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Cheap flights from England to Seattle from £246

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SEA
28 Feb — 7 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from England to Seattle

Enter your travel dates to find the best prices.

Cheapest flights from England to Seattle
Explore the most affordable flight options available from England to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 January 2026.

Fri 10/415:40
LGW
-
SEA
1 stop13h 00m
Icelandair
Mon 20/415:40
SEA
-
LGW
1 stop15h 00m
Icelandair
Deal found 28/1£349
Tue 24/220:35
LHR
-
SEA
1 stop28h 25m
Icelandair
Sun 8/315:00
SEA
-
LHR
1 stop12h 50m
Icelandair
Deal found 26/1£349
Wed 13/515:40
LGW
-
SEA
1 stop34h 15m
Icelandair
Sun 24/519:00
SEA
-
LGW
1 stop11h 40m
Icelandair
Deal found 27/1£351
Sun 10/515:40
LGW
-
SEA
1 stop13h 00m
Icelandair
Thu 14/519:00
SEA
-
LGW
1 stop11h 40m
Icelandair
Deal found 27/1£352
Thu 5/206:20
LHR
-
SEA
1 stop13h 05m
Virgin Atlantic
Wed 18/216:55
SEA
-
LHR
Nonstop9h 35m
Virgin Atlantic
Deal found 28/1£352
Tue 12/510:55
LHR
-
SEA
1 stop15h 34m
Delta
Sun 31/521:45
SEA
-
LHR
Nonstop9h 50m
Delta
Deal found 27/1£352
Sun 1/320:35
LHR
-
SEA
1 stop28h 25m
Icelandair
Sun 29/315:40
SEA
-
LHR
1 stop12h 15m
Icelandair
Deal found 27/1£353
Thu 26/211:55
LGW
-
SEA
1 stop13h 05m
Icelandair
Thu 5/314:35
SEA
-
LGW
1 stop12h 20m
Icelandair
Deal found 27/1£356
Tue 10/212:15
LHR
-
SEA
1 stop12h 45m
Icelandair
Wed 25/214:35
SEA
-
LHR
1 stop12h 15m
Icelandair
Deal found 27/1£356
Sun 1/320:35
LHR
-
SEA
1 stop28h 25m
Icelandair
Thu 5/314:35
SEA
-
LHR
1 stop12h 15m
Icelandair
Deal found 26/1£357
Thu 9/415:40
LGW
-
SEA
1 stop13h 00m
Icelandair
Mon 13/419:00
SEA
-
LGW
1 stop11h 40m
Icelandair
Deal found 27/1£357
Mon 2/220:35
LHR
-
SEA
1 stop28h 25m
Icelandair
Sun 8/214:35
SEA
-
LHR
1 stop12h 15m
Icelandair
Deal found 27/1£358

Find flight deals from England to Seattle

Keep the following information in mind while searching for England to Seattle flight deals. Data was last updated 29 January 2026.

Round-trip from

£349

One-way from

£246

Popular in

July

Cheapest in

February

Average price

£467

Good round-trip deal

£437 or less

Good one-way deal

£459 or less
Icelandair
  • Icelandair
  • 10/4-20/4
  • 2 total stops
  • 28h 00m total
  • England to Seattle
Search Deals
16/3
  • 16/3
  • 2 total stops
  • 28h 48m total
  • England to Seattle
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£56 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from England to Seattle/Tacoma Intl.
Search Deals
Price to beat on a one-way flight from England to Seattle/Tacoma Intl.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from England to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 29 January 2026.
Use the filters below to find and compare flights from England to Seattle that are best for you.

Fly from

England

Fly to

Seattle

Route

Depart

Return

Price

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Sat 25/4

15:40-20:40

1 stop13h 00m

Seattle/Tacoma Intl

Sat 2/5

15:40-14:40

1 stop15h 00m

£363

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Tue 10/3

11:55-18:00

1 stop13h 05m

Seattle/Tacoma Intl

Tue 17/3

15:35-10:55

1 stop12h 20m

£370

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Tue 24/2

11:55-17:00

1 stop13h 05m

Seattle/Tacoma Intl

Tue 3/3

14:35-10:55

1 stop12h 20m

£370

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Thu 19/3

06:30-18:32

2 stops19h 02m

Seattle/Tacoma Intl

Sat 28/3

07:15-06:25

1 stop16h 10m

£371

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Sun 22/2

20:35-17:00

1 stop28h 25m

Seattle/Tacoma Intl

Sun 8/3

15:00-10:50

1 stop12h 50m

£374

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Tue 24/2

06:30-11:40

1 stop13h 10m

Seattle/Tacoma Intl

Tue 3/3

16:45-10:30

Nonstop9h 45m

£381

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Mon 16/2

10:00-11:40

1 stop33h 40m

Seattle/Tacoma Intl

Mon 2/3

18:25-11:55

Nonstop9h 30m

£382

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Tue 24/2

14:30-16:35

Nonstop10h 05m

Seattle/Tacoma Intl

Thu 12/3

19:25-11:55

Nonstop9h 30m

£388

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Mon 27/4

06:30-11:45

1 stop13h 15m

Seattle/Tacoma Intl

Mon 4/5

18:20-12:10

Nonstop9h 50m

£392

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Fri 3/7

15:40-20:40

1 stop13h 00m

Seattle/Tacoma Intl

Sun 12/7

19:00-14:40

1 stop11h 40m

£392

Flights are sorted by cheapest return flights first.

