Cheap flights from Seattle to United Kingdom
Travel > Europe > United Kingdom
Travel tip: Big Ben is great!Check our current prices for flights from Seattle to United Kingdom. Please note that we also give you historical search data for this city connection. These are all airfares that people found in the past, in order to find more current flight information from Seattle to United Kingdom, you will need to run a search below.
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Cheap London airfares from $928/RT are provided by Cheapoair.com. Outbound flight is leaving on 07/08/2025, 11:00 pm from Seattle/tacoma Sea/tac (SEA) airport and arrives at London Heathrow (LHR) at 08:20 pm. The flight time is 21 hours and 20 minutes. The Returning flight departes on 07/19/2025, 09:25 pm (other return dates are also available). Date posted: 07 Nov 2024
Price evolution for flights From Seattle To United Kingdom

Recent Deals on Flights from Seattle to United Kingdom:Roundtrip / Oneway
- $928
Iceland Air
cheapoair.com check priceFrom To Departure Time Seattle, WA (SEA) London, GB (LHR) 07/08/2025 11:00 pm London, GB (LHR) Seattle, WA (SEA) 07/19/2025 09:25 pm - $1043
Multiple Airlines
cheapoair.com check priceFrom To Departure Time Seattle, WA (SEA) London, GB (LHR) 07/08/2025 02:20 pm London, GB (LHR) Seattle, WA (SEA) 07/19/2025 08:40 am - We are sorry but currently there are no oneway offers for flights from Seattle to United Kingdom.
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