Find Cheap Flights from Washington to Belfast (WAS - BF1)

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

(Round-trip)
Depart: Sun Dec 3 2017 Return: Mon Dec 11 2017 Trip spans 9 days
Multiple Airlines
Multiple Airlines
IAD
12:00a
BHD
12:20p
12h 20m
1 stop
BHD
12:00a
IAD
10:38p
22h 38m
2 stops
Depart: Thu Nov 16 2017 Return: Mon Nov 27 2017 Trip spans 12 days
British Airways
British Airways
IAD
12:00a
BHD
10:55a
10h 55m
1 stop
BHD
12:00a
IAD
6:05a
30h 05m
1 stop
Depart: Wed Feb 21 2018 Return: Sun Feb 25 2018 Trip spans 5 days
Icelandair
Icelandair
IAD
12:00a
BHD
10:05a
10h 05m
1 stop
BHD
12:00a
IAD
10:45a
10h 45m
1 stop
Depart: Sun Dec 3 2017 Return: Mon Dec 11 2017 Trip spans 9 days
Multiple Airlines
Multiple Airlines
IAD
12:00a
BFS
12:20p
12h 20m
1 stop
BFS
12:00a
IAD
10:38p
22h 38m
2 stops
Depart: Thu Feb 22 2018 Return: Sun Feb 25 2018 Trip spans 4 days
Air Canada
Air Canada
DCA
12:00a
BHD
3:15p
15h 15m
2 stops
BHD
12:00a
DCA
3:56p
15h 56m
2 stops
Depart: Thu Nov 16 2017 Return: Mon Nov 27 2017 Trip spans 12 days
British Airways
British Airways
IAD
12:00a
BFS
10:55a
10h 55m
1 stop
BFS
12:00a
IAD
6:05a
30h 05m
1 stop
Depart: Sun Dec 3 2017 Return: Mon Dec 11 2017 Trip spans 9 days
Multiple Airlines
Multiple Airlines
DCA
12:00a
BFS
9:30p
21h 30m
2 stops
BFS
12:00a
DCA
12:58a
24h 58m
2 stops
Depart: Sat Nov 18 2017 Return: Mon Nov 27 2017 Trip spans 10 days
British Airways
British Airways
DCA
12:00a
BHD
3:40p
15h 40m
2 stops
BHD
12:00a
DCA
6:40p
18h 40m
2 stops
Depart: Sun Dec 3 2017 Return: Mon Dec 11 2017 Trip spans 9 days
Multiple Airlines
Multiple Airlines
DCA
12:00a
BHD
9:30p
21h 30m
2 stops
BHD
12:00a
DCA
12:58a
24h 58m
2 stops
Depart: Sat Nov 18 2017 Return: Mon Nov 27 2017 Trip spans 10 days
British Airways
British Airways
DCA
12:00a
BFS
3:40p
15h 40m
2 stops
BFS
12:00a
DCA
6:40p
18h 40m
2 stops
Depart: Wed Feb 21 2018 Return: Sun Feb 25 2018 Trip spans 5 days
Icelandair
Icelandair
IAD
12:00a
BFS
10:05a
10h 05m
1 stop
BFS
12:00a
IAD
10:45a
10h 45m
1 stop
Depart: Sun Mar 25 2018 Return: Sat Mar 31 2018 Trip spans 7 days
Multiple Airlines
Multiple Airlines
IAD
12:00a
BFS
12:30p
12h 30m
1 stop
BFS
12:00a
IAD
5:35a
29h 35m
1 stop
Depart: Sun Mar 25 2018 Return: Sat Mar 31 2018 Trip spans 7 days
Multiple Airlines
Multiple Airlines
IAD
12:00a
BHD
12:30p
12h 30m
1 stop
BHD
12:00a
IAD
5:35a
29h 35m
1 stop
Depart: Thu Feb 22 2018 Return: Sun Feb 25 2018 Trip spans 4 days
Air Canada
Air Canada
DCA
12:00a
BFS
3:15p
15h 15m
2 stops
BFS
12:00a
DCA
3:56p
15h 56m
2 stops
Depart: Sun Mar 25 2018 Return: Sun Apr 1 2018 Trip spans 8 days
British Airways
British Airways
DCA
12:00a
BHD
3:30p
15h 30m
2 stops
BHD
12:00a
DCA
8:39p
20h 39m
2 stops
Depart: Thu Nov 30 2017 Return: Sun Dec 3 2017 Trip spans 4 days
Multiple Airlines
Multiple Airlines
IAD
12:00a
BFS
2:20p
14h 20m
1 stop
BFS
12:00a
IAD
10:00a
34h 00m
1 stop
Depart: Sun Mar 25 2018 Return: Sun Apr 1 2018 Trip spans 8 days
British Airways
British Airways
DCA
12:00a
BFS
3:30p
15h 30m
2 stops
BFS
12:00a
DCA
8:39p
20h 39m
2 stops
Depart: Thu Nov 30 2017 Return: Sun Dec 3 2017 Trip spans 4 days
Multiple Airlines
Multiple Airlines
IAD
12:00a
BHD
2:20p
14h 20m
1 stop
BHD
12:00a
IAD
10:00a
34h 00m
1 stop
Depart: Thu Nov 30 2017 Return: Sun Dec 3 2017 Trip spans 4 days
Multiple Airlines
Multiple Airlines
DCA
12:00a
BHD
1:40p
13h 40m
2 stops
BHD
12:00a
DCA
2:30p
14h 30m
2 stops
Depart: Thu Nov 30 2017 Return: Sun Dec 3 2017 Trip spans 4 days
Multiple Airlines
Multiple Airlines
DCA
12:00a
BFS
1:40p
13h 40m
2 stops
BFS
12:00a
DCA
2:30p
14h 30m
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 $476
only $537
Destination

Belfast
only $476
only $476