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Cheap flights from Boston (BOS) to Belfast (BFS)

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0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Boston (BOS) to Belfast (BFS)

How to find the cheapest flight from Boston (BOS) to Belfast (BFS)
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How to find the cheapest flight from Boston (BOS) to Belfast (BFS)
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How to find the cheapest flight from Boston (BOS) to Belfast (BFS)
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Cheap flights from Boston to Belfast in January , February 2026

19 Jan - 05 Feb $ 564.00
BOS
Boston
Level
2 STOPS
BFS
Belfast
BFS
Belfast
Level
2 STOPS
BOS
Boston
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21 Jan - 05 Feb $ 564.00
BOS
Boston
Level
2 STOPS
BFS
Belfast
BFS
Belfast
Level
2 STOPS
BOS
Boston
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26 Jan - 05 Feb $ 564.00
BOS
Boston
Level
2 STOPS
BFS
Belfast
BFS
Belfast
Level
2 STOPS
BOS
Boston
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Last minute flights from Boston to Belfast

24 Jan - 31 Jan $ 688.00
BOS
Boston
Aer Lingus
2 STOPS
BFS
Belfast
BFS
Belfast
Aer Lingus
2 STOPS
BOS
Boston
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25 Jan - 31 Jan $ 740.00
BOS
Boston
Icelandair
2 STOPS
BFS
Belfast
BFS
Belfast
Icelandair
2 STOPS
BOS
Boston
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24 Jan - 31 Jan $ 744.00
BOS
Boston
Aer Lingus
2 STOPS
BFS
Belfast
BFS
Belfast
Aer Lingus
2 STOPS
BOS
Boston
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One-way flights to Belfast from Boston

7:50 PM - 12:40 PM
Aer Lingus
2 Stops
13h
BOS - BFS
$ 306
Kiwi
Pick dates
7:50 PM - 12:40 PM
Aer Lingus
2 Stops
13h
BOS - BFS
$ 306
Kiwi
Pick dates
7:50 PM - 12:40 PM
Aer Lingus
2 Stops
13h
BOS - BFS
$ 306
Kiwi
Pick dates

How to find the cheapest flight from Boston (BOS) to Belfast (BFS)

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How to find the cheapest flight from Boston (BOS) to Belfast (BFS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Boston (BOS) to Belfast (BFS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.