Find Cheap Flights from Washington to Belfast Intl Arpt (WAS - BFS)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

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

Book cheap flights from Washington to Belfast Intl Arpt

(Round-trip)
Depart: Tue Nov 21 2017 Return: Mon Nov 27 2017 Trip spans 7 days
Multiple Airlines
Multiple Airlines
IAD
12:00a
BFS
12:20p
12h 20m
1 stop
BFS
12:00a
IAD
8:58a
32h 58m
2 stops
Depart: Sat Nov 18 2017 Return: Tue Nov 28 2017 Trip spans 11 days
United
United
DCA
12:00a
BFS
2:47p
14h 47m
2 stops
BFS
12:00a
DCA
3:05p
15h 05m
2 stops
Depart: Wed Mar 7 2018 Return: Fri Mar 16 2018 Trip spans 9 days
British Airways
British Airways
DCA
12:00a
BFS
6:20p
18h 20m
2 stops
BFS
12:00a
DCA
7:14p
19h 14m
2 stops
Depart: Sat Sep 30 2017 Return: Tue Oct 17 2017 Trip spans 18 days
$1027
Select
Icelandair
Icelandair
IAD
12:00a
BFS
4:45p
16h 45m
1 stop
BFS
12:00a
IAD
10:30a
10h 30m
1 stop
Depart: Mon Nov 13 2017 Return: Sun Nov 19 2017 Trip spans 7 days
Multiple Airlines
Multiple Airlines
IAD
12:00a
BFS
10:45a
10h 45m
1 stop
BFS
12:00a
IAD
12:25a
24h 25m
1 stop
Depart: Sat Oct 21 2017 Return: Sat Oct 28 2017 Trip spans 8 days
Multiple Airlines
Multiple Airlines
DCA
12:00a
BFS
4:13p
16h 13m
2 stops
BFS
12:00a
DCA
8:32p
20h 32m
2 stops
Depart: Mon Mar 5 2018 Return: Wed Mar 14 2018 Trip spans 9 days
Multiple Airlines
Multiple Airlines
IAD
12:00a
BFS
10:45a
10h 45m
1 stop
BFS
12:00a
IAD
12:40p
12h 40m
1 stop
Depart: Sat Oct 21 2017 Return: Sat Oct 28 2017 Trip spans 8 days
British Airways
British Airways
IAD
12:00a
BFS
11:15a
11h 15m
1 stop
BFS
12:00a
IAD
4:10p
16h 10m
1 stop
Depart: Sat Sep 30 2017 Return: Sun Oct 15 2017 Trip spans 16 days
$1819
Select
Air Canada
Air Canada
DCA
12:00a
BFS
3:15p
15h 15m
2 stops
BFS
12:00a
DCA
2:19p
14h 19m
2 stops
Depart: Mon Dec 25 2017 Return: Sun Dec 31 2017 Trip spans 7 days
British Airways
British Airways
DCA
12:00a
BFS
5:45p
17h 45m
2 stops
BFS
12:00a
DCA
2:16a
26h 16m
2 stops
Depart: Thu Dec 21 2017 Return: Wed Dec 27 2017 Trip spans 7 days
Multiple Airlines
Multiple Airlines
IAD
12:00a
BFS
2:20p
14h 20m
1 stop
BFS
12:00a
IAD
2:00a
26h 00m
1 stop
Depart: Fri Sep 29 2017 Return: Fri Oct 6 2017 Trip spans 8 days
$1283
Select
Multiple Airlines
Multiple Airlines
IAD
12:00a
BFS
12:35p
12h 35m
1 stop
BFS
12:00a
IAD
2:15a
26h 15m
1 stop
Depart: Fri Sep 29 2017 Return: Fri Oct 6 2017 Trip spans 8 days
$1682
Select
Multiple Airlines
Multiple Airlines
DCA
12:00a
BFS
7:40p
19h 40m
2 stops
BFS
12:00a
DCA
6:39a
30h 39m
2 stops
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Washington
only $462
only $526
Destination

Belfast
$462