Cheap flights from London to Seattle

Flight FAQs

From London to Seattle

Are flight prices decreasing from London to Seattle due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both London and Seattle for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from London to Seattle/Tacoma Intl to control the spread of COVID-19?

Airlines globally have implemented additional safety measures to accommodate you. Delta is one of them. Airline carriers are regularly disinfecting and sanitising their aircraft. Masks are provided and are mandatory while on board. Pre-flight testing for symptoms and antibodies, alongside socially-distanced seating (for a limited time) will work towards keeping travellers safer while flying from London to Seattle/Tacoma Intl. Policies will vary by airline.

Which airlines flying from London to Seattle/Tacoma Intl have flexible cancellations due to COVID-19?

Some of our airline partners flying from London to Seattle/Tacoma Intl have new flexible policies in place due to COVID-19. British Airways, Virgin Atlantic, and United Airlines are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like British Airways with this kind of flexibility.

Can I find flights from London to Seattle for under £364 on Cheapflights?

Yes, there are multiple flights from London to Seattle for under £364. The cheapest flight booked recently is on Virgin Atlantic for just £316, but on average you can expect to pay £341.

Are there direct flights from London to Seattle for under £364 on Cheapflights?

Cheapflights has 20 direct flights from London to Seattle under £364. A good price for a direct flight from London to Seattle is less than £418.

Are there last-minute flights available from London to Seattle for under £437?

There are currently 20+ open flights from London to Seattle within the next 7 days for less than £437.

Is London weather warmer or cooler than Seattle?

Our data indicates that the weather will be 25 °C on average in the month of July. The temperature in Seattle is typically hotter than in London. If you're traveling when the temperature is at its warmest, push to plan early, as flight price and availability will have an impact on your travels. For the best results, search for flights well in advance or after peak season.

How long does is the flight from London to Seattle?

There are many flights that can get you from London to Seattle in 9h 40m. Fly via Virgin Atlantic, Icelandair, or KLM to get the fastest option. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

What are the cheapest airlines to flying from London to Seattle return?

Virgin Atlantic, at £316, was found to be the cheapest airline from London to Seattle.Alternate airlines flying return to your destination include United Airlines and Lufthansa. Users have found that Virgin Atlantic is 20% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from London to Seattle one-way?

For one-way options, check prices for Virgin Atlantic. According to our data, you can fly for as low as £224. Users have also found prices from £249 and £253 on Virgin Atlantic and Delta, respectively.