₹43,651 Cheap Flights from London (LON) to Seattle (SEA)

View ₹43,651 flight on Mon, 16 Feb 2026Opens in a new window

Popular airlines from London to Seattle

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

Prices were available within the past 7 days and start at ₹43,651 for one-way flights and ₹64,618 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Tue, 20 Jan - Mon, 16 Feb
LHR
London
SEA
Seattle
₹64,618 Return, found 6 days ago
₹64,618
Return
found 6 days ago
Select Lufthansa flight, departing Tue, 20 Jan from London to Seattle, returning Mon, 16 Feb, priced at ₹64,618 found 6 days ago
United
Wed, 11 Mar - Wed, 25 Mar
LHR
London
SEA
Seattle
₹64,628 Return, found 6 days ago
₹64,628
Return
found 6 days ago
Select United flight, departing Wed, 11 Mar from London to Seattle, returning Wed, 25 Mar, priced at ₹64,628 found 6 days ago
Lufthansa
Tue, 10 Mar - Tue, 24 Mar
LHR
London
SEA
Seattle
₹64,770 Return, found 6 days ago
₹64,770
Return
found 6 days ago
Select Lufthansa flight, departing Tue, 10 Mar from London to Seattle, returning Tue, 24 Mar, priced at ₹64,770 found 6 days ago
Lufthansa
Wed, 11 Mar - Wed, 25 Mar
LHR
London
SEA
Seattle
₹65,061 Return, found 6 days ago
₹65,061
Return
found 6 days ago
Select Lufthansa flight, departing Wed, 11 Mar from London to Seattle, returning Wed, 25 Mar, priced at ₹65,061 found 6 days ago
Lufthansa
Tue, 10 Mar - Wed, 25 Mar
LHR
London
SEA
Seattle
₹65,203 Return, found 6 days ago
₹65,203
Return
found 6 days ago
Select Lufthansa flight, departing Tue, 10 Mar from London to Seattle, returning Wed, 25 Mar, priced at ₹65,203 found 6 days ago
United
Tue, 10 Mar - Tue, 24 Mar
LHR
London
SEA
Seattle
₹65,345 Return, found 6 days ago
₹65,345
Return
found 6 days ago
Select United flight, departing Tue, 10 Mar from London to Seattle, returning Tue, 24 Mar, priced at ₹65,345 found 6 days ago
Virgin Atlantic
Wed, 11 Mar - Wed, 25 Mar
LHR
London
SEA
Seattle
₹66,144 Return, found 6 days ago
₹66,144
Return
found 6 days ago
Select Virgin Atlantic flight, departing Wed, 11 Mar from London to Seattle, returning Wed, 25 Mar, priced at ₹66,144 found 6 days ago
Lufthansa
Tue, 20 Jan - Mon, 16 Feb
LHR
London
SEA
Seattle
₹66,355 Return, found 6 days ago
₹66,355
Return
found 6 days ago
Select Lufthansa flight, departing Tue, 20 Jan from London to Seattle, returning Mon, 16 Feb, priced at ₹66,355 found 6 days ago
Delta
Tue, 10 Mar - Tue, 24 Mar
LHR
London
SEA
Seattle
₹66,919 Return, found 6 days ago
₹66,919
Return
found 6 days ago
Select Delta flight, departing Tue, 10 Mar from London to Seattle, returning Tue, 24 Mar, priced at ₹66,919 found 6 days ago
American Airlines
Tue, 20 Jan - Mon, 16 Feb
LHR
London
SEA
Seattle
₹67,509 Return, found 6 days ago
₹67,509
Return
found 6 days ago
Select American Airlines flight, departing Tue, 20 Jan from London to Seattle, returning Mon, 16 Feb, priced at ₹67,509 found 6 days ago

Find the cheapest month to fly from London (LON) to Seattle (SEA)

February is typically the cheapest month to fly

From ₹38,390 - ₹81,803 per traveller.
Flight from London to Seattle route information
Origin airport
Heathrow
Destination airport
Seattle - Tacoma Intl.
Return price
₹64,618
Distance
7657 km

England to Seattle Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from England to Seattle will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Seattle.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with LON to SEA flights that won’t make your bank account wince. Ready to temporarily leave behind England for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to SEA with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

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 ₹64,618. 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.

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