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Cheap flights from England to Seattle from £306

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from England to Seattle departing on 12/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap return flights

Air Canada Logo
14:10 - 22:31LHR-SEA
16h 21m1 stop
Air Canada Logo
10:00 - 09:35SEA-LHR
15h 35m2 stops
£445Air Canada
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Mon, 6 Oct - Mon, 20 Oct
Virgin Atlantic Logo
13:25 - 15:30LHR-SEA
10h 05mdirect
Virgin Atlantic Logo
20:25 - 14:15SEA-LHR
9h 50mdirect
£445Virgin Atlantic
Find Deal
Tue, 7 Oct - Wed, 22 Oct
Icelandair Logo
11:55 - 17:00LGW-SEA
13h 05m1 stop
Icelandair Logo
14:35 - 10:55SEA-LGW
12h 20m1 stop
£447Icelandair
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Tue, 18 Nov - Tue, 30 Dec
Lufthansa Logo
06:30 - 11:55LHR-SEA
13h 25m1 stop
Lufthansa Logo
13:12 - 10:40SEA-LHR
13h 28m1 stop
£448Lufthansa
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Thu, 9 Oct - Sun, 12 Oct
Finnair Logo
16:55 - 23:22LHR-SEA
38h 27m1 stop
Finnair Logo
10:02 - 06:50SEA-LHR
36h 48m1 stop
£448Finnair
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Wed, 11 Feb - Fri, 13 Feb
United Airlines Logo
06:30 - 11:55LHR-SEA
13h 25m1 stop
United Airlines Logo
08:30 - 10:10SEA-LHR
17h 40m2 stops
£449United Airlines
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Wed, 8 Oct - Tue, 14 Oct
Icelandair Logo
11:55 - 17:00LGW-SEA
13h 05m1 stop
Icelandair Logo
14:35 - 10:55SEA-LGW
12h 20m1 stop
£450Icelandair
Find Deal
Thu, 4 Dec - Sat, 17 Jan
Finnair Logo
11:45 - 20:39LHR-SEA
16h 54m1 stop
Finnair Logo
00:59 - 08:15SEA-LHR
23h 16m1 stop
£450Finnair
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Tue, 4 Nov - Sun, 16 Nov
United Airlines Logo
06:30 - 11:55LHR-SEA
13h 25m1 stop
United Airlines Logo
08:42 - 09:40SEA-LHR
16h 58m2 stops
£451United Airlines
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Mon, 6 Oct - Mon, 20 Oct
Lufthansa Logo
06:35 - 14:20LHR-SEA
14h 45m1 stop
Lufthansa Logo
07:00 - 06:40SEA-LHR
39h 40m2 stops
£457Lufthansa
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Fri, 31 Oct - Sat, 8 Nov

Lufthansa flights from England to Seattle

Our best Lufthansa deals on England to Seattle flight tickets
Lufthansa
9 Oct
LHR06:30London Heathrow
13h 25m
1 stop
SEA11:55Seattle/Tacoma Intl
12 Oct
SEA13:12Seattle/Tacoma Intl
13h 28m
1 stop
LHR10:40London Heathrow
£448
Find similar
Lufthansa
31 Oct
LHR06:35London Heathrow
14h 45m
1 stop
SEA14:20Seattle/Tacoma Intl
8 Nov
SEA07:00Seattle/Tacoma Intl
39h 40m
2 stops
LHR06:40London Heathrow
£457
Find similar
Lufthansa
23 Oct
LHR06:30London Heathrow
13h 25m
1 stop
SEA11:55Seattle/Tacoma Intl
30 Oct
SEA15:40Seattle/Tacoma Intl
13h 10m
1 stop
LHR11:50London Heathrow
£475
Find similar

United Airlines flights from England to Seattle

Our best United Airlines deals on England to Seattle flight tickets
United Airlines
8 Oct
LHR06:30London Heathrow
13h 25m
1 stop
SEA11:55Seattle/Tacoma Intl
14 Oct
SEA08:30Seattle/Tacoma Intl
17h 40m
2 stops
LHR10:10London Heathrow
£449
Find similar
United Airlines
1 Oct
LHR06:30London Heathrow
13h 25m
1 stop
SEA11:55Seattle/Tacoma Intl
14 Oct
SEA14:55Seattle/Tacoma Intl
14h 25m
1 stop
LHR13:20London Heathrow
£450
Find similar
United Airlines
6 Oct
LHR06:30London Heathrow
13h 25m
1 stop
SEA11:55Seattle/Tacoma Intl
20 Oct
SEA08:42Seattle/Tacoma Intl
16h 58m
2 stops
LHR09:40London Heathrow
£451
Find similar

momondo 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, momondo users made 279,928 searches. Data last updated 26 September 2025.
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

