Compare flights from Seattle, WA to London, United Kingdom on Fly2Any, with bags and fare rules shown before you pay. Approximate nonstop flying time is 10h 4m.We have not recorded enough fares on this route to quote a typical price yet. Search your dates for current fares.
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Seattle-Tacoma International
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Looking for cheap flights from Seattle, WA (SEA) to London, United Kingdom (LHR)? Compare available flights with Fly2Any. Search your travel dates to check current fares, airlines, baggage options, and connections for this route.
The great-circle distance from Seattle, WA (SEA) to London, United Kingdom (LHR) is about 4786 miles, which suggests a nonstop flight time around 10h 4m. Actual schedules, elapsed travel time, and connection patterns must be validated in live search before booking.
Planning guidance computed by Fly2Any Travel Research from airport coordinates and time zones. Confirm live schedules and elapsed travel time in search before booking.
No booking window or weekday guarantees the lowest fare. Compare dates that work for your trip, and check the complete price and fare conditions before choosing an itinerary.
Fly2Any has not recorded enough fares on SEA to LHR to publish a typical price yet. Search your dates to see current fares from every airline we can sell on this route, with bags and fare rules shown before you pay.
Search your dates to see every airline with a fare on Seattle, WA (SEA) to London, United Kingdom (LHR). Each result names the operating airline, the connection airport if there is one, and what the fare includes.
The two airports are about 4,786 miles apart, which works out to roughly 10h 4m of nonstop flying time. Itineraries with a connection take longer; search shows the actual total travel time of each itinerary.
Nonstop service changes by season and day of the week. Search your dates and choose the nonstop (direct) filter: if a nonstop is offered it appears there, and if not, sorting by Fastest shows the shortest connections first.
As general planning guidance, fares on routes like this are often lower in January, February and November. Shoulder seasons (April-May, September-October) often balance weather and price. This is not a fare guarantee: compare flexible dates in search, or set a price alert for the route.
No single booking window guarantees the lowest fare on SEA to LHR. Start watching once your dates are firm, compare nearby dates, and check the total with bags and fare rules before you pay.
It depends on the airline and the fare. Basic and light fares often include only a personal item, while standard fares add a carry-on or a checked bag. Each fare in Fly2Any search shows what is included, and you can add bags before you pay.
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