London Heathrow and Seattle/Tacoma Intl are 7683.2 km apart from one another. By plane, this route typically takes 9h 55m.
Prices for flights from London Heathrow Airport to Seattle/Tacoma Intl Airport are updated daily.
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport to Seattle/Tacoma Intl Airport.
The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
Based on momondo bookings for this flight route, the most popular plane model on flight routes from London Heathrow Airport to Seattle is Boeing 787-10 Dreamliner (26.58% of total bookings). The next most popular plane models are Boeing 787-9 Dreamliner (23.03%), Airbus A330-900neo (18.24%), and Boeing 777 (15.04%).
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Seattle . Millions of users trust and use momondo every year so you are in good hands.
Yes. All flights to Seattle from London on momondo can be compared and filtered by various policies on offer, including flexible booking.
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seattle from London.
Yes momondo offers price alerts on flights to Seattle from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.