
Popular airlines from Heathrow Airport (LHR) to Seattle
- Finnair
Finnair
- British Airways
British Airways
- Air Canada
Air Canada
- Aer Lingus
Aer Lingus
- Virgin Atlantic
Virgin Atlantic
- Iberia
Iberia
- KLM
KLM
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Cheap flights from London to Seattle (LHR-SEA)
Prices were available within the past 7 days and start at €394 for one-way flights and €391 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, 5 Feb - Fri, 27 Feb
LHR
London
SEA
Seattle
€391 Return, found 5 days ago
€391
Return
found 5 days ago

Tue, 3 Feb - Tue, 24 Feb
LHR
London
SEA
Seattle
€434 Return, found 1 day ago
€434
Return
found 1 day ago

Fri, 30 Jan - Sun, 22 Feb
LHR
London
SEA
Seattle
€441 Return, found 5 days ago
€441
Return
found 5 days ago

Thu, 5 Feb - Fri, 27 Feb
LHR
London
SEA
Seattle
€442 Return, found 5 days ago
€442
Return
found 5 days ago

Mon, 12 Jan - Mon, 26 Jan
LHR
London
SEA
Seattle
€454 Return, found 3 hours ago
€454
Return
found 3 hours ago

Mon, 12 Jan - Mon, 26 Jan
LHR
London
SEA
Seattle
€454 Return, found 3 hours ago
€454
Return
found 3 hours ago

Tue, 3 Feb - Tue, 24 Feb
LHR
London
SEA
Seattle
€468 Return, found 1 day ago
€468
Return
found 1 day ago

Mon, 12 Jan - Mon, 26 Jan
LHR
London
SEA
Seattle
€475 Return, found 3 hours ago
€475
Return
found 3 hours ago

Mon, 12 Jan - Mon, 26 Jan
LHR
London
SEA
Seattle
€475 Return, found 3 hours ago
€475
Return
found 3 hours ago

Mon, 12 Jan - Mon, 26 Jan
LHR
London
SEA
Seattle
€475 Return, found 3 hours ago
€475
Return
found 3 hours ago
Find the cheapest month to fly from London (LHR) to Seattle (SEA)
February is typically the cheapest month to fly
From €418 - €787 per traveller.
Origin airport | Heathrow |
|---|---|
Destination airport | Seattle - Tacoma Intl. |
Airlines serving | Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, Scandinavian Airlines, Singapore Airlines, Turkish Airlines, United, Virgin Atlantic, WestJet |
Return price | €391 |
Distance | 7657 km |
Average flight time | 2 hours 12 mins |
Perfect flights from London to Seattle
Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from London to Seattle. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
Our flexible Heathrow to Seattle - Tacoma Intl. ticket options cater to your travel preferences, with incredible one-way fares from €394 and roundtrip prices from €391. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
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- Hogan Park
- Jimi Hendrix Memorial Grave
- Kent Holidays
- Lake Fenwick Park
- Museum of Flight
- Petrovitsky Park
- Renton Shopping Center
- Visit Renton
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- Visit SeaTac
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- Visit Highline
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