NZ$810 Cheap Flights London to Seattle (LON-SEA)

View NZ$810 flight on Wed, 28 Jan 2026Opens in a new window

Popular airlines from London to Seattle, WA (SEA-Seattle - Tacoma Intl.)

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Cheap Flights from London (LON) to Seattle (SEA)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Virgin Atlantic
Tue, 18 Nov - Sat, 22 Nov
LHR
London
SEA
Seattle
NZ$1,248 Return, found 1 day ago
NZ$1,248
Return
found 1 day ago
Select Virgin Atlantic flight, departing Tue, 18 Nov from London to Seattle, returning Sat, 22 Nov, priced at NZ$1,248 found 1 day ago
Virgin Atlantic
Tue, 18 Nov - Sat, 22 Nov
LHR
London
SEA
Seattle
NZ$1,258 Return, found 1 day ago
NZ$1,258
Return
found 1 day ago
Select Virgin Atlantic flight, departing Tue, 18 Nov from London to Seattle, returning Sat, 22 Nov, priced at NZ$1,258 found 1 day ago
KLM
Tue, 18 Nov - Sat, 22 Nov
LHR
London
SEA
Seattle
NZ$1,265 Return, found 1 day ago
NZ$1,265
Return
found 1 day ago
Select KLM flight, departing Tue, 18 Nov from London to Seattle, returning Sat, 22 Nov, priced at NZ$1,265 found 1 day ago
KLM
Tue, 18 Nov - Sat, 22 Nov
LHR
London
SEA
Seattle
NZ$1,274 Return, found 1 day ago
NZ$1,274
Return
found 1 day ago
Select KLM flight, departing Tue, 18 Nov from London to Seattle, returning Sat, 22 Nov, priced at NZ$1,274 found 1 day ago
KLM
Tue, 18 Nov - Sat, 22 Nov
LHR
London
SEA
Seattle
NZ$1,294 Return, found 1 day ago
NZ$1,294
Return
found 1 day ago
Select KLM flight, departing Tue, 18 Nov from London to Seattle, returning Sat, 22 Nov, priced at NZ$1,294 found 1 day ago
Air France
Tue, 18 Nov - Sat, 22 Nov
LHR
London
SEA
Seattle
NZ$1,296 Return, found 1 day ago
NZ$1,296
Return
found 1 day ago
Select Air France flight, departing Tue, 18 Nov from London to Seattle, returning Sat, 22 Nov, priced at NZ$1,296 found 1 day ago
KLM
Tue, 18 Nov - Sat, 22 Nov
LHR
London
SEA
Seattle
NZ$1,304 Return, found 1 day ago
NZ$1,304
Return
found 1 day ago
Select KLM flight, departing Tue, 18 Nov from London to Seattle, returning Sat, 22 Nov, priced at NZ$1,304 found 1 day ago
Virgin Atlantic
Wed, 12 Nov - Sat, 15 Nov
LHR
London
SEA
Seattle
NZ$1,399 Return, found 3 days ago
NZ$1,399
Return
found 3 days ago
Select Virgin Atlantic flight, departing Wed, 12 Nov from London to Seattle, returning Sat, 15 Nov, priced at NZ$1,399 found 3 days ago
Icelandair
Wed, 12 Nov - Sat, 15 Nov
LGW
London
SEA
Seattle
NZ$1,960 Return, found 3 days ago
NZ$1,960
Return
found 3 days ago
Select Icelandair flight, departing Wed, 12 Nov from London to Seattle, returning Sat, 15 Nov, priced at NZ$1,960 found 3 days ago
Turkish Airlines
Tue, 18 Nov - Sat, 22 Nov
LHR
London
SEA
Seattle
NZ$2,237 Return, found 1 day ago
NZ$2,237
Return
found 1 day ago
Select Turkish Airlines flight, departing Tue, 18 Nov from London to Seattle, returning Sat, 22 Nov, priced at NZ$2,237 found 1 day ago
Flight from London to Seattle route information
Origin airport
Heathrow
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Aer Lingus, American Airlines, KLM, Singapore Airlines, Turkish Airlines
Return price
NZ$1,248
Distance
7657 km

LON to SEA Flights

Ready to have the time of your life? When you use Expedia.co.nz to book cheap flights from England to Seattle, you can experience all of the attractions this city is famous for, or escape the crowds and explore the outskirts on your own. Our amazing deals on airfare help you save big on tickets, so you can spend more of your hard-earned money enjoying local entertainment options. Even if you seek to score a seat on one of the last-minute LON to SEA flights, you’ll still save a bundle when compared to the competition.

See for yourself how simple it is to book the holiday of your dreams to Seattle by using our helpful search engine today. We have the largest inventory of flights on the internet, and our intuitive tools make it easy to find affordable airfare at any time of year.

Prefer to fly with a particular airline? Our extensive network of travel partners ensures that you can travel with whichever carrier you prefer. So if you’ve been searching for cheap flights to Seattle from England, Expedia.co.nz has exactly what you’re looking for. As the world’s leader in travel, we’re committed to helping you get the best rates around.

Frequently asked questions

How much is a flight from London (LON-All Airports) to Sea-Tac Airport?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price advertised for a round-trip journey from London (LON-All Airports) to Sea-Tac Airport was NZ$1,248. Cheap tickets don't wait forever, so book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from London (LON-All Airports) to Seattle - Tacoma Intl. Airport (SEA)?
This can vary between airlines, as each has its own terms and conditions. Visit the Customer Service Portal, where you'll find easy-to-follow instructions on how to cancel your flight online.
How do I find cheap flights from London (LON-All Airports) to Sea-Tac Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for London (LON-All Airports) to SEA flights, you'll see a "no change fees" filter for you to select.
How far is the flight from London (LON-All Airports) to Sea-Tac Airport?
The distance is around 7 700 kilometres, so fill your carry-on bag with all you need to make your journey comfortable. Not sure what to take on board your England to SeaTac flight? A travel pillow, earplugs and a sleep mask are a few essentials.
Which airlines fly direct from London (LON-All Airports) to SEA?
Whether you're after a one-way or return flight, you'll have your choice of airlines that will take you straight from London (LON-All Airports) to Sea-Tac Airport. These are some of the most popular ones:

  • Virgin Atlantic - (VS) with 30 monthly flights
  • American Airlines - (AA) with 30 monthly flights
  • British Airways - (BA) with 30 monthly flights
  • Delta Air Lines - (DL) with 17 monthly flights

Are London (LON-All Airports) to SEA flight tickets cheaper when they're purchased at the last minute?
Flight prices go up and down like a yo-yo, so not always. While last-minute deals between London (LON-All Airports) and Sea-Tac Airport are of course possible, it's also a good idea to keep a close eye on prices well before you fly. In fact, some carriers publish their prices up to a year before the departure date. Expedia is continuously updating the biggest bargains around, so keep checking back and be ready to book when the price is right.

Explore a world of travel with Expedia

London Airports

London

Heathrow to Seattle
NZ$1,248.00
*Available to Expedia members.