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

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

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

22 Sep - 28 Oct $ 1,699.00
LCY
London
Swiss International Air Lines
3 STOPS
BFI
Seattle
BFI
Seattle
Swiss International Air Lines
3 STOPS
LCY
London
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22 Sep - 09 Oct $ 1,805.00
LCY
London
KLM Royal Dutch Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
KLM Royal Dutch Airlines
2 STOPS
LCY
London
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22 Sep - 12 Oct $ 1,831.00
LCY
London
Virgin Atlantic Airways
3 STOPS
BFI
Seattle
BFI
Seattle
Virgin Atlantic Airways
2 STOPS
LCY
London
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Last minute flights from London to Seattle

22 Sep - 01 Oct $ 1,877.00
LCY
London
Virgin Atlantic Airways
3 STOPS
BFI
Seattle
BFI
Seattle
Virgin Atlantic Airways
2 STOPS
LCY
London
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22 Sep - 01 Oct $ 1,883.00
LCY
London
Virgin Atlantic Airways
3 STOPS
BFI
Seattle
BFI
Seattle
Virgin Atlantic Airways
2 STOPS
LCY
London
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22 Sep - 01 Oct $ 1,916.00
LCY
London
Virgin Atlantic Airways
3 STOPS
BFI
Seattle
BFI
Seattle
Virgin Atlantic Airways
2 STOPS
LCY
London
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One-way flights to Seattle from London

6:45 AM - 6:45 PM
Air Excursions
3 Stops
44h 50m
LCY - BFI
$ 1,066
Kiwi
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6:45 AM - 6:45 PM
Air Excursions
3 Stops
44h 50m
LCY - BFI
$ 1,070
Kiwi
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6:45 AM - 4:05 PM
Air Excursions
3 Stops
42h 10m
LCY - BFI
$ 1,076
Kiwi
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How to find the cheapest flight from London (LCY) to Seattle (BFI)

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