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$415+ Cheap flights from England to Seattle (SEA)

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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SEA
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from England to Seattle

Keep the following information in mind while searching for England to Seattle flight deals. Data was last updated June 12, 2025.

Round-trip from

$646
(Cheapflightsfares)

One-way from

$415
(Kiwi.com)

Popular in

August

Cheapest in

January

Average price

$757

Good round-trip deal

$668 or less

Good one-way deal

$621 or less
From England to Seattle/Tacoma Intl
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One-way flight from England to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 15% potential increase in price ($140 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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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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Find flight deals from England to Seattle

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 June 12, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/104:30 pmLHR - SEA
Nonstop9h 50mBritish Airways
Sun 9/148:20 pmSEA - LHR
Nonstop9h 20mBritish Airways
Deal found 6/11$646
This Bravofly deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/103:40 pmLGW - SEA
1 stop13h 00mIcelandair
Thu 7/2411:30 pmSEA - LGW
1 stop28h 15mIcelandair
Deal found 6/11$647
This TravelUp deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/176:30 amLHR - SEA
1 stop13h 10mKLM
Tue 6/241:55 pmSEA - LHR
1 stop12h 50mKLM
Deal found 6/10$647
This Booking.com deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/96:15 amLHR - SEA
1 stop13h 00mVirgin Atlantic
Tue 7/225:35 pmSEA - LHR
Nonstop9h 45mVirgin Atlantic
Deal found 6/12$649
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3111:45 amLHR - SEA
1 stop32h 00mDelta
Mon 9/88:25 pmSEA - LHR
Nonstop9h 50mDelta
Deal found 6/11$652
This Justfly.com deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/712:20 pmEDI - SEA
1 stop12h 40mIcelandair
Wed 11/122:35 pmSEA - EDI
1 stop11h 45mIcelandair
Deal found 6/12$653
This The Travel House deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/16:40 amLHR - SEA
1 stop15h 20mScandinavian Airlines
Wed 10/2912:00 pmSEA - LHR
2 stops45h 00mScandinavian Airlines
Deal found 6/10$653
This Gotogate deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/99:25 pmLHR - SEA
1 stop22h 00mIcelandair
Mon 7/2111:30 pmSEA - LHR
1 stop28h 25mIcelandair
Deal found 6/12$654
This SWISS deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/291:30 pmLCY - SEA
2 stops40h 45mSWISS
Sat 11/153:37 pmSEA - LCY
2 stops17h 28mSWISS
Deal found 6/12$655
This American Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/181:10 pmLHR - SEA
1 stop14h 52mAmerican Airlines
Thu 9/111:07 pmSEA - LHR
1 stop15h 08mAmerican Airlines
Deal found 6/10$656
This Mytrip deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/225:05 pmSTN - SEA
3 stops28h 45mMultiple Airlines
Sat 8/304:00 pmSEA - STN
2 stops24h 20mMultiple Airlines
Deal found 6/12$660
This Air Canada deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/227:30 amLHR - SEA
2 stops19h 06mMultiple Airlines
Sun 9/145:30 amSEA - LHR
2 stops17h 00mMultiple Airlines
Deal found 6/12$662

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from England to Seattle that are best for you.

