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

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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 July , August 2026

27 Jul - 27 Aug $ 943.00
BOS
Boston
Porter Airlines
3 STOPS
BFS
Belfast
BFS
Belfast
Porter Airlines
2 STOPS
BOS
Boston
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27 Jul - 26 Aug $ 944.00
BOS
Boston
Porter Airlines
3 STOPS
BFS
Belfast
BFS
Belfast
Porter Airlines
2 STOPS
BOS
Boston
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27 Jul - 29 Aug $ 948.00
BOS
Boston
Porter Airlines
3 STOPS
BFS
Belfast
BFS
Belfast
Porter Airlines
2 STOPS
BOS
Boston
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Last minute flights from Boston to Belfast

27 Jul - 31 Jul $ 1,380.00
BOS
Boston
TAP Portugal
3 STOPS
BFS
Belfast
BFS
Belfast
TAP Portugal
2 STOPS
BOS
Boston
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26 Jul - 31 Jul $ 1,490.00
BOS
Boston
TAP Portugal
2 STOPS
BFS
Belfast
BFS
Belfast
TAP Portugal
2 STOPS
BOS
Boston
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27 Jul - 31 Jul $ 1,496.00
BOS
Boston
TAP Portugal
2 STOPS
BFS
Belfast
BFS
Belfast
TAP Portugal
2 STOPS
BOS
Boston
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One-way flights to Belfast from Boston

8:50 PM - 8:45 PM
easyJet
3 Stops
19h 45m
BOS - BFS
$ 447
Kiwi
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5:25 PM - 11:05 AM
Aer Lingus
2 Stops
13h 30m
BOS - BFS
$ 599
Kiwi
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9:15 PM - 1:55 PM
Aer Lingus
2 Stops
12h 35m
BOS - BFS
$ 606
Kiwi
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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)
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.