD
1h 26m
nonstop
Depart: Sat May 23 2015 Return: Wed May 27 2015 Trip spans 5 days
United
United
DFW
IAD
3h 00m
nonstop
IAD
DFW
3h 20m
nonstop
Depart: Fri Jun 12 2015 Return: Sat Jun 13 2015 Trip spans 2 days
Frontier
Frontier
ATL
IAD
1h 45m
nonstop
IAD
ATL
1h 50m
nonstop
Depart: Sat Aug 29 2015 Return: Mon Aug 31 2015 Trip spans 3 days
American Airlines
American Airlines
FLL
IAD
3h 55m
1 stop
IAD
FLL
7h 12m
1 stop
Depart: Sun Sep 6 2015 Return: Thu Sep 10 2015 Trip spans 5 days
United
United
LGA
IAD
1h 26m
nonstop
IAD
LGA
1h 16m
nonstop
Airports
Origin

New York
only $161
only $203
Detroit
$85
Charlotte
$162
Providence
$167
Chicago
$145
Fort Lauderdale
$201
Cincinnati
$64
Miami
$78
Minneapolis
$145
Atlanta
$178
Orlando
$98
Columbus
$167
Hartford
$107
Dallas
only $172
only $124
Tampa
$153
Jacksonville
$137
Las Vegas
$118
Boston
$141
Destination

Washington
$64