Direct flights from Seattle to London
All flights from SEA to LHR non-stop. There are direct flights from Seattle Tacoma International (SEA), Washington, USA to Heathrow (LHR), United Kingdom with British Airways, Virgin Atlantic and 2 other airlines. 35 weekly departures are currently scheduled on this route. Departure times range from 13:30 to 21:50 depending on the schedule period. The flight distance is 4812 miles (7743 km). Flight time ranges from 9 hours and 15 minutes to 9 hours and 55 minutes.
Seattle
, USA
London
, United Kingdom
Airlines with non-stop routes:
British Airways
Virgin Atlantic
Delta Air Lines
Alaska Airlines
American Airlines
Flight schedule from Seattle to London with British Airways
This is a weekly direct flight schedule for British Airways. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at 2026-09-28
Flight schedule from Seattle to London with Virgin Atlantic
This is a weekly direct flight schedule for Virgin Atlantic. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at
Flight schedule from Seattle to London with Delta Air Lines
This is a weekly direct flight schedule for Delta Air Lines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at 2026-09-28
Flight schedule from Seattle to London with Alaska Airlines
This is a weekly direct flight schedule for Alaska Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at 2026-09-28
Seattle to London scheduled departures
Select a date to see every published non-stop departure between SEA and LHR.
SEA - LHR route facts
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Distance4812 miles (7743 km)
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Flight time9 hours and 15 minutes to 9 hours and 55 minutes
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Airlines British Airways Virgin Atlantic Delta Alaska Airlines
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Airline alliancesoneworld SkyTeam
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CabinsEconomy Premium Economy Business First
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Hub airportsBritish Airways: LHR (Main hub.)Virgin Atlantic: LHRDelta Air Lines: SEAAlaska Airlines: SEA (Primary hub.)
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Arrival terminalsBritish Airways: Terminal 5Virgin Atlantic: Terminal 3Delta Air Lines: Terminal 3Alaska Airlines: Terminal 3
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AircraftBritish Airways: Boeing 787-10, Boeing 787-9, Boeing 777-300ER and Boeing 787-8Virgin Atlantic: Airbus A330-900neoDelta Air Lines: Airbus A330-200 and Airbus A330-900neoAlaska Airlines: Boeing 787-9
