SEA to LHR (Seattle to London) Flights

Last Minute Flights from SEA to LHR

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SEA to LHR Flight Details

Distance and aircraft type by airline for flights from Seattle-Tacoma International Airport to London Heathrow Airport.

Destination LHR London Heathrow Airport
Distance 4,786.00 miles
Interesting Facts About Flights from Seattle to London (SEA to LHR)
What airlines fly direct from SEA airport to LHR airport?
Each month there are several airlines that offer direct flights from Seattle (SEA) to London (LHR). Among the top airlines that consistently provide SEA to LHR flights include:
  • Finnair - (AY) with 30 direct flights between Seattle and London monthly
  • Delta Air Lines - (DL) with 870 direct flights between SEA and LHR monthly
  • United Airlines - (UA) with 450 direct flights between Seattle and London monthly
  • Icelandair - (FI) with 30 direct flights between SEA and LHR monthly
  • KLM - (KL) with 120 direct flights between Seattle and London monthly
  • WestJet - (WS) with 30 direct flights between SEA and LHR monthly
  • Brussels Airlines - (SN) with 30 direct flights between Seattle and London monthly
  • Air New Zealand - (NZ) with 30 direct flights between SEA and LHR monthly
  • Iberia - (IB) with 30 direct flights between Seattle and London monthly
  • British Airways - (BA) with 60 direct flights between SEA and LHR monthly
How long does it take to fly from SEA to LHR?
The total flight duration time from Seattle (SEA) to London (LHR) is typically 9 hours 20 minutes. This is the average non-stop flight time based upon historical flights for this route. During this period travelers can expect to fly about 6,066 miles, or 9,763 kilometers.
How many flights are there from SEA to LHR per day?
With 15 different airlines operating flights between Seattle and London, there are, on average, 2,910 flights per month. This equates to about 679 flights per week, and 97 flights per day from SEA to LHR.
How many morning flights are there from SEA to LHR?
  • Brussels Airlines - (SN) has about 1 flights before noon, starting with the earliest at 10:55AM PST and the latest 10:55AM PST
  • Delta Air Lines - (DL) lists, on average, 24 flights departing before 12:00pm, where the first departure from SEA is at 07:45AM and the last departure before noon is at 11:35AM
  • American Airlines - (AA) lists, on average, 3 flights departing before 12:00pm, where the first departure from SEA is at 08:05AM and the last departure before noon is at 08:05AM
  • Lufthansa - (LH) has about 1 flights before noon, starting with the earliest at 10:55AM PST and the latest 10:55AM PST
  • Iberia - (IB) has about 1 flights before noon, starting with the earliest at 08:05AM PST and the latest 08:05AM PST
  • KLM - (KL) has about 1 flights before noon, starting with the earliest at 07:45AM PST and the latest 11:35AM PST
  • British Airways - (BA) lists, on average, 1 flights departing before 12:00pm, where the first departure from
How many afternoon flights are available from Seattle to London?
  • There are about 1 Finnair flights between 12pm PST and 6pm PST, beginning at 03:25PM PST and the last afternoon flight at 03:25PM PST.
  • There are about 3 KLM flights between 12pm PST and 6pm PST, beginning at 01:25PM PST and the last afternoon flight at 05:49PM PST.
  • Between 12pm PST and 6pm there are, on average, 5 direct flights provided by Delta Air Lines, where the earliest departing flight is at 01:25PM PST and the last departing flight is at 03:15PM PST.
  • Between 12pm PST and 6pm there are, on average, 4 direct flights provided by United Airlines, where the earliest departing flight is at 02:20PM PST and the last departing flight is at 03:03PM PST.
  • Between 12pm PST and 6pm there are, on average, 1 direct flights provided by Lufthansa, where the earliest departing flight is at 02:20PM PST and the last departing flight is at 02:20PM PST.
  • There are about 3 Virgin Atlantic flights between 12pm PST and 6pm PST, beginning at 01:25PM PST and
How many evening flights are currently on sale from Seattle-Tacoma International Airport to London Heathrow Airport?
  • American Airlines - (AA) with about 1 end of day scheduled flights between SEA and LHR from 6:00pm to 11:00pm.
  • Iberia - (IB) lists 1 direct nighttime flights on average from Seattle to London.
  • Finnair - (AY) with about 1 end of day scheduled flights between SEA and LHR from 6:00pm to 11:00pm.
  • British Airways - (BA) with about 1 end of day scheduled flights between SEA and LHR from 6:00pm to 11:00pm.
What is the flight distance from Seattle to London?
The calculated straight line flying distance from SEA airport to LHR airport is 6,066 miles, or 9,763 kilometers.
What is the earliest departure time out of Seattle to London?
The earliest flight departs from SEA at 07:10AM and arrives at 06:25AM at LHR.
What is the latest flight available from SEA to LHR?
The latest departure time from SEA is scheduled at 07:20PM with an arrival time of 12:40PM at LHR.

Seattle to London Flight Schedule

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Seattle to London Flights

Whether it’s for an obligation or the sake of your sanity, sometimes you need to get away. Maybe you need flights from Seattle to London to attend your cousin’s wedding, to pitch a business idea to your boss, or perhaps simply to treat yourself to a mini vacation. Regardless of the reasons behind packing your bags and needing to find the cheapest flights from SEA to LHR, we’ve got you covered here at Flights.com.

We present you with some of the hottest deals on airfare so stop that Google flights search. We want you to spend less on your flight from Seattle to London, so you can spend more during your getaway. With Flights.com, you’ll find it simple to land airline tickets with itineraries matching your travel schedule. What’s more, we provide you with all the information you need to confidently make reservations on your family, business, or personal trip.

Cheap SEA to LHR Tickets Calendar

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Frequently Traveled Flights from Seattle, Washington

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Airlines

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