Fly from

England

Fly to

Seattle

Route

Depart

Return

Price

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Wed 9/10

4:30 pm-6:20 pm

Nonstop9h 50m

Seattle/Tacoma Intl

Sun 9/14

8:20 pm-1:40 pm

Nonstop9h 20m

$646

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Thu 7/10

3:40 pm-8:40 pm

1 stop13h 00m

Seattle/Tacoma Intl

Thu 7/24

11:30 pm-11:45 am

1 stop28h 15m

$647

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Wed 7/9

9:00 am-5:25 pm

1 stop16h 25m

Seattle/Tacoma Intl

Wed 7/16

8:25 pm-2:15 pm

Nonstop9h 50m

$647

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Wed 7/9

6:15 am-11:15 am

1 stop13h 00m

Seattle/Tacoma Intl

Tue 7/22

5:35 pm-11:20 am

Nonstop9h 45m

$649

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Sun 8/31

11:45 am-11:45 am

1 stop32h 00m

Seattle/Tacoma Intl

Mon 9/8

8:25 pm-2:15 pm

Nonstop9h 50m

$652

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Wed 10/1

6:40 am-2:00 pm

1 stop15h 20m

Seattle/Tacoma Intl

Wed 10/29

12:00 pm-4:00 pm

2 stops45h 00m

$653

EdinburghSeattle

EDI - SEA

EDISEA

Edinburgh Turnhouse

Fri 11/7

12:20 pm-5:00 pm

1 stop12h 40m

Seattle/Tacoma Intl

Wed 11/12

2:35 pm-10:20 am

1 stop11h 45m

$653

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Wed 7/9

9:25 pm-11:25 am

1 stop22h 00m

Seattle/Tacoma Intl

Mon 7/21

11:30 pm-11:55 am

1 stop28h 25m

$654

LondonSeattle

LCY - SEA

LCYSEA

London City

Wed 10/29

1:30 pm-11:15 pm

2 stops40h 45m

Seattle/Tacoma Intl

Sat 11/15

3:37 pm-5:05 pm

2 stops17h 28m

$655

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Mon 8/18

1:10 pm-8:02 pm

1 stop14h 52m

Seattle/Tacoma Intl

Thu 9/11

1:07 pm-12:15 pm

1 stop15h 08m

$656

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 60 results
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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 round-trip 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 $238). Flying from England to Seattle in July is currently the most expensive (average of $391). 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 June 12, 2025.

When flying from England to Seattle, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from England to Seattle

Explore weekly flight availability from England to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 12, 2025.

The most flights from GBENG to SEA are scheduled on a Monday (22 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (11 on average).

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated June 12, 2025.
Get a feel of what it's like to fly with Delta, KLM and Finnair from England to Seattle by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,463 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,623 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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?

    Located just 11.4 mi from the city center, Seattle/Tacoma Intl (SEA) is the airport most travelers will use when flying to Seattle from England.

  • What are the cheapest airlines to fly from England to Seattle one-way?

    The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as $492. However, be on the lookout for offers from Aer Lingus and Scandinavian Airlines, as they are both options that can get you from England to Seattle for a low price.

  • 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 City - Seattle/Tacoma Intl.

  • What are the most reliable airlines from England to Seattle?

    No one likes to see their flight delayed. When booking a flight from England to Seattle consider choosing Aeromexico (97%), KLM (92%) or Air France (92%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from England to Seattle?

    Looking for the cheapest flight from England to Seattle? While on average our users pay $2,306, our data indicates the cheapest price to be $532. The most popular route (London Heathrow - Seattle/Tacoma Intl), is priced around $318.

  • 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 vacation 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 $238). Flying from England to Seattle in July is currently the most expensive (average of $391). 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

Traveling to a place near England?

Book flights to England if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lacey
Leavenworth
Federal Way
Lynnwood
Olympia
Shoreline
Kent
Cle Elum
Centralia
Kirkland
Aberdeen
Renton
Shelton
Silverdale
Issaquah

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Alternative routes for England to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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Grimsby to Portland flights

Top 7 airlines flying from England to Seattle

Discover the top 7 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 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$402Average$807FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$560Average$782FlexibilityNo cancel feeOn-time70%
IberiaCheapest$575Average$1,001FlexibilityNo cancel feeOn-time77%
Virgin AtlanticCheapest$594Average$941FlexibilityNo cancel feeOn-time72%
Aer LingusCheapest$620Average$880FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$620Average$889FlexibilityNo cancel feeOn-time71%
DeltaCheapest$632Average$1,071FlexibilityNo cancel feeOn-timeN/A

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