-FAST FLIGHT SEARCH
MY FLIGHTS: 0
flig.ht logo

"Fast and easy flight information right at your fingertips"

Are you picky about your flights? flig.ht/s lets you search for your flight with ease using our fast search engine, advanced search filter options and detailed flight information, without fuss. Just type in your prefered origin and destination in the search boxes and we will begin by showing you every option to get there together with flight time, non-stop flights, layover airports and airline options.

All scheduled flights from London to Seattle (LHR-SEA)

GB United Kingdom
United States US
All scheduled flights from LHR to SEA. You can fly from London to Seattle non-stop on every weekday and the flight takes about 10 hours. Flights with stops take between 12 to 20 hours depending on your flight and connection airport.
LHR-SEA
- Flight has a long layover time at the stop-airport and will affect your flight time.
- Change of terminals at the layover airport. This can go quickly or take time depending on the airport.
- Flight is partially or completely overnight (Red-eye flight).
- Airline or one of the airlines in the flight path is a low-cost carrier. Some travelers wants to avoid low-cost airlines.
- This is codeshare flight. A codeshare flight is an agreement between airlines to sell seats on each others flights. Click on the flight to see the actual flight operator.

Flying non-stop between LHR and SEA with is the fastest option. The flight takes about 9 hours and 45 minutes.

SEA is the IATA airport code for Seattle Tacoma International Airport, Seattle Airport, Washington.

The transfer from SEA is 17 minutes by car to Downtown Seattle.

Airlines that offer direct flights from London (LHR) to Seattle (SEA) is British Airways, Virgin Atlantic, American Airlines and Delta Air Lines.

The Boeing 787-9 with British Airways has 216 seats (1 business class) and the Boeing 777-200 / 200ER with American Airlines has 273 seats (1 business class).

It all depends on what dates you plan on flying. But the approximate round-trip price for one passenger with Finnair is $563 and with British Airways $596.