
- Plan, book, fly with confidence
trending down icon Be in the knowGet alerts if flight prices drop or rise*bex rewards loyalty icon Book smarterSave up to 25% on select hotels after you book a flight*payments icon
British Airways flights from London to Seattle (LHR→SEA)
Prices were available within the past 7 days and start at £680 for one-way flights and £499 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, 9 Sep - Tue, 16 Sep
LHR
London
SEA
Seattle
£499 Return, found 2 hours ago
£499
Return
found 2 hours ago

Tue, 11 Nov - Tue, 9 Dec
LHR
London
SEA
Seattle
£501 Return, found 18 hours ago
£501
Return
found 18 hours ago
Origin airport | Heathrow |
Destination airport | Seattle - Tacoma Intl. |
Airlines serving | Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, Turkish Airlines, United, Virgin Atlantic, WestJet |
Popular airline | Aer Lingus |
Distance | 7657 km |
- Trending British Airways Flights
- Trending Routes
- Related Airlines
- Nearby Airports
- Flights from Other Cities
- Expedia's Latest Trends
Most Popular British Airways Routes from London
- Manchester to Islamabad (MAN - ISB)
- London to Islamabad (LHR - ISB)
- London to Tokyo (LHR - HND)
- London to Delhi (LHR - DEL)
- London to Tokyo (LHR - NRT)
- London to New York (LHR - JFK)
- London to Lahore (LHR - LHE)
- London to Paris (LHR - CDG)
- London to Bangkok (LHR - BKK)
- London to Hong Kong (LHR - HKG)
Popular Domestic Routes in Seattle - Tacoma Intl.
- London to Bangkok (LHR - BKK)
- London to Mumbai (LHR - BOM)
- London to Tokyo (LHR - HND)
- London to Hong Kong (LHR - HKG)
- London to Bangkok (LGW - BKK)
- London to New York (LHR - JFK)
- London to Dubai (LHR - DXB)
- London to Barcelona (LHR - BCN)
- London to Colombo (LHR - CMB)
- London to Islamabad (LHR - ISB)
Expedia's Latest Trends
Flights
- Flights from London to Melbourne
- Flights from London to Los Angeles
- Flights from Edinburgh to London
- Flights from London to Hong Kong
- Flights from London to Tokyo
- Flights from London to Sri Guru Ram Das Ji Intl. Airport
- Flights from London to Bangkok
- Flights from London to Manila
- Flights from London to Johannesburg
- Flights from London to Toronto
- Flights from London to New York
- Flights from Newcastle to London
- Flights from London to Sydney
- Flights from Lagos to London
- Flights from London to New York
- Flights from London to Auckland
- Flights from London to Miami
- Flights from London to San Francisco
- Flights from London to Perth
- Flights from London to Delhi
- Flights from London to Colombo
- Flights from London to Istanbul
- Flights from London to Barcelona
- Flights from Manchester to New York
- Flights from London to Dubai
- Flights from London to Cape Town
- Flights from London to Lisbon
- Flights from London to Vancouver
- Flights from London to Mumbai
- Flights from London to Goa
*Available to Expedia members.