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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 March , April 2026

30 Mar - 16 Apr $ 1,635.00
BFI
Seattle
Air Excursions
3 STOPS
LCY
London
LCY
London
Air Excursions
3 STOPS
BFI
Seattle
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30 Mar - 24 Apr $ 1,779.00
BFI
Seattle
Air Excursions
3 STOPS
LCY
London
LCY
London
Air Excursions
2 STOPS
BFI
Seattle
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18 Mar - 16 Apr $ 1,797.00
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

30 Mar - 01 Apr $ 2,193.00
BFI
Seattle
Air Excursions
3 STOPS
LCY
London
LCY
London
Air Excursions
2 STOPS
BFI
Seattle
Pick dates
18 Mar - 01 Apr $ 2,356.00
BFI
Seattle
Air Excursions
2 STOPS
LCY
London
LCY
London
Air Excursions
2 STOPS
BFI
Seattle
Pick dates
16 Mar - 01 Apr $ 2,356.00
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

9:35 AM - 5:30 PM
Lufthansa
3 Stops
24h 20m
BFI - LCY
$ 771
Kiwi
Pick dates
9:35 AM - 9:30 AM
KLM Royal Dutch Airlines
2 Stops
16h 55m
BFI - LCY
$ 934
Kiwi
Pick dates
9:35 AM - 9:25 AM
KLM Royal Dutch Airlines
2 Stops
16h 55m
BFI - LCY
$ 934
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.