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Cheap flights from Seattle (BFI) to London (LCY)

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How to find the cheapest flight from Seattle (BFI) to London (LCY)

How to find the cheapest flight from Seattle (BFI) to London (LCY)
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How to find the cheapest flight from Seattle (BFI) to London (LCY)
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How to find the cheapest flight from Seattle (BFI) to London (LCY)
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Cheap flights from Seattle to London in January , February 2026

25 Jan - 14 Feb $ 1,913.00
BFI
Seattle
Air Excursions
2 STOPS
LCY
London
LCY
London
Air Excursions
3 STOPS
BFI
Seattle
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21 Jan - 14 Feb $ 1,913.00
BFI
Seattle
Air Excursions
2 STOPS
LCY
London
LCY
London
Air Excursions
3 STOPS
BFI
Seattle
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21 Jan - 06 Feb $ 1,988.00
BFI
Seattle
Air Excursions
2 STOPS
LCY
London
LCY
London
Air Excursions
3 STOPS
BFI
Seattle
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Last minute flights from Seattle to London

25 Jan - 01 Feb $ 2,432.00
BFI
Seattle
Air Excursions
2 STOPS
LCY
London
LCY
London
Air Excursions
2 STOPS
BFI
Seattle
Pick dates
28 Jan - 01 Feb $ 2,432.00
BFI
Seattle
Air Excursions
2 STOPS
LCY
London
LCY
London
Air Excursions
2 STOPS
BFI
Seattle
Pick dates
21 Jan - 01 Feb $ 2,433.00
BFI
Seattle
Air Excursions
2 STOPS
LCY
London
LCY
London
Air Excursions
2 STOPS
BFI
Seattle
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One-way flights to London from Seattle

8:55 AM - 9:30 AM
KLM Royal Dutch Airlines
2 Stops
16h 35m
BFI - LCY
$ 830
Kiwi
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9:35 AM - 9:30 AM
KLM Royal Dutch Airlines
2 Stops
15h 55m
BFI - LCY
$ 831
Kiwi
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9:35 AM - 9:25 AM
KLM Royal Dutch Airlines
2 Stops
15h 55m
BFI - LCY
$ 886
Kiwi
Pick dates

How to find the cheapest flight from Seattle (BFI) to London (LCY)

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