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Cheap flights from England to Seattle from £235

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 26/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SEA
18 Aug — 25 Aug1
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 19 July 2026.

Thu 12/1107:30
LHR
-
SEA
2 stops21h 19m
United Airlines
Thu 12/1123:16
SEA
-
LHR
2 stops23h 54m
United Airlines
Deal found 16/7£445
Tue 1/909:50
LHR
-
SEA
Nonstop9h 45m
British Airways
Fri 18/913:30
SEA
-
LHR
Nonstop9h 15m
British Airways
Deal found 14/7£447
Fri 16/1015:40
LGW
-
SEA
1 stop13h 00m
Icelandair
Mon 19/1015:40
SEA
-
LGW
1 stop15h 00m
Icelandair
Deal found 17/7£447
Sun 27/913:05
LHR
-
SEA
1 stop15h 35m
Icelandair
Fri 2/1015:40
SEA
-
LHR
1 stop12h 15m
Icelandair
Deal found 15/7£447
Fri 14/810:45
LHR
-
SEA
1 stop19h 20m
Delta
Sat 22/809:40
SEA
-
LHR
1 stop16h 20m
Delta
Deal found 15/7£448
Tue 1/913:00
LGW
-
SEA
1 stop12h 55m
Icelandair
Sat 31/1015:35
SEA
-
LGW
1 stop12h 20m
Icelandair
Deal found 16/7£450
Wed 4/1112:15
LHR
-
SEA
1 stop12h 45m
Multiple Airlines
Tue 17/1107:48
SEA
-
LHR
2 stops17h 17m
Multiple Airlines
Deal found 15/7£450
Sun 30/815:40
LGW
-
SEA
1 stop28h 05m
Icelandair
Sun 6/919:00
SEA
-
LGW
1 stop32h 45m
Icelandair
Deal found 16/7£450
Wed 9/913:05
LHR
-
SEA
1 stop12h 50m
Multiple Airlines
Tue 4/507:55
SEA
-
LHR
2 stops17h 10m
Multiple Airlines
Deal found 14/7£450
Sun 16/809:50
LHR
-
SEA
Nonstop9h 45m
British Airways
Sun 23/820:20
SEA
-
LHR
Nonstop9h 25m
British Airways
Deal found 15/7£451
Sun 30/821:25
LHR
-
SEA
1 stop28h 30m
Icelandair
Sun 6/919:00
SEA
-
LHR
1 stop17h 20m
Icelandair
Deal found 16/7£452
Tue 1/1212:15
LHR
-
SEA
1 stop12h 45m
Icelandair
Tue 15/1214:35
SEA
-
LHR
1 stop12h 15m
Icelandair
Deal found 16/7£453

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 19 July 2026.

Round-trip from

£445

One-way from

£235

Popular in

December

Cheapest in

February

Average price

£627

Good round-trip deal

£508 or less

Good one-way deal

£411 or less
United Airlines
  • United Airlines
  • 12/11-12/11
  • 4 total stops
  • 45h 13m total
  • England to Seattle
Search Deals
26/8
  • 26/8
  • 3 total stops
  • 30h 35m total
  • England to Seattle
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 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 19 July 2026.
Use the filters below to find and compare flights from England to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Fri 4/9

09:50-11:35

Nonstop9h 45m

Seattle/Tacoma Intl

Mon 7/9

13:30-06:45

Nonstop9h 15m

£554

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Tue 27/10

14:55-17:50

Nonstop9h 55m

Seattle/Tacoma Intl

Sun 8/11

18:45-12:10

Nonstop9h 25m

£556

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Sun 2/8

21:25-11:45

1 stop22h 20m

Seattle/Tacoma Intl

Mon 24/8

23:25-20:20

1 stop12h 55m

£557

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Mon 28/9

10:25-23:20

2 stops20h 55m

Seattle/Tacoma Intl

Sun 4/10

13:30-09:25

1 stop11h 55m

£559

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Fri 4/9

11:25-23:26

2 stops20h 01m

Seattle/Tacoma Intl

Sat 19/9

08:40-12:25

1 stop19h 45m

£560

LondonSeattle

LCY - SEA

LCYSEA

London City

Mon 21/9

20:15-11:47

1 stop23h 32m

Seattle/Tacoma Intl

Mon 5/10

17:45-16:40

1 stop14h 55m

£564

LondonSeattle

LCY - SEA

LCYSEA

London City

Wed 4/11

17:50-11:47

1 stop25h 57m

Seattle/Tacoma Intl

Wed 18/11

06:00-07:15

2 stops17h 15m

£572

LondonSeattle

LTN - SEA

LTNSEA

London Luton

Tue 1/9

09:40-17:55

2 stops16h 15m

Seattle/Tacoma Intl

Tue 8/9

15:40-15:30

2 stops15h 50m

£580

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Mon 24/8

08:55-16:41

1 stop15h 46m

Seattle/Tacoma Intl

Tue 1/9

20:20-13:45

Nonstop9h 25m

£582

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Sun 2/8

21:25-11:45

1 stop22h 20m

Seattle/Tacoma Intl

Thu 27/8

23:25-20:20

1 stop12h 55m

£583

Flights are sorted by cheapest return flights first.

Deals found on 13/7

Showing 1-10 of 60 resultsSorted by cheapest first
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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, February is the cheapest month in which you can book a flight from England to Seattle (average of £499). Flying from England to Seattle in December is currently the most expensive (average of £653). 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 19 July 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 19 July 2026.

The most flights from GBENG to SEA are scheduled on a Tuesday (24 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (18 on average).

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

How far ahead should I book a flight from England to Seattle?

Booking 80 days in advance of your planned departure date is, on average, the best time to get cheap flights from England to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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?

    Virgin Atlantic, British Airways, and Icelandair can get you from England to Seattle in just under 9h 45m. Your travel time can differ by up to 12h 35m. Airlines will cover a distance of 4783 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 British Airways (£348), Icelandair (£352), and Virgin Atlantic (£371).

  • 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: Scandinavian Airlines (88%), KLM (79%), Air France (79%).

  • What are the cheapest flights from England to Seattle?

    On average you can expect to pay £1,545 for a flight from England to Seattle. The cheapest flight overall is £334 while the most popular route, (London Heathrow - Seattle/Tacoma Intl) is currently priced at £369.

  • 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, February is the cheapest month in which you can book a flight from England to Seattle (average of £499). Flying from England to Seattle in December is currently the most expensive (average of £653). 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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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 19 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£269Average£627FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
LufthansaCheapest£334Average£539FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
IcelandairCheapest£340Average£516FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
British AirwaysCheapest£361Average£613FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Aer LingusCheapest£390Average£684FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
United AirlinesCheapest£429Average£663FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
KLMCheapest£436Average£642FlexibilityNo cancel feeOn-time75%
Search KLM flights
DeltaCheapest£440Average£636FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air FranceCheapest£449Average£731FlexibilityNo cancel feeOn-time77%
Search Air France flights
Scandinavian AirlinesCheapest£460Average£683FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines 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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