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Cheap flights from Seattle to England from £210

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 18/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LHR
30 Mar — 6 Apr1
1 adult

Cheap flight deals from Seattle to England

Keep the following information in mind while searching for Seattle to England flight deals. Data was last updated 25 March 2025.

Round-trip from

£454

One-way from

£210

Popular in

June

Cheapest in

October

Average price

£531

Good round-trip deal

£577 or less

Good one-way deal

£323 or less
Icelandair
  • Icelandair
  • 2/5-16/5
  • 2 total stops
  • 24h 40m total
  • Seattle to England
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18/5
  • 18/5
  • 2 total stops
  • 57h 25m total
  • Seattle to England
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£126 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£21 potential savings vs. average return price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Seattle/Tacoma Intl to England.
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Price to beat on a one-way flight from Seattle/Tacoma Intl to England.
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Find flight deals from Seattle to England

Cheapest flights from Seattle to England
Explore the most affordable flight options available from Seattle to England. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 March 2025.

Fri 2/519:00SEA - LGW
1 stop11h 40mIcelandair
Fri 16/515:40LGW - SEA
1 stop13h 00mIcelandair
Deal found 25/3£454
Tue 29/413:30SEA - LHR
Nonstop9h 20mIberia
Thu 15/509:50LHR - SEA
Nonstop9h 45mIberia
Deal found 24/3£455
Fri 2/515:45SEA - LHR
1 stop20h 35mIcelandair
Fri 16/521:25LHR - SEA
1 stop31h 15mIcelandair
Deal found 25/3£458
Sun 28/916:20SEA - LHR
1 stop17h 20mScandinavian Airlines
Tue 7/1019:50LHR - SEA
2 stops26h 10mScandinavian Airlines
Deal found 25/3£461
Tue 29/413:30SEA - LHR
Nonstop9h 20mFinnair
Thu 15/510:20LHR - SEA
1 stop13h 40mFinnair
Deal found 24/3£464
Wed 23/418:45SEA - LHR
1 stop13h 10mAer Lingus
Wed 7/512:00LHR - SEA
1 stop12h 59mAer Lingus
Deal found 25/3£467
Tue 29/410:25SEA - LHR
2 stops17h 25mMultiple Airlines
Thu 15/506:00LHR - SEA
2 stops20h 33mMultiple Airlines
Deal found 24/3£468
Thu 8/515:45SEA - STN
2 stops17h 35mMultiple Airlines
Thu 15/515:55STN - SEA
2 stops33h 55mMultiple Airlines
Deal found 25/3£470
Mon 19/519:00SEA - LGW
1 stop11h 35mMultiple Airlines
Thu 22/510:00LGW - SEA
1 stop20h 00mMultiple Airlines
Deal found 25/3£473
Fri 2/515:45SEA - MAN
2 stops22h 50mMultiple Airlines
Wed 7/518:30MAN - SEA
2 stops31h 20mMultiple Airlines
Deal found 24/3£473
Fri 2/514:30SEA - LTN
2 stops23h 45mMultiple Airlines
Sun 4/509:55LTN - SEA
2 stops18h 33mMultiple Airlines
Deal found 23/3£478
Tue 7/1005:45SEA - LHR
2 stops16h 45mAir Canada
Tue 21/1008:45LHR - SEA
2 stops17h 51mAir Canada
Deal found 24/3£480

Cheapflights Fare Finder

Customise your flight search to find flights from Seattle to England 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 858,174 searches. Data last updated 25 March 2025.
Use the filters below to find and compare flights from Seattle to England that are best for you.

