A flight from London to Seattle/Tacoma Intl will travel around 4781.3 mi. By plane, this route typically takes 9h 55m.
Prices for flights from London to Seattle/Tacoma Intl Airport are updated daily.
As of December 2024, there are 12 operators available to choose from for flights from London to Seattle/Tacoma Intl Airport.
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London to Seattle/Tacoma Intl Airport.
The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek 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 to Seattle is Boeing 787-9 Dreamliner (30.33% of total bookings). The next most popular plane models are Boeing 787-10 Dreamliner (26.51%), Airbus A330-900neo (14.64%), and Boeing 777 (13.74%).
Based on momondo bookings for this flight route, the most popular airline on flight routes from London to Seattle is Virgin Atlantic (38% of total bookings). The next most popular airlines are British Airways (20%), Icelandair (14%), and KLM (8%).
Airline | Rating | Free Cancellation | Price | ||
---|---|---|---|---|---|
Delta | PriceFrom £312 | Free Cancellation | Rating 8.0 8,600 reviews | ||
Icelandair | PriceFrom £388 | Free Cancellation | Rating 7.1 509 reviews | ||
Lufthansa | PriceFrom £406 | Free Cancellation | Rating 6.8 7,087 reviews | ||
United Airlines | PriceFrom £419 | Free Cancellation | Rating 7.4 9,048 reviews | ||
Air Canada | PriceFrom £435 | Free Cancellation | Rating 7.0 8,391 reviews | ||
Aer Lingus | PriceFrom £437 | Free Cancellation | Rating 7.1 1,078 reviews | ||
British Airways | PriceFrom £443 | Free Cancellation | Rating 6.6 6,817 reviews | ||
Finnair | PriceFrom £464 | Free Cancellation | Rating 7.7 1,285 reviews | ||
Virgin Atlantic | PriceFrom £465 | Free Cancellation | Rating 7.5 668 reviews | ||
Air France | PriceFrom £477 | Free Cancellation | Rating 7.4 1,505 reviews |
Delta flight deals from London to Seattle start from £396 round-trip. Over the 8 Delta flights for this route in a normal week, average airfare is usually £826 round-trip - but some users have found much cheaper deals with momondo.
KLM (7.8/10 from 1,349 reviews) operates around 8 flights from London to Seattle in any given week. The average KLM airfare for this route is around £819, with deals from around £619 rare but found on momondo. Referenced prices are for round-trip London to Seattle flight searches in the last 72 hours.
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to Seattle. momondo saves you time and could save you money on your trip.
Yes. momondo allows you to filter the results for London to Seattle flights to just show those with flexible booking policies.
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 can track prices for London to Seattle flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.