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Cheap Flights from Seattle (SEA) to London (LHR / LGW)

When you fly from Seattle to London Heathrow (SEA-LHR), or you fly from Seattle to London Gatwick (SEA-LGW), you can begin to plan your vacation with cheap tickets to Europe on Icelandair. Flights from Sea-Tac to London LHR on Icelandair provide you with not just cheap airfare, but with it a refreshing Icelandic travel experience, which includes exceptional service, shorter flying time, even , just to name a few. We provide flights from Seattle to Europe and over 20 destinations, plus the chance to experience why Icelandair has been a trusted leader during its 75 years of aviation, and counting!

Travelers from Seattle, WA to London, England, whether interested in history, pub culture or pop culture, will find plenty to enjoy in this cosmopolitan destination. For history, you can visit Buckingham Palace and witness the changing of the guard (while trying to sneak a peek at one of the royals!), followed by spectacular views of Big Ben from atop the spinning London Eye. Or, you can look back through history with a visit to the Tower of London to marvel at the Crown Jewels. If something more contemporary is to your liking, get acquainted with modern art at the Tate Modern Museum, or the Saatchi Gallery in Sloane Square. Whether you prefer a pint of ale at a traditional pub, trying a taste of terrific cuisine from around the world, or antiquing on Portobello Road, London has something for everyone. Check Icelandair's cheap plane tickets to London from Seattle (SEA) and plan your vacation now!

Are you ready to escape the everyday with a flight from Seattle to London Heathrow? Say goodbye to The Emerald City and say hello to the capital of the United Kingdom with plane tickets to London! And of course we naturally suggest you complement your trip and your transatlantic flight with a stopover in Iceland. You can experience northern lights even before you arrive with our new onboard LED lighting, but with many of the numerous Iceland vacation packages you have a chance to experience the true Iceland northern lights. Plus, when you visit Iceland with a stopover of up to seven nights, you can experience everything from The Blue Lagoon, to Reykjavik's vibrant nightlife, and during the summer months, the midnight sun.

With Icelandair plane tickets to Europe, to any of our more than 20 destinations throughout Continental Europe, Scandinavia, and the United Kingdom, you can also visit Iceland for up to seven nights at no additional airfare. Whether visiting for 24 hours or 160, you can travel Iceland during any season. With non-stop flights from Seattle to Reykjavik, you can be soaking in the warm, tranquil waters of the Blue Lagoon, exploring black sand beaches or riding an Icelandic horse across a beautiful lava field. But of course we recommend you stay even longer!
  • With our shorter flying time to Europe & more than 20 destinations throughout the continent, combined with our exceptional on-time performance, we invite you to experience why Icelandair has been a trusted leader with its 75 years in aviation
  • Take advantage of our direct flights to Iceland on your cheap flight to London with a stopover in Iceland and enjoy any number of Iceland travel packages available to you
  • The full name of Seattle International Airport is actually Seattle-Tacoma International Airport as it serves both Seattle, as well as the city of Tacoma located 35 miles south of Seattle
  • Seattle-Tacoma International Airport is called Sea-Tac by the locals not only as a shortened version of the name, but because of its location in the City of SeaTac
  • London Heathrow Airport, as it is officially known, is named for the former hamlet where the airport is located. There are many airports that service London, including our cheap fights to Gatwick Airport
  • Heathrow Airport is located just 12 miles west of The City, and easily accessible via London Underground, or The Tube as it is also known, amongst other options including rail, bus and taxi
  • Gatwick Airport is located 30 miles south of central London, and is serviced by numerous transportation options, including the Gatwick Express
  • When you fly from Seattle to London on our Icelandair flight deals, you'll be flying the only airline to name its planes after the many volcanoes located throughout their home country. By the time you arrive at your destination, you should be able to pronounce the name of the Iceland volcano Eyjafjallajokull!
  • On board your flight and included in your airfare to London is your personal in-flight entertainment system which is available on nearly every flight from North America to Europe. A full selection of programming is available, from movies for the adults, to shows for the kids, including Iceland's very own Lazy Town!
  • Also included during your SEA to Heathrow flights is 32 of legroom in Economy Class, along with complimentary non-alcoholic drinks and snacks, and of course exceptional service
  • When booked for travel in Economy Comfort from SEA to LHR or SEA to LGW, you can expect 33 of legroom, a blocked middle seat for additional comfort, a complimentary meal in addition to drink services, as well as access to the Saga Class lounge and many other amenities
  • In Saga Class, in addition to what is mentioned above, you will enjoy 40 of legroom, spacious seats, Saga Class lounge access, and complimentary noise cancelling headphones, in addition to other services during your flight from Sea-Tac to London