Deals found on 28/1

Showing 1-10 of 60 results
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Best time to book a flight from England to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from England with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from England to Seattle

What is the cheapest month to book a flight from England to Seattle?

Currently, March is the cheapest month in which you can book a flight from England to Seattle (average of £295). Flying from England to Seattle in August is currently the most expensive (average of £447). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ENG to SEA?

Find hourly flight availability from England to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 January 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from England to Seattle as you normally would.

Weekly flight availability from England to Seattle

Explore weekly flight availability from England to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 29 January 2026.

The most flights from GBENG to SEA are scheduled on a Tuesday (21 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (6 on average).

How much does it cost for a return flight from England to Seattle?

Related info for your journey

Find useful and relevant information for your journey from England to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Seattle from England?

    Seattle/Tacoma Intl (SEA) is the airport you will fly into if you book a flight from England to Seattle. It is only a 11.4 mi journey from Seattle/Tacoma Intl (SEA) to Seattle’s city center.

  • How long is the flight from England to Seattle?

    Icelandair, United Airlines, and KLM can get you from England to Seattle in just under 13h. Your travel time can differ by up to 6h 02m. Airlines will cover a distance of 4807 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from England to Seattle one-way?

    The cheapet airlines for a one-way flight from England to Seattle are WestJet (£322), British Airways (£335), and Virgin Atlantic (£337).

  • What are the most popular routes from England to Seattle?

    The most popular route from England to Seattle is London Heathrow - Seattle/Tacoma Intl. You may also consider London Gatwick - Seattle/Tacoma Intl or London Stansted - Seattle/Tacoma Intl.

  • What are the most reliable airlines from England to Seattle?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from England to Seattle on time: KLM (89%), Air France (89%), Delta (89%).

  • What are the cheapest flights from England to Seattle?

    On average you can expect to pay £1,617 for a flight from England to Seattle. The cheapest flight overall is £388 while the most popular route, (London Heathrow - Seattle/Tacoma Intl) is currently priced at £307.

  • Can I find deals for flights from England to Seattle that include hotel bookings?

    Yes. In addition to deals on England to Seattle flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from England to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from England to Seattle.

  • Can I find deals for business class flights from England to Seattle?

    Yes. Cheapflights offers flight deals from England to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from England to Seattle?

    Currently, March is the cheapest month in which you can book a flight from England to Seattle (average of £295). Flying from England to Seattle in August is currently the most expensive (average of £447). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Federal Way
SeaTac

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Alternative routes for England to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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Leeds to Seattle flights
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Edinburgh to Seattle flights
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Bristol to Seattle flights
Newcastle upon Tyne to Seattle flights
Edinburgh to Portland flights
London City to Spokane flights
Southend to Seattle flights
Leeds to Portland flights
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Birmingham to Portland flights
Newquay to Seattle flights
Glasgow Intl to Portland flights
Birmingham to Spokane flights
Manchester to Spokane flights
Edinburgh to Pasco flights
Grimsby to Portland flights
Bristol to Portland flights
Heathrow to Bellingham flights

Top 10 airlines flying from England to Seattle

Discover the top 10 airlines that operate flights from England to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 29 January 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest£326Average£527FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
IcelandairCheapest£334Average£489FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
British AirwaysCheapest£353Average£559FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Aer LingusCheapest£406Average£726FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
Air CanadaCheapest£409Average£484FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Virgin AtlanticCheapest£415Average£627FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
United AirlinesCheapest£419Average£620FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
KLMCheapest£422Average£588FlexibilityNo cancel feeOn-time75%
Search KLM flights
FinnairCheapest£425Average£580FlexibilityNo cancel feeOn-time76%
Search Finnair flights
IberiaCheapest£427Average£606FlexibilityNo cancel feeOn-time77%
Search Iberia flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from England to Seattle?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Seattle from England today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from England to Seattle?

Millions of users choose and trust Cheapflights to book the best flight deals from England to Seattle for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from England to Seattle with no change fees?

Certainly. Search results for flights to Seattle from England shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from England to Seattle become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Seattle from England today and book when prices fit your budget.

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