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Mon 6/10

14:10-22:31

1 stop16h 21m

Seattle/Tacoma Intl

Mon 20/10

10:00-09:35

2 stops15h 35m

£445

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Tue 7/10

13:25-15:30

Nonstop10h 05m

Seattle/Tacoma Intl

Wed 22/10

20:25-14:15

Nonstop9h 50m

£445

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Tue 18/11

11:55-17:00

1 stop13h 05m

Seattle/Tacoma Intl

Tue 30/12

14:35-10:55

1 stop12h 20m

£447

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Thu 9/10

06:30-11:55

1 stop13h 25m

Seattle/Tacoma Intl

Sun 12/10

13:12-10:40

1 stop13h 28m

£448

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Wed 11/2

16:55-23:22

1 stop38h 27m

Seattle/Tacoma Intl

Fri 13/2

10:02-06:50

1 stop36h 48m

£448

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Wed 8/10

06:30-11:55

1 stop13h 25m

Seattle/Tacoma Intl

Tue 14/10

08:30-10:10

2 stops17h 40m

£449

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Thu 4/12

11:55-17:00

1 stop13h 05m

Seattle/Tacoma Intl

Sat 17/1

14:35-10:55

1 stop12h 20m

£450

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Tue 4/11

11:45-20:39

1 stop16h 54m

Seattle/Tacoma Intl

Sun 16/11

00:59-08:15

1 stop23h 16m

£450

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Mon 6/10

06:30-11:55

1 stop13h 25m

Seattle/Tacoma Intl

Mon 20/10

08:42-09:40

2 stops16h 58m

£451

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Fri 31/10

06:35-14:20

1 stop14h 45m

Seattle/Tacoma Intl

Sat 8/11

07:00-06:40

2 stops39h 40m

£457

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seattle from

How to get the cheapest flight ticket from England to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Seattle?

The cheapest month to fly to Seattle from England is in January. Flight prices, which tend to average around £475, are often lower during this time because this is during the off-season. The month of February is another great option to travel to Seattle, with average flight prices from England averaging around £493.

What is the cheapest day to depart on your flight to Seattle?

According to our data, Wednesday is the cheapest day to fly to Seattle from England. The lowest ticket price found for a Wednesday departure recently was £592. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Seattle on Sunday is £695.

What is the cheapest time of day to depart on your flight to Seattle?

According to our data, the cheapest time of day to fly to Seattle is in the evening. momondo users have found flights departing from England to Seattle in the evening for as low as £527. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive, with an average ticket price of £629.

What is the cheapest England to Seattle/Tacoma Intl flight route?

Fly from London Heathrow to Seattle/Tacoma Intl for the best England - Seattle/Tacoma Intl flight prices

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from England when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around £573 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from England for as low as £518 on momondo.

What cabin class options are available on England to Seattle/Tacoma Intl flights?

There are 4 cabin classes available to choose from on England to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on England to Seattle flights?

No. A direct flight is the cheapest option for a flight between England to Seattle.

Cheap England to Seattle flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from England to Seattle

Best price found

£576

Fastest flight time

9h 45m

Direct flights

Every day

Airports in Seattle

1 airport
The best one-way flight to Seattle from England in the past 72 hours is £576. The best return flight deal from England to Seattle found on momondo in the last 72 hours is £504.
The fastest flight from England to Seattle takes 9h 45m
Direct flights go from England to Seattle every day.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)
Search flight deals

  • When did momondo last update prices for flights from England to Seattle/Tacoma Intl Airport?

    Prices for flights from England to Seattle/Tacoma Intl Airport were last updated today.

  • How many operators does momondo search for flights from England to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from England to Seattle/Tacoma Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from England to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from England to Seattle?

Best airlines flying from England to Seattle

Compare and see reviews for airlines that fly from England to Seattle with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom £326Free CancellationRating
7.0
545 reviews
Search Icelandair flights
Air FrancePriceFrom £385Free CancellationRating
7.4
1,466 reviews
Search Air France flights
LufthansaPriceFrom £396Free CancellationRating
6.8
7,428 reviews
Search Lufthansa flights
FinnairPriceFrom £398Free CancellationRating
7.6
1,326 reviews
Search Finnair flights
KLMPriceFrom £405Free CancellationRating
7.8
1,390 reviews
Search KLM flights
United AirlinesPriceFrom £406Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
Aer LingusPriceFrom £407Free CancellationRating
7.2
1,302 reviews
Search Aer Lingus flights
British AirwaysPriceFrom £429Free CancellationRating
6.7
7,399 reviews
Search British Airways flights
Virgin AtlanticPriceFrom £440Free CancellationRating
7.4
664 reviews
Search Virgin Atlantic flights
Scandinavian AirlinesPriceFrom £442Free CancellationRating
7.4
1,493 reviews
Search Scandinavian Airlines flights

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Fife
Tukwila
Renton
SeaTac

Why use momondo?

Why should I use momondo to find a flight deal from England to Seattle?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Seattle from England.

Can I find flights from England to Seattle with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Seattle from England with this policy.

How can momondo help me find flights from England to Seattle?

momondo provides multiple filters to help you find the best flight to Seattle from England. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from England to Seattle right now. Can momondo alert me if prices change?

Yes. momondo can track prices for England to Seattle flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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