Fly from

Seattle

Fly to

England

Route

Depart

Return

Price

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

Fri 2/5

19:00-14:40

1 stop11h 40m

London Gatwick

Fri 16/5

15:40-20:40

1 stop13h 00m

£454

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Tue 29/4

13:30-06:50

Nonstop9h 20m

London Heathrow

Thu 15/5

09:50-11:35

Nonstop9h 45m

£455

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Fri 2/5

15:45-20:20

1 stop20h 35m

London Heathrow

Fri 16/5

21:25-20:40

1 stop31h 15m

£458

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Tue 29/4

13:30-06:50

Nonstop9h 20m

London Heathrow

Thu 15/5

10:20-16:00

1 stop13h 40m

£464

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Wed 23/4

18:45-14:55

1 stop12h 10m

London Heathrow

Wed 30/4

09:50-16:59

1 stop15h 09m

£467

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Tue 29/4

10:25-11:50

2 stops17h 25m

London Heathrow

Thu 15/5

06:00-18:33

2 stops20h 33m

£468

SeattleLondon

SEA - STN

SEASTN

Seattle/Tacoma Intl

Thu 8/5

15:45-17:20

2 stops17h 35m

London Stansted

Thu 15/5

15:55-17:50

2 stops33h 55m

£470

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Wed 10/9

16:00-09:20

1 stop33h 20m

London Heathrow

Wed 24/9

06:40-14:00

1 stop15h 20m

£472

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

Mon 19/5

19:00-14:35

1 stop11h 35m

London Gatwick

Thu 22/5

10:00-22:00

1 stop20h 00m

£473

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Mon 21/4

20:20-17:55

1 stop13h 35m

Manchester

Mon 28/4

16:55-11:10

1 stop26h 15m

£484

Flights are sorted by cheapest return flights first.

Deals found on 25/3

Showing 1-10 of 60 results
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Best time to book a flight from Seattle to England

Have a flexible travel schedule? Discover the best time to fly to England from Seattle with our price prediction graph.
Estimated return 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 Seattle to England

What is the cheapest month to book a flight from Seattle to England?

Currently, January is the cheapest month in which you can book a flight from Seattle to England (average of £112). Flying from Seattle to England in August is currently the most expensive (average of £164). 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 SEA to ENG?

Find hourly flight availability from Seattle to England. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 25 March 2025.

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

Rainfall in England by month

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

In terms of precipitation, rainfall in England ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit England when rainfall is around 40.0 mm.

Temperature in England by month

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

If weather is an important factor for your trip to England, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing England

Get insights into the airlines that provide service to England. 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 England. Reviews last updated 25 March 2025.
To help decide which airline to fly from Seattle to England, see what other customers have to say about Delta, KLM and Finnair. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,891 reviews
Check prices

Boarding

8.2

Comfort

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very Good
7,891 reviews
Delta
8.0
Very Good
7,891 reviews
Check prices

Boarding

8.2

Comfort

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,318 reviews
Delta
8.0
Very Good
7,891 reviews
Check prices

Boarding

8.2

Comfort

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,266 reviews
Delta
8.0
Very Good
7,891 reviews
Check prices

Boarding

8.2

Comfort

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,569 reviews
Delta
8.0
Very Good
7,891 reviews
Check prices

Boarding

8.2

Comfort

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,423 reviews
Delta
8.0
Very Good
7,891 reviews
Check prices

Boarding

8.2

Comfort

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Seattle to England. 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 from for flights from Seattle to England?

    For a flight from Seattle to England, you will be flying from Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city.

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

    The cheapest airline one-way is Icelandair, with whom users have recently found tickets for as low as £222. However, be on the lookout for offers from WestJet and Virgin Atlantic, as they are both options that can get you from Seattle to England for a low price.

  • What are the most popular routes from Seattle to England?

    The most popular flight routes from Seattle to England are Seattle/Tacoma Intl - London Heathrow, Seattle/Tacoma Intl - London Gatwick and Seattle/Tacoma Intl - London City.

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

    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 Seattle to England on time: Aeromexico (80%), Singapore Airlines (80%), American Airlines (73%).

  • What are the cheapest flights from Seattle to England?

    The cheapest flight price from Seattle to England is £301. On average you can expect to pay £513. The most popular route, (Seattle/Tacoma Intl - London Heathrow), can usually be booked for £421.

  • Can I find deals for flights from Seattle to England that include hotel bookings?

    Yes. In addition to deals on Seattle to England flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Seattle to England?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to England.

  • Can I find deals for business class flights from Seattle to England?

    Yes. Cheapflights offers flight deals from Seattle to England 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 Seattle to England?

    Currently, January is the cheapest month in which you can book a flight from Seattle to England (average of £112). Flying from Seattle to England in August is currently the most expensive (average of £164). 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

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Alternative routes for Seattle to England

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Seattle to England

Discover the top 4 airlines that operate flights from Seattle to England. 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 858,174 searches. Data last updated 25 March 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£374Average£514FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
British AirwaysCheapest£407Average£733FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£464Average£735FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
KLMCheapest£512Average£826FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Seattle to England?

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Why should you use Cheapflights to find cheap flight tickets from Seattle to England?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to England from Seattle.

Can Cheapflights find flights from Seattle to England with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Seattle to England flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Seattle to England become cheaper?

Not ready to book yet? You can track prices for flights from Seattle to England on Cheapflights with our Price Alert feature and get notified when better prices are available.

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