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Cheap flights from England to Seattle from £334

LHR — SEA
11 Dec — 18 Dec1
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 10/1209:25 -
Nonstop10h 00m
Thu 24/1213:40 -
Nonstop9h 30m
Deal found 8/11£410
Thu 3/1214:45 -
Nonstop10h 15m
Thu 10/1218:45 -
Nonstop9h 35m
Deal found 9/11£416
Tue 24/1114:45 -
Nonstop10h 15m
Thu 3/1218:45 -
Nonstop9h 35m
Deal found 9/11£417
Thu 10/1209:25 -
Nonstop10h 00m
Fri 25/1218:45 -
Nonstop9h 25m
Deal found 8/11£418
Thu 3/1213:50 -
1 stop16h 48m
Mon 7/1218:45 -
Nonstop9h 25m
Deal found 7/11£419
Thu 10/1215:40 -
1 stop17h 07m
Thu 24/1218:45 -
Nonstop9h 25m
Deal found 9/11£421
Thu 10/1216:30 -
1 stop16h 17m
Mon 14/1209:15 -
1 stop13h 20m
Deal found 9/11£422
Tue 24/1108:20 -
1 stop16h 39m
Tue 1/1213:30 -
Nonstop9h 30m
Deal found 8/11£422
Thu 24/1213:50 -
1 stop17h 18m
Fri 8/109:58 -
1 stop14h 37m
Deal found 9/11£423
Tue 1/1216:30 -
1 stop16h 12m
Mon 7/1214:07 -
1 stop14h 03m
Deal found 6/11£424
Tue 17/1115:40 -
1 stop16h 55m
Thu 26/1110:33 -
1 stop14h 02m
Deal found 6/11£425
Fri 25/1211:50 -
1 stop16h 32m
Tue 12/111:00 -
1 stop15h 00m
Deal found 10/11£425

Find flight deals from England to Seattle

Round-trip from

£404

One-way from

£334

Popular in

August

Cheapest in

February

Average price

£492

Good round-trip deal

£424 or less

Good one-way deal

£391 or less
British Airways
  • British Airways
  • 10/5-26/5
  • 2 total stops
  • 25h 00m total
  • England to Seattle
Search Deals
29/4-31/12
  • 29/4-31/12
  • 2 total stops
  • 33h 20m total
  • England to Seattle
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£37 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (£6 potential savings vs. average return price).
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Average for round-trip flights in November 2026
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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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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

BirminghamSeattle

BHX Birmingham - SEA Seattle/Tacoma Intl

BHXSEA

Birmingham

Mon 11/1

07:55-17:00

2 stops17h 05m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£352

LeedsSeattle

LBA Leeds/Bradford - SEA Seattle/Tacoma Intl

LBASEA

Leeds/Bradford

Sun 21/2

17:00-17:00

3 stops32h 00m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£359

ManchesterSeattle

MAN Manchester - SEA Seattle/Tacoma Intl

MANSEA

Manchester

Mon 7/12

07:30-17:00

3 stops41h 30m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£363

ManchesterSeattle

MAN Manchester - SEA Seattle/Tacoma Intl

MANSEA

Manchester

Wed 2/12

13:25-17:00

3 stops35h 35m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£366

ManchesterSeattle

MAN Manchester - SEA Seattle/Tacoma Intl

MANSEA

Manchester

Thu 29/4

06:05-09:40

3 stops35h 35m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£369

ManchesterSeattle

MAN Manchester - SEA Seattle/Tacoma Intl

MANSEA

Manchester

Mon 14/12

07:50-10:26

3 stops34h 36m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£378

BristolSeattle

BRS Bristol - SEA Seattle/Tacoma Intl

BRSSEA

Bristol

Mon 14/12

21:45-10:37

2 stops44h 52m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£382

BirminghamSeattle

BHX Birmingham - SEA Seattle/Tacoma Intl

BHXSEA

Birmingham

Mon 14/12

17:15-10:37

2 stops49h 22m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£382

LondonSeattle

LHR London Heathrow - SEA Seattle/Tacoma Intl

LHRSEA

London Heathrow

Fri 22/1

06:30-11:50

1 stop13h 20m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£394

LondonSeattle

LGW London Gatwick - SEA Seattle/Tacoma Intl

LGWSEA

London Gatwick

Wed 21/4

09:25-22:29

2 stops21h 04m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£396

Flights are sorted by cheapest return flights first.

Deals found on 8/11

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

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 £490). Flying from England to Seattle in July is currently the most expensive (average of £651). 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 Monday (13 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (8 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 £428 and £619 in May.
The cheapest return price found within the last 5 days was £404 on British Airways (10 May–26 May).

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?

    British Airways, Delta, and United Airlines can get you from England to Seattle in just under 13h 13m. Your travel time can differ by up to 6h 34m. 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 British Airways (£316), Icelandair (£340), and Alaska Airlines (£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 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 (85%), KLM (84%), SAUDIA (84%).

  • What are the cheapest flights from England to Seattle?

    On average you can expect to pay £1,879 for a flight from England to Seattle. The cheapest flight overall is £354 while the most popular route, (London Heathrow - Seattle/Tacoma Intl) is currently priced at £333.

  • 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 £490). Flying from England to Seattle in July is currently the most expensive (average of £651). 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£325Average£563FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
LufthansaCheapest£335Average£463FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£363Average£626FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapest£370Average£490FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Aer LingusCheapest£392Average£707FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
DeltaCheapest£394Average£654FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Virgin AtlanticCheapest£406Average£689FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Air FranceCheapest£410Average£602FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapest£417Average£676FlexibilityNo cancel feeOn-time75%
Search KLM flights
Alaska AirlinesCheapest£419Average£572FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines 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.

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