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Cheap flights from England to Seattle from £290

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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SEA
6 Sep — 13 Sep1
1 adult

Cheap flight deals from England to Seattle

Keep the following information in mind while searching for England to Seattle flight deals. Data was last updated 1 September 2025.

Round-trip from

£424

One-way from

£290

Popular in

August

Cheapest in

January

Average price

£513

Good round-trip deal

£533 or less

Good one-way deal

£583 or less
9/10-12/10
  • 9/10-12/10
  • 4 total stops
  • 57h 10m total
  • England to Seattle
Search Deals
15/9
  • 15/9
  • 3 total stops
  • 52h 54m total
  • England to Seattle
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£59 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
Search Deals
Price to beat on a round-trip flight from England to Seattle/Tacoma Intl.
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Price to beat on a one-way flight from England to Seattle/Tacoma Intl.
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Find flight deals from England to Seattle

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 1 September 2025.

Thu 9/1011:40EDI - SEA
2 stops34h 20mMultiple Airlines
Sun 12/1016:20SEA - EDI
2 stops22h 50mMultiple Airlines
Deal found 29/8£424
Thu 2/1019:10BHX - SEA
1 stop26h 50mScandinavian Airlines
Wed 15/1016:20SEA - BHX
1 stop18h 15mScandinavian Airlines
Deal found 30/8£451
Fri 7/1111:30EDI - SEA
1 stop13h 30mIcelandair
Wed 12/1114:35SEA - EDI
1 stop11h 45mIcelandair
Deal found 29/8£456
Fri 7/1111:30EDI - SEA
1 stop13h 30mIcelandair
Mon 10/1114:35SEA - EDI
1 stop11h 45mIcelandair
Deal found 29/8£457
Sun 5/1014:15EDI - SEA
1 stop14h 25mIcelandair
Mon 20/1015:45SEA - EDI
1 stop13h 35mIcelandair
Deal found 29/8£467
Mon 8/915:40LGW - SEA
1 stop13h 00mIcelandair
Fri 26/919:00SEA - LGW
1 stop11h 40mIcelandair
Deal found 30/8£471
Mon 8/917:25LHR - SEA
Nonstop10h 25mDelta
Mon 22/920:25SEA - LHR
Nonstop9h 50mDelta
Deal found 29/8£471
Wed 10/917:25LHR - SEA
Nonstop10h 25mAir France
Mon 15/920:25SEA - LHR
Nonstop9h 50mAir France
Deal found 29/8£473
Thu 13/1109:40LCY - SEA
1 stop34h 30mLufthansa
Mon 17/1114:00SEA - LCY
1 stop19h 40mLufthansa
Deal found 29/8£474
Sat 25/1013:25LHR - SEA
Nonstop10h 05mVirgin Atlantic
Mon 3/1119:20SEA - LHR
Nonstop9h 30mVirgin Atlantic
Deal found 31/8£474
Tue 30/915:40LGW - SEA
1 stop34h 10mIcelandair
Sat 11/1019:00SEA - LGW
1 stop11h 35mIcelandair
Deal found 29/8£474
Wed 10/913:25LHR - SEA
Nonstop10h 05mDelta
Mon 15/917:35SEA - LHR
Nonstop9h 45mDelta
Deal found 31/8£474

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 1 September 2025.
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

