Find Deals on Flights from Boston Logan International 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.
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 Boston Logan International to Belfast

(Round-trip)
Depart: Fri Apr 28 2017 Return: Tue May 2 2017 Trip spans 5 days
Major Airline
Major Airline
BOS
1:20p
BHD
1:30a
12h 10m
1 stop
BHD
12:45a
BOS
3:30p
14h 45m
1 stop
Depart: Sun May 7 2017 Return: Mon May 22 2017 Trip spans 16 days
KLM
KLM
BOS
2:38p
BHD
6:20a
15h 42m
1 stop
BHD
12:20p
BOS
5:38p
29h 18m
1 stop
Depart: Wed May 10 2017 Return: Mon May 22 2017 Trip spans 13 days
Aer Lingus
Aer Lingus
BOS
3:15p
BHD
3:30a
12h 15m
2 stops
BHD
1:20p
BOS
2:30p
25h 10m
2 stops
Depart: Mon Mar 13 2017 Return: Mon Mar 20 2017 Trip spans 8 days
United
United
BOS
1:43p
BHD
3:10a
13h 27m
2 stops
BHD
3:40a
BOS
11:57p
20h 17m
2 stops
Depart: Mon Jul 3 2017 Return: Sat Jul 8 2017 Trip spans 6 days
Thomas Cook Airlines
Thomas Cook Airlines
BOS
1:35p
BHD
10:55p
9h 20m
1 stop
BHD
4:15a
BOS
4:10p
11h 55m
1 stop
Depart: Thu May 11 2017 Return: Tue May 23 2017 Trip spans 13 days
British Airways
British Airways
BOS
6:40p
BHD
3:50a
9h 10m
1 stop
BHD
11:05a
BOS
11:15p
12h 10m
1 stop
Depart: Fri May 19 2017 Return: Tue May 23 2017 Trip spans 5 days
Air Canada
Air Canada
BOS
1:10p
BHD
3:30a
14h 20m
2 stops
BHD
4:45a
BOS
8:15p
15h 30m
2 stops
Depart: Thu Apr 6 2017 Return: Sun Apr 9 2017 Trip spans 4 days
Major Airline
Major Airline
BOS
2:40p
BHD
11:50p
9h 10m
2 stops
BHD
5:30a
BOS
4:20p
10h 50m
2 stops
Depart: Mon May 8 2017 Return: Mon May 22 2017 Trip spans 15 days
KLM
KLM
BOS
2:38p
BHD
6:20a
15h 42m
1 stop
BHD
12:20p
BOS
1:27p
25h 07m
1 stop
Depart: Tue Mar 14 2017 Return: Mon Mar 20 2017 Trip spans 7 days
United
United
BOS
3:20p
BHD
8:30a
17h 10m
2 stops
BHD
3:40a
BOS
11:57p
20h 17m
2 stops
Depart: Thu May 18 2017 Return: Mon May 22 2017 Trip spans 5 days
Aer Lingus
Aer Lingus
BOS
5:20p
BHD
7:35a
14h 15m
2 stops
BHD
1:20p
BOS
2:30p
25h 10m
2 stops
Depart: Fri May 12 2017 Return: Tue May 23 2017 Trip spans 12 days
British Airways
British Airways
BOS
6:40p
BHD
3:50a
9h 10m
1 stop
BHD
11:05a
BOS
11:15p
12h 10m
1 stop
Depart: Tue May 9 2017 Return: Mon May 22 2017 Trip spans 14 days
Major Airline
Major Airline
BOS
1:30p
BHD
11:30p
10h 00m
2 stops
BHD
7:05a
BOS
7:15p
12h 10m
2 stops
Depart: Wed Mar 15 2017 Return: Mon Mar 20 2017 Trip spans 6 days
United
United
BOS
1:43p
BHD
8:30a
18h 47m
2 stops
BHD
3:40a
BOS
11:57p
20h 17m
2 stops
Depart: Fri Jul 14 2017 Return: Sat Jul 29 2017 Trip spans 16 days
Thomas Cook Airlines
Thomas Cook Airlines
BOS
1:35p
BHD
10:45p
9h 10m
1 stop
BHD
4:15a
BOS
4:10p
11h 55m
1 stop
Depart: Sat May 13 2017 Return: Tue May 23 2017 Trip spans 11 days
British Airways
British Airways
BOS
6:40p
BHD
3:50a
9h 10m
1 stop
BHD
11:05a
BOS
11:15p
12h 10m
1 stop
Depart: Fri Apr 14 2017 Return: Sun Apr 23 2017 Trip spans 10 days
Air Canada
Air Canada
BOS
5:20a
BHD
7:35a
26h 15m
2 stops
BHD
9:15a
BOS
7:35p
34h 20m
2 stops
Depart: Thu Mar 16 2017 Return: Mon Mar 20 2017 Trip spans 5 days
United
United
BOS
6:08a
BHD
3:10a
21h 02m
2 stops
BHD
9:05a
BOS
11:57p
14h 52m
2 stops
Depart: Wed May 17 2017 Return: Tue May 23 2017 Trip spans 7 days
British Airways
British Airways
BOS
5:25p
BHD
3:50a
10h 25m
1 stop
BHD
4:05p
BOS
9:50p
29h 45m
1 stop
Depart: Fri Mar 17 2017 Return: Mon Mar 20 2017 Trip spans 4 days
United
United
BOS
8:00a
BHD
3:10a
19h 10m
2 stops
BHD
9:05a
BOS
11:57p
14h 52m
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

Boston
$670
Destination

Belfast
$670