Cheap flights from Seattle (SEA) to London (LON)

Seattle - Tacoma International Airport (SEA) is located between Seattle and Tacoma Washington. It is accessible via State Route 518 off I-95 N, I-5 S, Route 509 S and I-405.

Flight times are usually 10 hours to London Heathrow Airport (LHR). If you’re driving from LHR, exit onto the M4/M25 or A30. Public transport and taxi services from LHR are available outside all five terminals.

LHR is located to the West of London, with fast rail connections via the Heathrow Express taking as little as 15 minutes into central London. The M25 freeway also connects with London's Luton, Gatwick and Stansted airports.

Attractions and Tips

London is built along the River Thames and is home to over 8 million people. The Tower of London, Windsor Castle, Buckingham Palace and the London Bridge tour offer you a glimpse into the British Monarchy and the city’s rich history.

Over 20 museums preserve a diverse set of relics, from motor vehicles at the London Motor Museum to WWII artifacts at the Churchill War Rooms. You can explore London on the metro ("tube"), an open-top version of the city's famous red buses or in a black cab.

London is eight hours ahead of Seattle. Buy prepaid travel cards online to navigate your way around London quickly and easily.