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Cheap flights from England to Seattle from £252

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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SEA
10 Apr — 17 Apr1
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 11 March 2026.

Thu 9/413:05
MAN
-
SEA
1 stop12h 50m
Icelandair
Mon 27/415:40
SEA
-
MAN
1 stop12h 00m
Icelandair
Deal found 9/3£390
Thu 9/413:05
MAN
-
SEA
1 stop15h 35m
Icelandair
Tue 28/415:40
SEA
-
MAN
1 stop12h 00m
Icelandair
Deal found 9/3£391
Wed 15/413:05
MAN
-
SEA
1 stop12h 50m
Icelandair
Mon 27/415:40
SEA
-
MAN
1 stop12h 00m
Icelandair
Deal found 9/3£393
Mon 13/413:05
MAN
-
SEA
1 stop15h 35m
Icelandair
Tue 28/415:40
SEA
-
MAN
1 stop12h 00m
Icelandair
Deal found 9/3£394
Fri 24/406:50
STN
-
SEA
2 stops19h 05m
Multiple Airlines
Fri 1/519:00
SEA
-
STN
2 stops21h 50m
Multiple Airlines
Deal found 10/3£397
Wed 29/413:05
MAN
-
SEA
1 stop12h 50m
Icelandair
Tue 19/515:40
SEA
-
MAN
1 stop12h 00m
Icelandair
Deal found 6/3£406
Tue 28/413:05
MAN
-
SEA
1 stop15h 35m
Icelandair
Tue 19/515:40
SEA
-
MAN
1 stop12h 00m
Icelandair
Deal found 6/3£407
Thu 9/413:05
MAN
-
SEA
1 stop12h 50m
Icelandair
Sun 26/415:40
SEA
-
MAN
1 stop12h 00m
Icelandair
Deal found 9/3£408
Wed 15/413:05
MAN
-
SEA
1 stop12h 50m
Icelandair
Sun 26/415:40
SEA
-
MAN
1 stop12h 00m
Icelandair
Deal found 9/3£411
Mon 13/413:05
MAN
-
SEA
1 stop15h 35m
Icelandair
Sun 26/415:40
SEA
-
MAN
1 stop12h 00m
Icelandair
Deal found 9/3£412
Mon 13/421:25
LHR
-
SEA
1 stop31h 15m
Icelandair
Mon 27/419:00
SEA
-
LHR
1 stop17h 20m
Icelandair
Deal found 10/3£416
Tue 28/413:05
MAN
-
SEA
1 stop12h 50m
Icelandair
Thu 14/515:40
SEA
-
MAN
1 stop12h 00m
Icelandair
Deal found 6/3£418

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 11 March 2026.

Round-trip from

£390

One-way from

£252

Popular in

July

Cheapest in

February

Average price

£536

Good round-trip deal

£607 or less

Good one-way deal

£499 or less
Icelandair
  • Icelandair
  • 9/4-27/4
  • 2 total stops
  • 24h 50m total
  • England to Seattle
Search Deals
8/5
  • 8/5
  • 3 total stops
  • 43h 42m 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 (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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 11 March 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

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Wed 22/4

15:40-20:40

1 stop13h 00m

Seattle/Tacoma Intl

Sun 26/4

15:40-14:40

1 stop15h 00m

£455

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Fri 22/5

19:15-13:45

1 stop26h 30m

Seattle/Tacoma Intl

Fri 29/5

15:55-18:35

1 stop18h 40m

£469

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Wed 22/4

08:30-17:55

2 stops17h 25m

Seattle/Tacoma Intl

Wed 29/4

15:40-17:35

2 stops17h 55m

£476

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Wed 22/4

21:25-17:55

1 stop28h 30m

Seattle/Tacoma Intl

Sun 26/4

19:00-20:20

1 stop17h 20m

£476

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Thu 28/5

18:40-13:45

1 stop27h 05m

Seattle/Tacoma Intl

Sun 7/6

15:55-21:40

1 stop21h 45m

£492

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Wed 22/4

13:05-17:55

1 stop12h 50m

Seattle/Tacoma Intl

Sun 26/4

15:40-11:40

1 stop12h 00m

£536

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Tue 19/5

09:35-23:55

2 stops22h 20m

Seattle/Tacoma Intl

Tue 2/6

15:55-20:30

2 stops20h 35m

£553

EdinburghSeattle

EDI - SEA

EDISEA

Edinburgh Turnhouse

Sun 26/4

07:55-18:45

2 stops18h 50m

Seattle/Tacoma Intl

Thu 7/5

19:00-13:20

1 stop10h 20m

£554

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Wed 22/4

09:20-22:42

2 stops21h 22m

Seattle/Tacoma Intl

Wed 29/4

07:00-08:25

2 stops17h 25m

£565

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Wed 22/4

06:00-19:00

2 stops21h 00m

Seattle/Tacoma Intl

Wed 29/4

07:00-13:00

2 stops22h 00m

£565

Flights are sorted by cheapest return flights first.

Deals found on 9/3

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, January is the cheapest month in which you can book a flight from England to Seattle (average of £348). Flying from England to Seattle in August is currently the most expensive (average of £465). 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 11 March 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 11 March 2026.

The most flights from GBENG to SEA are scheduled on a Tuesday (21 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (11 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, Scandinavian Airlines, and SWISS can get you from England to Seattle in just under 13h. Your travel time can differ by up to 13h 30m. 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 (£284), Virgin Atlantic (£345), and Icelandair (£353).

  • 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 (93%), Air France (93%), Delta (93%).

  • What are the cheapest flights from England to Seattle?

    On average you can expect to pay £1,756 for a flight from England to Seattle. The cheapest flight overall is £423 while the most popular route, (London Heathrow - Seattle/Tacoma Intl) is currently priced at £426.

  • 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 £348). Flying from England to Seattle in August is currently the most expensive (average of £465). 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 11 March 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest£335Average£563FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
IcelandairCheapest£340Average£495FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
British AirwaysCheapest£362Average£580FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IberiaCheapest£405Average£624FlexibilityNo cancel feeOn-time77%
Search Iberia flights
Aer LingusCheapest£417Average£754FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
United AirlinesCheapest£422Average£640FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AtlanticCheapest£427Average£680FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
KLMCheapest£441Average£633FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapest£449Average£771FlexibilityNo cancel feeOn-time77%
Search Air France flights
Scandinavian AirlinesCheapest£459Average£665FlexibilityNo 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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