Cheap flights from Seattle to London

Bing travel utilizes over a billion airfares on a daily basis to bring you Price Predictors, and now we're using that data to uncover cheap flights from Seattle to London every day. Note that deals are compiled on yesterday's lowest airfares and can change often.

Featured flight deal from Seattle to London

• Seattle (SEA) to London (LHR)

  $475 less than average low on record

  $746

  Fares rising

  View dates
  See more: Low fares from Seattle to London

Lowest fares from Seattle to London

Use our flexible travel graph to find the lowest airfare from Seattle to London. Currently the cheapest flight you can find in the next 30 days from Seattle to London departs on 02/13/2012 and returns 02/20/2012 with a low fare of $844.

View complete flexible search for SEA to LHR (modify trip length and dates)