EdinburghSeattle

EDI - SEA

EDISEA

Edinburgh Turnhouse

Thu 9/10

11:40-14:00

2 stops34h 20m

Seattle/Tacoma Intl

Sun 12/10

16:20-23:10

2 stops22h 50m

£424

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Thu 2/10

19:10-14:00

1 stop26h 50m

Seattle/Tacoma Intl

Wed 15/10

16:20-18:35

1 stop18h 15m

£451

EdinburghSeattle

EDI - SEA

EDISEA

Edinburgh Turnhouse

Fri 7/11

11:30-17:00

1 stop13h 30m

Seattle/Tacoma Intl

Wed 12/11

14:35-10:20

1 stop11h 45m

£456

EdinburghSeattle

EDI - SEA

EDISEA

Edinburgh Turnhouse

Fri 7/11

11:30-17:00

1 stop13h 30m

Seattle/Tacoma Intl

Mon 10/11

14:35-10:20

1 stop11h 45m

£456

EdinburghSeattle

EDI - SEA

EDISEA

Edinburgh Turnhouse

Sun 5/10

14:15-20:40

1 stop14h 25m

Seattle/Tacoma Intl

Mon 20/10

15:45-13:20

1 stop13h 35m

£467

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Thu 18/9

12:15-20:42

1 stop16h 27m

Seattle/Tacoma Intl

Sun 5/10

08:00-06:55

1 stop14h 55m

£471

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Mon 22/9

15:40-20:40

1 stop13h 00m

Seattle/Tacoma Intl

Fri 26/9

15:45-14:40

1 stop14h 55m

£471

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Tue 2/12

06:20-11:25

1 stop13h 05m

Seattle/Tacoma Intl

Sat 6/12

16:45-10:30

Nonstop9h 45m

£472

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Fri 19/9

10:55-22:30

1 stop19h 35m

Seattle/Tacoma Intl

Wed 24/9

07:55-10:55

1 stop19h 00m

£472

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Wed 10/9

17:25-19:50

Nonstop10h 25m

Seattle/Tacoma Intl

Mon 15/9

20:25-14:15

Nonstop9h 50m

£473

Flights are sorted by cheapest return flights first.

Deals found on 31/8

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, January is the cheapest month in which you can book a flight from England to Seattle (average of £622). Flying from England to Seattle in July is currently the most expensive (average of £946). 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 1 September 2025.

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 1 September 2025.

The most flights from GBENG to SEA are scheduled on a Monday (21 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (12 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?

    Scandinavian Airlines, Icelandair, and Austrian Airlines can get you from England to Seattle in just under 13h 30m. Your travel time can differ by up to 13h 20m. Airlines will cover a distance of 4468 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 (£370), Aer Lingus (£371), and Lufthansa (£487).

  • 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 City - 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 (95%), KLM (90%), Air France (90%).

  • What are the cheapest flights from England to Seattle?

    On average you can expect to pay £1,538 for a flight from England to Seattle. The cheapest flight overall is £476 while the most popular route, (London Heathrow - Seattle/Tacoma Intl) is currently priced at £356.

  • 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, January is the cheapest month in which you can book a flight from England to Seattle (average of £622). Flying from England to Seattle in July is currently the most expensive (average of £946). 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
Leavenworth
Bothell
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.
Heathrow to Seattle flights
Gatwick to Seattle flights
London City to Seattle flights
Heathrow to Portland flights
Luton to Seattle flights
Gatwick to Portland flights
Manchester to Seattle flights
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Edinburgh to Seattle flights
Manchester to Portland flights
London City to Portland flights
Stansted to Portland flights
Newcastle upon Tyne to Seattle flights
Luton to Portland flights
Glasgow Intl to Seattle flights
Edinburgh to Portland flights
Heathrow to Spokane flights
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Birmingham to Portland flights
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Birmingham to Spokane flights
Heathrow to Pasco flights
Gatwick to Spokane flights
Birmingham to Seattle flights
Belfast Intl to Seattle flights
Manchester to Spokane flights
London City to Spokane flights
Leeds to Portland flights
Grimsby to Portland flights
Southend to Seattle flights
Heathrow to Bellingham flights
Edinburgh to Pasco flights
Bristol to Portland flights
Newquay to Seattle 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 1 September 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£323Average£524FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air FranceCheapest£382Average£677FlexibilityNo cancel feeOn-time77%
Search Air France flights
LufthansaCheapest£393Average£557FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
FinnairCheapest£395Average£582FlexibilityNo cancel feeOn-time76%
Search Finnair flights
KLMCheapest£402Average£605FlexibilityNo cancel feeOn-time75%
Search KLM flights
United AirlinesCheapest£403Average£634FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest£428Average£627FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£441Average£597FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
DeltaCheapest£442Average£625FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Scandinavian AirlinesCheapest£458Average£641FlexibilityNo 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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