Cheap Flights from Seattle to London
Cheap Seattle-London Flight Tickets
These prices are the lowest available for the specified locations on the Obilet website. Prices may vary depending on the selected date, location, and availability of the flight.
Cheapest Travel on Obilet
:
€ 489.38
The Most Favorable Price
:
IcelandairThe Most Active Airline
:
United AirlinesAverage Number of Trips Per Day
:
13Shortest Flight Time
:
9hr 15minDistance
:
7706 KMCheap Flight Tickets from Seattle to London
Icelandair
06 August 2026 - Thursday
Seattle
Seattle Tacoma Airport
15:40
London
Heathrow Airport
11:55
Icelandair
06 August 2026 - Thursday
Seattle
Seattle Tacoma Airport
23:25
London
Heathrow Airport
20:20
Delta Air Lines
06 August 2026 - Thursday
Seattle
Seattle Tacoma Airport
21:45
London
Heathrow Airport
15:35
United Airlines
06 August 2026 - Thursday
Seattle
Seattle Tacoma Airport
23:00
London
Heathrow Airport
20:40
United Airlines
06 August 2026 - Thursday
Seattle
Seattle Tacoma Airport
15:40
London
Heathrow Airport
12:25
Delta Air Lines
06 August 2026 - Thursday
Seattle
Seattle Tacoma Airport
14:30
London
Heathrow Airport
13:05
United Airlines
06 August 2026 - Thursday
Seattle
Seattle Tacoma Airport
11:02
London
Heathrow Airport
09:40
United Airlines
06 August 2026 - Thursday
Seattle
Seattle Tacoma Airport
14:33
London
Heathrow Airport
12:25
United Airlines
06 August 2026 - Thursday
Seattle
Seattle Tacoma Airport
15:00
London
Heathrow Airport
13:20
The prices shown are starting ticket prices. Prices may vary depending on the selected date, location, and trip availability.
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Estimated Cheapest Seattle - London Flight Tickets by Month
Airlines Operating Flights from Seattle to London
Popular Seattle to London Flights
Seattle and London Airports
Alternative Flights Between Seattle - London
Frequently Asked Questions
How long does flight take from Seattle - London?
On average, the trip from Seattle - London takes 9 hour 15 minute.
Which airlines organize flights between Seattle - London?
Airline companies that organize flights between Seattle - London: KLM, British Airways, Air France, Air Canada, Delta Air Lines, Finnair, Alaska Airlines, Aer Lingus, United Airlines, American Airlines are the companies.
Which airline company organizes the most flights between Seattle - London?
The company that organizes the most flights between Seattle - London: United Airlines
How much is the cheap flight ticket between Seattle - London?
Cheap flight ticket between Seattle - London is € 489.38.
Which airports can I use for Seattle - London flight?
Seattle Tacoma Airport, Boeing Fld King Co Airport, Kenmore Air Harbor Seaplane Base Airport can be used as the departure airport on the Seattle - London flight, and Luton Airport, Gatwick Airport, City Airport, Heathrow Airport, Stansted Airport can also be used as the arrival airport.
