Find Cheap Flights to Belfast

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

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(Round-trip)
Depart: Sun Dec 3 2017 Return: Mon Dec 11 2017 Trip spans 9 days
Multiple Airlines
Multiple Airlines
IAD
BFS
12h 20m
1 stop
BFS
IAD
22h 38m
2 stops
Depart: Sun Dec 3 2017 Return: Mon Dec 11 2017 Trip spans 9 days
British Airways
British Airways
BWI
BFS
12h 55m
1 stop
BFS
BWI
14h 55m
1 stop
Depart: Thu Nov 9 2017 Return: Mon Nov 13 2017 Trip spans 5 days
Thomas Cook Airlines
Thomas Cook Airlines
JFK
BHD
10h 20m
1 stop
BHD
JFK
10h 40m
1 stop
Depart: Sun Dec 3 2017 Return: Mon Dec 11 2017 Trip spans 9 days
Multiple Airlines
Multiple Airlines
IAD
BHD
12h 20m
1 stop
BHD
IAD
22h 38m
2 stops
Depart: Fri Apr 13 2018 Return: Sun Apr 22 2018 Trip spans 10 days
Multiple Airlines
Multiple Airlines
IAD
BFS
16h 45m
1 stop
BFS
IAD
12h 05m
1 stop
Depart: Sun Dec 3 2017 Return: Mon Dec 11 2017 Trip spans 9 days
British Airways
British Airways
BWI
BHD
12h 55m
1 stop
BHD
BWI
14h 55m
1 stop
Depart: Fri Apr 13 2018 Return: Sun Apr 22 2018 Trip spans 10 days
Multiple Airlines
Multiple Airlines
IAD
BHD
16h 45m
1 stop
BHD
IAD
12h 05m
1 stop
Depart: Sat Mar 10 2018 Return: Tue Mar 20 2018 Trip spans 10 days
British Airways
British Airways
SEA
BFS
12h 05m
1 stop
BFS
SEA
15h 45m
1 stop
Depart: Sat Mar 10 2018 Return: Tue Mar 20 2018 Trip spans 10 days
British Airways
British Airways
SEA
BHD
12h 05m
1 stop
BHD
SEA
15h 45m
1 stop
Depart: Mon Mar 5 2018 Return: Tue Mar 13 2018 Trip spans 8 days
Multiple Airlines
Multiple Airlines
JFK
BFS
10h 55m
1 stop
BFS
JFK
11h 25m
1 stop
Depart: Mon Mar 5 2018 Return: Tue Mar 13 2018 Trip spans 8 days
Multiple Airlines
Multiple Airlines
JFK
BHD
10h 55m
1 stop
BHD
JFK
11h 25m
1 stop
Depart: Fri Apr 13 2018 Return: Sun Apr 22 2018 Trip spans 10 days
British Airways
British Airways
BWI
BFS
12h 05m
1 stop
BFS
BWI
14h 50m
1 stop
Depart: Sat Nov 18 2017 Return: Fri Dec 8 2017 Trip spans 21 days
Multiple Airlines
Multiple Airlines
JFK
BHD
13h 05m
1 stop
BHD
JFK
11h 18m
1 stop
Depart: Fri Apr 13 2018 Return: Sun Apr 22 2018 Trip spans 10 days
British Airways
British Airways
BWI
BHD
12h 05m
1 stop
BHD
BWI
14h 50m
1 stop
Depart: Tue Nov 28 2017 Return: Tue Dec 5 2017 Trip spans 8 days
Multiple Airlines
Multiple Airlines
JFK
BHD
9h 55m
1 stop
BHD
JFK
11h 18m
1 stop
Depart: Wed Mar 7 2018 Return: Wed Mar 21 2018 Trip spans 14 days
Multiple Airlines
Multiple Airlines
BOS
BFS
14h 25m
1 stop
BFS
BOS
13h 20m
1 stop
Depart: Mon Mar 12 2018 Return: Wed Mar 21 2018 Trip spans 10 days
Multiple Airlines
Multiple Airlines
BOS
BFS
11h 50m
1 stop
BFS
BOS
13h 20m
1 stop
Depart: Sun Mar 4 2018 Return: Thu Mar 15 2018 Trip spans 11 days
Multiple Airlines
Multiple Airlines
BOS
BFS
13h 55m
1 stop
BFS
BOS
18h 15m
2 stops
Depart: Sun Mar 4 2018 Return: Thu Mar 15 2018 Trip spans 11 days
Multiple Airlines
Multiple Airlines
BOS
BHD
13h 55m
1 stop
BHD
BOS
18h 15m
2 stops
Depart: Thu Mar 8 2018 Return: Wed Mar 21 2018 Trip spans 13 days
Multiple Airlines
Multiple Airlines
BOS
BFS
15h 50m
1 stop
BFS
BOS
13h 20m
1 stop
* 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

New York
$503
Baltimore
$553
Seattle
$553
Washington
$476
Boston
$506
Destination

Belfast
only $476
only $476