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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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SEA
3 Apr — 10 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 4 March 2026.

Wed 15/413:05
MAN
-
SEA
1 stop12h 50m
Icelandair
Mon 27/415:40
SEA
-
MAN
1 stop12h 00m
Icelandair
Deal found 3/3£361
Tue 14/413:05
MAN
-
SEA
1 stop15h 35m
Icelandair
Mon 27/415:40
SEA
-
MAN
1 stop12h 00m
Icelandair
Deal found 3/3£362
Wed 15/413:05
MAN
-
SEA
1 stop12h 50m
Icelandair
Sat 25/415:40
SEA
-
MAN
1 stop12h 00m
Icelandair
Deal found 3/3£380
Tue 14/413:05
MAN
-
SEA
1 stop15h 35m
Icelandair
Sun 26/415:40
SEA
-
MAN
1 stop12h 00m
Icelandair
Deal found 3/3£381
Thu 9/413:05
MAN
-
SEA
1 stop12h 50m
Icelandair
Wed 29/415:40
SEA
-
MAN
1 stop12h 00m
Icelandair
Deal found 3/3£393
Thu 9/413:05
MAN
-
SEA
1 stop15h 35m
Icelandair
Mon 27/415:40
SEA
-
MAN
1 stop12h 00m
Icelandair
Deal found 3/3£393
Wed 15/413:05
MAN
-
SEA
1 stop12h 50m
Icelandair
Thu 23/415:40
SEA
-
MAN
1 stop12h 00m
Icelandair
Deal found 3/3£396
Tue 14/413:05
MAN
-
SEA
1 stop15h 35m
Icelandair
Thu 23/415:40
SEA
-
MAN
1 stop12h 00m
Icelandair
Deal found 3/3£396
Sat 9/509:30
LHR
-
SEA
2 stops33h 13m
United Airlines
Sun 10/518:50
SEA
-
LHR
1 stop16h 50m
United Airlines
Deal found 3/3£396
Thu 9/413:05
MAN
-
SEA
1 stop12h 50m
Icelandair
Sat 25/415:40
SEA
-
MAN
1 stop12h 00m
Icelandair
Deal found 3/3£411
Tue 14/406:30
STN
-
SEA
2 stops22h 10m
Multiple Airlines
Tue 21/415:40
SEA
-
STN
2 stops23h 40m
Multiple Airlines
Deal found 28/2£411
Thu 9/413:05
MAN
-
SEA
1 stop15h 35m
Icelandair
Sun 26/415:40
SEA
-
MAN
1 stop12h 00m
Icelandair
Deal found 3/3£412

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 4 March 2026.

Round-trip from

£361

One-way from

£235

Popular in

July

Cheapest in

February

Average price

£520

Good round-trip deal

£536 or less

Good one-way deal

£477 or less
Icelandair
  • Icelandair
  • 15/4-27/4
  • 2 total stops
  • 24h 50m total
  • England to Seattle
Search Deals
12/4
  • 12/4
  • 3 total stops
  • 50h 24m total
  • England to Seattle
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£57 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 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 4 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

EdinburghSeattle

EDI - SEA

EDISEA

Edinburgh Turnhouse

Thu 16/4

10:40-17:10

1 stop14h 30m

Seattle/Tacoma Intl

Thu 23/4

19:10-21:30

1 stop18h 20m

£484

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Thu 16/4

08:55-17:10

1 stop16h 15m

Seattle/Tacoma Intl

Thu 23/4

19:10-22:55

1 stop19h 45m

£486

LondonSeattle

LTN - SEA

LTNSEA

London Luton

Thu 16/4

09:25-20:40

2 stops19h 15m

Seattle/Tacoma Intl

Thu 23/4

15:40-16:45

2 stops17h 05m

£498

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Wed 15/4

10:50-16:59

1 stop14h 09m

Seattle/Tacoma Intl

Wed 22/4

05:00-07:15

2 stops18h 15m

£540

Newcastle upon TyneSeattle

NCL - SEA

NCLSEA

Newcastle upon Tyne

Mon 13/4

07:05-22:50

3 stops23h 45m

Seattle/Tacoma Intl

Tue 21/4

15:40-00:55

2 stops25h 15m

£546

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Thu 16/4

12:00-17:10

1 stop13h 10m

Seattle/Tacoma Intl

Thu 23/4

19:10-19:15

2 stops16h 05m

£560

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Tue 14/4

09:25-22:42

2 stops21h 17m

Seattle/Tacoma Intl

Tue 21/4

10:48-08:25

2 stops37h 37m

£568

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Mon 4/5

15:05-22:20

1 stop15h 15m

Seattle/Tacoma Intl

Fri 15/5

22:53-06:45

1 stop23h 52m

£590

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Sun 17/5

13:05-17:55

1 stop12h 50m

Seattle/Tacoma Intl

Wed 27/5

23:25-11:40

1 stop28h 15m

£602

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Thu 23/4

19:15-20:43

2 stops33h 28m

Seattle/Tacoma Intl

Mon 27/4

07:15-18:35

2 stops27h 20m

£608

Flights are sorted by cheapest return flights first.

Deals found on 3/3

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 £351). Flying from England to Seattle in August is currently the most expensive (average of £470). 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 4 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.

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?

    United Airlines, SWISS, and Icelandair can get you from England to Seattle in just under 12h 50m. Your travel time can differ by up to 8h 27m. Airlines will cover a distance of 4633 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 (£286), British Airways (£346), and Virgin Atlantic (£348).

  • 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 Stansted - Seattle/Tacoma Intl or London Gatwick - 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 £1,737 for a flight from England to Seattle. The cheapest flight overall is £409 while the most popular route, (London Heathrow - Seattle/Tacoma Intl) is currently priced at £396.

  • 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 £351). Flying from England to Seattle in August is currently the most expensive (average of £470). 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 4 March 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest£337Average£568FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
IcelandairCheapest£343Average£492FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
British AirwaysCheapest£364Average£582FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air CanadaCheapest£423Average£501FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest£425Average£639FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AtlanticCheapest£432Average£692FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
KLMCheapest£444Average£637FlexibilityNo cancel feeOn-time75%
Search KLM flights
Aer LingusCheapest£452Average£756FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
Air FranceCheapest£453Average£774FlexibilityNo cancel feeOn-time77%
Search Air France flights
FinnairCheapest£464Average£625FlexibilityNo cancel feeOn-time76%
Search Finnair 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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