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Cheap flights from Seattle (BFI) to Belfast (BFS)

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How to find the cheapest flight from Seattle (BFI) to Belfast (BFS)

How to find the cheapest flight from Seattle (BFI) to Belfast (BFS)
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How to find the cheapest flight from Seattle (BFI) to Belfast (BFS)
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How to find the cheapest flight from Seattle (BFI) to Belfast (BFS)
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Cheap flights from Seattle to Belfast in February , March 2026

24 Feb - 10 Mar $ 1,968.00
BFI
Seattle
Air Excursions
3 STOPS
BFS
Belfast
BFS
Belfast
Air Excursions
3 STOPS
BFI
Seattle
Pick dates
23 Feb - 10 Mar $ 1,968.00
BFI
Seattle
Air Excursions
3 STOPS
BFS
Belfast
BFS
Belfast
Air Excursions
3 STOPS
BFI
Seattle
Pick dates
23 Feb - 10 Mar $ 1,980.00
BFI
Seattle
Air Excursions
3 STOPS
BFS
Belfast
BFS
Belfast
Air Excursions
3 STOPS
BFI
Seattle
Pick dates

Last minute flights from Seattle to Belfast

24 Feb - 01 Mar $ 2,409.00
BFI
Seattle
Air Excursions
3 STOPS
BFS
Belfast
BFS
Belfast
Air Excursions
3 STOPS
BFI
Seattle
Pick dates
23 Feb - 01 Mar $ 2,409.00
BFI
Seattle
Air Excursions
3 STOPS
BFS
Belfast
BFS
Belfast
Air Excursions
3 STOPS
BFI
Seattle
Pick dates
23 Feb - 01 Mar $ 2,420.00
BFI
Seattle
Air Excursions
3 STOPS
BFS
Belfast
BFS
Belfast
Air Excursions
3 STOPS
BFI
Seattle
Pick dates

One-way flights to Belfast from Seattle

8:05 AM - 8:50 PM
easyJet
3 Stops
29h 35m
BFI - BFS
$ 900
Kiwi
Pick dates
8:05 AM - 8:50 PM
easyJet
3 Stops
29h 35m
BFI - BFS
$ 900
Kiwi
Pick dates
9:35 AM - 8:50 PM
easyJet
3 Stops
28h 5m
BFI - BFS
$ 911
Kiwi
Pick dates

How to find the cheapest flight from Seattle (BFI) to Belfast (BFS)

Related info for your journey
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How to find the cheapest flight from Seattle (BFI) 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 Seattle (BFI) to Belfast (BFS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.