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Cheap flights from England to Seattle from $370

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 9/21. 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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Find the cheapest flights from England to Seattle

Cheap round-trip flights

Lufthansa Logo
6:30 am - 11:55 amLHR-SEA
13h 25m1 stop
Lufthansa Logo
2:20 pm - 3:40 pmSEA-LHR
17h 20m1 stop
$509Lufthansa
Find Deal
Tue, Sep 16 - Tue, Sep 23
Lufthansa Logo
6:30 am - 11:55 amLHR-SEA
13h 25m1 stop
Lufthansa Logo
2:20 pm - 3:40 pmSEA-LHR
17h 20m1 stop
$527Lufthansa
Find Deal
Fri, Aug 29 - Wed, Sep 17
Icelandair Logo
3:40 pm - 8:40 pmLGW-SEA
13h 00m1 stop
Icelandair Logo
7:00 pm - 2:40 pmSEA-LGW
11h 40m1 stop
$528Icelandair
Find Deal
Fri, Sep 26 - Fri, Oct 3
Icelandair Logo
1:05 pm - 5:50 pmLHR-SEA
12h 45m1 stop
Icelandair Logo
3:45 pm - 11:55 amSEA-LHR
12h 10m1 stop
$531Icelandair
Find Deal
Fri, Sep 26 - Fri, Oct 3
Aer Lingus Logo
8:50 am - 5:50 pmLHR-SEA
17h 00m1 stop
Aer Lingus Logo
7:35 pm - 8:20 pmSEA-LHR
16h 45m1 stop
$547Aer Lingus
Find Deal
Wed, Sep 3 - Thu, Sep 18
Aer Lingus Logo
9:50 am - 5:50 pmLHR-SEA
16h 00m1 stop
Aer Lingus Logo
7:35 pm - 3:55 pmSEA-LHR
12h 20m1 stop
$548Aer Lingus
Find Deal
Wed, Sep 3 - Wed, Sep 17
Logo
8:15 am - 5:50 pmSTN-SEA
17h 35m2 stops
Logo
3:45 pm - 10:25 pmSEA-STN
22h 40m2 stops
$559
Find Deal
Thu, Sep 25 - Thu, Oct 2
Logo
5:55 am - 8:40 pmBHX-SEA
22h 45m2 stops
Logo
3:45 pm - 8:35 pmSEA-BHX
20h 50m2 stops
$563
Find Deal
Thu, Sep 25 - Thu, Oct 2
Scandinavian Airlines Logo
8:25 pm - 2:00 pmMAN-SEA
49h 35m2 stops
Scandinavian Airlines Logo
4:20 pm - 6:30 pmSEA-MAN
18h 10m1 stop
$586Scandinavian Airlines
Find Deal
Fri, Oct 3 - Sun, Oct 19
Scandinavian Airlines Logo
8:25 pm - 2:00 pmMAN-SEA
25h 35m2 stops
Scandinavian Airlines Logo
4:20 pm - 6:30 pmSEA-MAN
18h 10m1 stop
$600Scandinavian Airlines
Find Deal
Thu, Oct 2 - Wed, Oct 15

Delta flights from England to Seattle

Our best Delta deals on England to Seattle flight tickets
Delta
Aug 19
LHR8:40 amLondon Heathrow
15h 15m
1 stop
SEA3:55 pmSeattle/Tacoma Intl
Sep 2
SEA1:30 pmSeattle/Tacoma Intl
12h 20m
1 stop
LHR9:50 amLondon Heathrow
$699
Find similar
Delta
Aug 20
LHR6:15 amLondon Heathrow
19h 20m
1 stop
SEA5:35 pmSeattle/Tacoma Intl
Sep 2
SEA8:25 pmSeattle/Tacoma Intl
9h 50m
LHR2:15 pmLondon Heathrow
$705
Find similar
Delta
Sep 3
LCY8:40 amLondon City
15h 25m
1 stop
SEA4:05 pmSeattle/Tacoma Intl
Sep 18
SEA5:40 pmSeattle/Tacoma Intl
15h 00m
1 stop
LCY4:40 pmLondon City
$715
Find similar

Lufthansa flights from England to Seattle

Our best Lufthansa deals on England to Seattle flight tickets
Lufthansa
Sep 16
LHR6:30 amLondon Heathrow
13h 25m
1 stop
SEA11:55 amSeattle/Tacoma Intl
Sep 23
SEA2:20 pmSeattle/Tacoma Intl
17h 20m
1 stop
LHR3:40 pmLondon Heathrow
$509
Find similar
Lufthansa
Aug 29
LHR6:30 amLondon Heathrow
13h 25m
1 stop
SEA11:55 amSeattle/Tacoma Intl
Sep 17
SEA2:20 pmSeattle/Tacoma Intl
17h 20m
1 stop
LHR3:40 pmLondon Heathrow
$527
Find similar
Lufthansa
Sep 3
LHR7:25 amLondon Heathrow
17h 34m
1 stop
SEA4:59 pmSeattle/Tacoma Intl
Sep 23
SEA2:20 pmSeattle/Tacoma Intl
17h 20m
1 stop
LHR3:40 pmLondon Heathrow
$533
Find similar

