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Find Deals on Flights 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: Wed Aug 19 2015 Return: Sun Aug 23 2015 Trip spans 5 days
United
United
BDL
IAD
1h 23m
nonstop
IAD
BDL
1h 17m
nonstop
Depart: Sat Oct 10 2015 Return: Wed Oct 14 2015 Trip spans 5 days
Frontier
Frontier
DTW
IAD
1h 21m
nonstop
IAD
DTW
1h 32m
nonstop
Depart: Tue Jul 14 2015 Return: Tue Jul 21 2015 Trip spans 8 days
Frontier
Frontier
CVG
IAD
1h 30m
nonstop
IAD
CVG
1h 35m
nonstop
Depart: Wed Aug 26 2015 Return: Sun Aug 30 2015 Trip spans 5 days
United
United
CHS
IAD
1h 28m
nonstop
IAD
CHS
1h 37m
nonstop
Depart: Tue Jul 28 2015 Return: Tue Aug 4 2015 Trip spans 8 days
Frontier
Frontier
MEM
IAD
2h 05m
nonstop
IAD
MEM
2h 15m
nonstop
Depart: Wed Sep 9 2015 Return: Tue Sep 15 2015 Trip spans 7 days
Frontier
Frontier
MCO
IAD
2h 09m
nonstop
IAD
MCO
2h 10m
nonstop
Depart: Sat Sep 5 2015 Return: Fri Sep 11 2015 Trip spans 7 days
Frontier
Frontier
MSP
IAD
2h 19m
nonstop
IAD
MSP
2h 45m
nonstop
Depart: Fri Sep 25 2015 Return: Sun Sep 27 2015 Trip spans 3 days
Frontier
Frontier
ORD
IAD
1h 50m
nonstop
IAD
ORD
2h 05m
nonstop
Depart: Thu Nov 26 2015 Return: Tue Jan 12 2016 Trip spans 48 days
United
United
CMH
IAD
1h 24m
nonstop
IAD
CMH
1h 12m
nonstop
Depart: Wed Jul 29 2015 Return: Thu Jul 30 2015 Trip spans 2 days
JetBlue Airways
JetBlue Airways
JFK
IAD
1h 33m
nonstop
IAD
JFK
1h 38m
nonstop
Depart: Mon Aug 31 2015 Return: Mon Sep 7 2015 Trip spans 8 days
United
United
JAX
IAD
1h 50m
nonstop
IAD
JAX
2h 04m
nonstop
Depart: Thu Jul 16 2015 Return: Tue Jul 21 2015 Trip spans 6 days
Frontier
Frontier
MIA
IAD
2h 25m
nonstop
IAD
MIA
2h 30m
nonstop
Depart: Sat Sep 12 2015 Return: Sat Sep 19 2015 Trip spans 8 days
United
United
BOS
IAD
1h 36m
nonstop
IAD
BOS
1h 33m
nonstop
Depart: Sat Jul 11 2015 Return: Tue Jul 14 2015 Trip spans 4 days
United
United
DAY
IAD
1h 45m
nonstop
IAD
DAY
1h 22m
nonstop
Depart: Sun Aug 16 2015 Return: Wed Aug 19 2015 Trip spans 4 days
United
United
TPA
IAD
2h 19m
nonstop
IAD
TPA
2h 14m
nonstop
Depart: Thu Sep 24 2015 Return: Wed Sep 30 2015 Trip spans 7 days
US Airways
US Airways
PBI
IAD
3h 43m
1 stop
IAD
PBI
4h 16m
1 stop
Depart: Tue Oct 13 2015 Return: Wed Oct 21 2015 Trip spans 9 days
US Airways
US Airways
FLL
IAD
4h 08m
1 stop
IAD
FLL
4h 09m
1 stop
Depart: Tue Nov 3 2015 Return: Sun Nov 8 2015 Trip spans 6 days
United
United
PVD
IAD
1h 53m
nonstop
IAD
PVD
1h 37m
nonstop
Depart: Tue Aug 25 2015 Return: Wed Sep 16 2015 Trip spans 23 days
Frontier
Frontier
LAS
IAD
4h 40m
nonstop
IAD
LAS
5h 09m
nonstop
Depart: Sat Aug 1 2015 Return: Sun Aug 2 2015 Trip spans 2 days
United
United
LGA
IAD
1h 20m
nonstop
IAD
LGA
1h 18m
nonstop
Airports
Origin

New York
only $153
only $187
Charleston
$107
Detroit
$85
Providence
$173
Chicago
$145
Fort Lauderdale
$171
Cincinnati
$98
Dayton
$168
Miami
$158
West Palm Beach
$171
Minneapolis
$145
Orlando
$138
Columbus
$152
Memphis
$110
Hartford
$83
Tampa
$169
Jacksonville
$153
Las Vegas
$178
Boston
$163
Destination

Washington
$83