Find flights
Deals
When to book
FAQs

Cheap flights from England to Seattle from £325

LHR — SEA
18 Nov — 25 Nov1
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

Thu 12/1108:55 -
1 stop12h 55m
Sun 22/1116:50 -
Nonstop9h 50m
Deal found 16/10£407
Sun 15/1106:30 -
1 stop13h 30m
Sun 22/1108:40 -
2 stops16h 40m
Deal found 18/10£408
Thu 29/1014:30 -
1 stop14h 27m
Wed 11/1108:40 -
1 stop19h 10m
Deal found 17/10£409
Mon 23/1110:00 -
1 stop13h 14m
Mon 7/1215:25 -
1 stop16h 20m
Deal found 18/10£410
Thu 22/1006:15 -
1 stop13h 00m
Thu 22/413:45 -
1 stop15h 20m
Deal found 15/10£410
Mon 16/1112:20 -
Nonstop10h 30m
Thu 26/1116:50 -
Nonstop9h 50m
Deal found 14/10£411
Mon 16/1112:20 -
Nonstop10h 30m
Wed 25/1116:50 -
Nonstop9h 50m
Deal found 18/10£412
Sat 5/1216:45 -
1 stop30h 28m
Sat 12/1222:52 -
2 stops26h 08m
Deal found 14/10£413
Fri 27/1106:00 -
2 stops22h 59m
Sun 6/1208:40 -
2 stops40h 40m
Deal found 19/10£413
Thu 29/1012:20 -
Nonstop10h 34m
Wed 11/1116:50 -
Nonstop9h 50m
Deal found 16/10£413
Mon 16/1118:40 -
2 stops36h 27m
Thu 26/1110:50 -
2 stops61h 00m
Deal found 15/10£414
Mon 23/1106:30 -
1 stop13h 17m
Tue 8/1216:50 -
Nonstop9h 50m
Deal found 15/10£414

Find flight deals from England to Seattle

Round-trip from

£407

One-way from

£325

Popular in

August

Cheapest in

February

Average price

£540

Good round-trip deal

£426 or less

Good one-way deal

£386 or less
KLM
  • KLM
  • 1/2-14/2
  • 2 total stops
  • 26h 57m total
  • England to Seattle
Search Deals
Aer Lingus
  • Aer Lingus
  • 1/4-31/12
  • 2 total stops
  • 23h 42m total
  • England to Seattle
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£34 potential increase over avg. return price).
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 October 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

 
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

ManchesterSeattle

MAN Manchester - SEA Seattle/Tacoma Intl

MANSEA

Manchester

Fri 12/3

09:30-17:00

2 stops39h 30m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£348

LeedsSeattle

LBA Leeds/Bradford - SEA Seattle/Tacoma Intl

LBASEA

Leeds/Bradford

Tue 17/11

15:45-17:00

3 stops57h 15m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£383

LondonSeattle

LHR London Heathrow - SEA Seattle/Tacoma Intl

LHRSEA

London Heathrow

Mon 14/12

12:20-14:50

Nonstop10h 30m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£386

LondonSeattle

LGW London Gatwick - SEA Seattle/Tacoma Intl

LGWSEA

London Gatwick

Tue 15/12

10:00-22:02

2 stops20h 02m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£386

ManchesterSeattle

MAN Manchester - SEA Seattle/Tacoma Intl

MANSEA

Manchester

Wed 11/11

11:55-17:00

1 stop13h 05m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£386

LondonSeattle

LHR London Heathrow - SEA Seattle/Tacoma Intl

LHRSEA

London Heathrow

Fri 11/12

14:45-17:00

Nonstop10h 15m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£386

LondonSeattle

LHR London Heathrow - SEA Seattle/Tacoma Intl

LHRSEA

London Heathrow

Sun 6/12

14:45-17:00

Nonstop10h 15m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£386

LondonSeattle

LHR London Heathrow - SEA Seattle/Tacoma Intl

LHRSEA

London Heathrow

Mon 11/1

07:30-19:38

2 stops20h 08m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£389

LondonSeattle

LHR London Heathrow - SEA Seattle/Tacoma Intl

LHRSEA

London Heathrow

Wed 16/12

09:50-23:53

1 stop22h 03m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£390

ManchesterSeattle

MAN Manchester - SEA Seattle/Tacoma Intl

MANSEA

Manchester

Sat 13/3

15:20-17:00

3 stops33h 40m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£390

Flights are sorted by cheapest return flights first.

Deals found on 19/10

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

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

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 July is currently the most expensive (average of £657). 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?

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

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 (17 on average).

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

Airfare is below average for this route at the moment.
England to Seattle flights typically cost between £434 and £590 in February.
The cheapest return price found within the last 5 days was £407 on KLM (1 Feb–14 Feb).

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

Booking 83 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

  • 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?

    Delta, KLM, and United Airlines can get you from England to Seattle in just under 10h 34m. Your travel time can differ by up to 11h 33m. 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 (£318), Icelandair (£341), and Alaska Airlines (£350).

  • 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 (87%), KLM (84%), SAUDIA (84%).

  • What are the cheapest flights from England to Seattle?

    On average you can expect to pay £1,749 for a flight from England to Seattle. The cheapest flight overall is £333 while the most popular route, (London Heathrow - Seattle/Tacoma Intl) is currently priced at £375.

  • 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 July is currently the most expensive (average of £657). 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
Federal Way
SeaTac

Browse thousands of different options on Cheapflights for your next trip

Top 10 airlines flying from England to Seattle

AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£330Average£566FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
LufthansaCheapest£337Average£530FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£365Average£615FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapest£372Average£492FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Aer LingusCheapest£394Average£714FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
DeltaCheapest£401Average£662FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Virgin AtlanticCheapest£409Average£693FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Air FranceCheapest£412Average£609FlexibilityNo cancel feeOn-time77%
Search Air France flights
Alaska AirlinesCheapest£427Average£580FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
KLMCheapest£431Average£680FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.