Direct flights available:
58 PER WEEK
Popular non-direct routes for this connection are Seattle Tacoma - Vancouver Intl - Gatwick, Seattle Tacoma - O'Hare Intl - Heathrow and Seattle Tacoma - Salt Lake City Intl - Heathrow.
You can fly from Seattle Tacoma to London indirect via Vancouver Intl, O'Hare Intl or Salt Lake City Intl.
Direct flights available on