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated August 13, 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

Tue 9/16

6:30 am-11:55 am

1 stop13h 25m

Seattle/Tacoma Intl

Tue 9/23

2:20 pm-3:40 pm

1 stop17h 20m

$509

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Fri 8/29

6:30 am-11:55 am

1 stop13h 25m

Seattle/Tacoma Intl

Wed 9/17

2:20 pm-3:40 pm

1 stop17h 20m

$527

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Fri 9/26

3:40 pm-8:40 pm

1 stop13h 00m

Seattle/Tacoma Intl

Fri 10/3

7:00 pm-2:40 pm

1 stop11h 40m

$528

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Fri 9/26

1:05 pm-5:50 pm

1 stop12h 45m

Seattle/Tacoma Intl

Fri 10/3

3:45 pm-11:55 am

1 stop12h 10m

$531

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Wed 9/3

8:50 am-5:50 pm

1 stop17h 00m

Seattle/Tacoma Intl

Thu 9/18

7:35 pm-8:20 pm

1 stop16h 45m

$547

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Wed 9/3

9:50 am-5:50 pm

1 stop16h 00m

Seattle/Tacoma Intl

Wed 9/17

7:35 pm-3:55 pm

1 stop12h 20m

$548

LondonSeattle

STN - SEA

STNSEA

London Stansted

Thu 9/25

8:15 am-5:50 pm

2 stops17h 35m

Seattle/Tacoma Intl

Thu 10/2

3:45 pm-10:25 pm

2 stops22h 40m

$559

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Thu 9/25

5:55 am-8:40 pm

2 stops22h 45m

Seattle/Tacoma Intl

Thu 10/2

3:45 pm-8:35 pm

2 stops20h 50m

$563

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Fri 10/3

8:25 pm-2:00 pm

2 stops49h 35m

Seattle/Tacoma Intl

Sun 10/19

4:20 pm-6:30 pm

1 stop18h 10m

$586

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Thu 10/2

8:25 pm-2:00 pm

2 stops25h 35m

Seattle/Tacoma Intl

Wed 10/15

4:20 pm-6:30 pm

1 stop18h 10m

$600

Flights are sorted by cheapest round-trip 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?

In general, January is the cheapest month to fly from England to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $633. If you don’t want to visit Seattle in January, then you should wait until March to fly from England, when ticket prices are also cheap, with an average price of $658.

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

On average, the least expensive day to fly to Seattle from England is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $791. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Friday is the most expensive day to depart from England because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,018.

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

Flying to Seattle from England at noon is the least expensive time of day to depart. momondo users have found prices as low as $851 when looking at flights departing at noon. Flights to Seattle are more costly in the afternoon, with an average ticket price of $864. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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 $773 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from England for as low as $705 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

$370

Fastest flight time

11h 35m

Direct flights

Tue, Wed, Thu, Fri and Sat

Airports in Seattle

1 airport
The best one-way flight to Seattle from England in the past 72 hours is $370. The best round-trip flight deal from England to Seattle found on momondo in the last 72 hours is $509.
The fastest flight from England to Seattle takes 11h 35m
Direct flights go from England to Seattle on Tuesday, Wednesday, Thursday, Friday and Saturday. Airlines offering direct flights are: Virgin Atlantic, Finnair and Aer Lingus.
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 are refreshed on a daily basis.

  • 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 a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from England to Seattle/Tacoma Intl Airport.

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

    The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek 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 $402Free CancellationRating
7.0
526 reviews
Search Icelandair flights
British AirwaysPriceFrom $560Free CancellationRating
6.6
7,265 reviews
Search British Airways flights
IberiaPriceFrom $575Free CancellationRating
7.0
2,878 reviews
Search Iberia flights
Virgin AtlanticPriceFrom $594Free CancellationRating
7.4
657 reviews
Search Virgin Atlantic flights
American AirlinesPriceFrom $620Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $621Free CancellationRating
8.0
7,979 reviews
Search Delta flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Leavenworth
Tacoma
SeaTac
Ocean Shores
Olympia
Renton
Kent
Lynnwood
Federal Way
Puyallup
Marysville
Tukwila
Kirkland
Lakewood
Centralia
Shoreline
Cle Elum
Fife
Westport
Redmond

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?

All flight searches from England to Seattle on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seattle from England.

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

Yes momondo offers price alerts on flights to Seattle from England. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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