We have found a great new deal on cheap flights from London, United Kingdom to Seattle, United States for as low as £279 return! That works out to a cost of just 3.7 Cents Per Mile for this 9600-mile long journey.

The fare only includes carry-on luggage, so you need to pay extra if you want to check bags.

Availability is a bit limited, but March 2021 still has the most dates with good prices.

Sample date(s) with Skyscanner.com booking link

March 08 – March 16

We post many cheap flights like this one from London, United Kingdom to Seattle, United States every single day, so have a look at our Travel Deals page, or check out the related posts below!

Note: Prices are valid at the time of publishing this post, but may change in the future.

COVID-19 Note: During these uncertain times, please make sure to check the relevant Coronavirus restrictions for your destination before you book and before you fly. We recommend also checking the refund policy of the airline, as well as purchasing travel insurance for your trip.

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