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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 June , July 2026

22 Jun - 15 Jul $ 1,760.00
LCY
London
Aer Lingus
3 STOPS
BFI
Seattle
BFI
Seattle
Aer Lingus
3 STOPS
LCY
London
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22 Jun - 15 Jul $ 1,805.00
LCY
London
Aer Lingus
3 STOPS
BFI
Seattle
BFI
Seattle
Aer Lingus
3 STOPS
LCY
London
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22 Jun - 29 Jul $ 1,845.00
LCY
London
Aer Lingus
3 STOPS
BFI
Seattle
BFI
Seattle
Aer Lingus
3 STOPS
LCY
London
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Last minute flights from London to Seattle

22 Jun - 01 Jul $ 2,147.00
LCY
London
Aer Lingus
3 STOPS
BFI
Seattle
BFI
Seattle
Aer Lingus
3 STOPS
LCY
London
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22 Jun - 01 Jul $ 2,189.00
LCY
London
Aer Lingus
3 STOPS
BFI
Seattle
BFI
Seattle
Aer Lingus
3 STOPS
LCY
London
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22 Jun - 01 Jul $ 2,245.00
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

8:30 PM - 6:45 AM
Air Excursions
3 Stops
43h 5m
LCY - BFI
$ 1,043
Kiwi
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7:30 PM - 9:25 AM
Air Excursions
3 Stops
46h 45m
LCY - BFI
$ 1,060
Kiwi
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8:15 PM - 6:45 PM
Air Excursions
3 Stops
31h 20m
LCY - BFI
$ 1,317
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.