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$411+ Cheap flights from Seattle (SEA) to Brighton, England

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 3/28. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LHR
Apr 16 — Apr 231
Thu 4/16
Thu 4/23
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Brighton are usually found in October or January, booked 42 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from Seattle to Brighton

Cheapest flights from Seattle to Brighton
Explore the most affordable flight options available from Seattle to Brighton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 17, 2026.

This Mytrip deal was found by Cheapflights users on 3/12. 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.
Thu 4/307:00 pm
SEA
-
STN
2 stops21h 30m
Multiple Airlines
Sun 5/106:35 am
STN
-
SEA
3 stops24h 05m
Multiple Airlines
Deal found 3/12$600
This FlightHub deal was found by Cheapflights users on 3/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/183:55 pm
SEA
-
LHR
2 stops33h 00m
Scandinavian Airlines
Mon 9/216:40 am
LHR
-
SEA
2 stops23h 25m
Scandinavian Airlines
Deal found 3/15$600
This Mytrip deal was found by Cheapflights users on 3/13. 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.
Thu 10/13:40 pm
SEA
-
LHR
1 stop20h 40m
Icelandair
Fri 10/99:25 pm
LHR
-
SEA
1 stop31h 15m
Icelandair
Deal found 3/13$601
This Mytrip deal was found by Cheapflights users on 3/16. 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.
Mon 4/132:10 pm
SEA
-
STN
2 stops25h 25m
Multiple Airlines
Tue 4/285:45 pm
STN
-
SEA
2 stops31h 14m
Multiple Airlines
Deal found 3/16$605
This Mytrip deal was found by Cheapflights users on 3/13. 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.
Sat 4/187:00 pm
SEA
-
STN
2 stops21h 05m
Multiple Airlines
Sat 4/255:55 am
STN
-
SEA
2 stops22h 45m
Multiple Airlines
Deal found 3/13$606
This Mytrip deal was found by Cheapflights users on 3/13. 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 4/177:00 pm
SEA
-
LGW
2 stops15h 00m
Multiple Airlines
Sun 4/269:50 am
LGW
-
SEA
2 stops16h 55m
Multiple Airlines
Deal found 3/13$606
This Mytrip deal was found by Cheapflights users on 3/12. 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.
Mon 4/133:40 pm
SEA
-
LHR
1 stop20h 40m
Icelandair
Tue 4/281:05 pm
LHR
-
SEA
1 stop15h 35m
Icelandair
Deal found 3/12$608
This Mytrip deal was found by Cheapflights users on 3/12. 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.
Mon 4/137:00 pm
SEA
-
LGW
1 stop11h 40m
Icelandair
Tue 4/283:40 pm
LGW
-
SEA
1 stop34h 15m
Icelandair
Deal found 3/12$609
This Gotogate deal was found by Cheapflights users on 3/14. 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.
Sat 9/123:55 pm
SEA
-
LHR
2 stops33h 40m
Scandinavian Airlines
Tue 9/156:40 am
LHR
-
SEA
2 stops15h 05m
Scandinavian Airlines
Deal found 3/14$609
This Gotogate deal was found by Cheapflights users on 3/15. 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.
Fri 9/253:55 pm
SEA
-
LHR
1 stop33h 25m
Scandinavian Airlines
Fri 10/97:50 pm
LHR
-
SEA
2 stops25h 55m
Scandinavian Airlines
Deal found 3/15$611
This Mytrip deal was found by Cheapflights users on 3/13. 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.
Mon 4/203:40 pm
SEA
-
LGW
2 stops19h 35m
Multiple Airlines
Sun 5/37:40 am
LGW
-
SEA
2 stops34h 00m
Multiple Airlines
Deal found 3/13$612
This Mytrip deal was found by Cheapflights users on 3/13. 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.
Mon 4/133:40 pm
SEA
-
LGW
2 stops20h 30m
Multiple Airlines
Tue 4/289:40 am
LGW
-
SEA
2 stops17h 05m
Multiple Airlines
Deal found 3/13$614

Find flight deals from Seattle to Brighton

Keep the following information in mind while searching for Seattle to Brighton flight deals. Data was last updated March 17, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$605
(Mytrip)

One-way from

$411
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$689
Provider with most accurate pricing for Seattle/Tacoma Intl-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-London (LON) flights.
Search Deals
From Seattle/Tacoma Intl to Brighton
Search Deals
One-way flight from Seattle/Tacoma Intl to Brighton
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($126 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Brighton 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 March 17, 2026.
Use the filters below to find and compare flights from Seattle to Brighton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

Fri 4/24

7:00 pm-2:40 pm

1 stop11h 40m

London Gatwick

Mon 4/27

3:40 pm-8:40 pm

1 stop13h 00m

$688

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Fri 4/24

7:00 pm-8:20 pm

1 stop17h 20m

London Heathrow

Mon 4/27

9:25 pm-5:55 pm

1 stop28h 30m

$690

SeattleLondon

SEA - LTN

SEALTN

Seattle/Tacoma Intl

Thu 4/16

3:40 pm-10:45 pm

2 stops23h 05m

London Luton

Tue 4/21

9:15 am-10:53 pm

3 stops21h 38m

$719

SeattleLondon

SEA - LTN

SEALTN

Seattle/Tacoma Intl

Wed 5/6

8:00 am-4:35 pm

3 stops24h 35m

London Luton

Wed 5/20

9:40 am-9:40 am

2 stops32h 00m

$721

SeattleLondon

SEA - SEN

SEASEN

Seattle/Tacoma Intl

Wed 5/6

8:00 am-9:25 pm

3 stops29h 25m

London Southend

Wed 5/20

8:25 am-9:40 am

2 stops33h 15m

$746

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Mon 4/13

6:20 pm-12:10 pm

Nonstop9h 50m

London Heathrow

Wed 4/22

6:30 am-11:45 am

1 stop13h 15m

$750

SeattleLondon

SEA - LTN

SEALTN

Seattle/Tacoma Intl

Thu 4/16

3:40 pm-10:45 pm

2 stops23h 05m

London Luton

Mon 4/20

9:15 am-10:53 pm

3 stops21h 38m

$750

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Tue 4/21

9:45 pm-3:35 pm

Nonstop9h 50m

London Heathrow

Tue 4/28

6:30 am-11:45 am

1 stop13h 15m

$751

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Wed 5/13

6:20 pm-12:10 pm

Nonstop9h 50m

London Heathrow

Wed 5/20

5:45 pm-8:11 pm

Nonstop10h 26m

$779

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Sun 5/3

9:45 pm-3:35 pm

Nonstop9h 50m

London Heathrow

Fri 5/22

11:40 am-2:00 pm

Nonstop10h 20m

$780

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/15

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Seattle to Brighton

Have a flexible travel schedule? Discover the best time to fly to Brighton from Seattle 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 Seattle to Brighton

How far ahead should I book a flight from Seattle to Brighton?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Brighton. Price data was last updated on March 13, 2026.

The price you pay for your flight from Seattle to Brighton may vary depending on when you book. For the best chance of a lower fare, look to book 41 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, February is the cheapest month in which you can book a flight from Seattle to Brighton (average of $494). Flying from Seattle to Brighton in June is currently the most expensive (average of $756). 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 BH9?

Find hourly flight availability from Seattle to Brighton. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 17, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Brighton as you normally would.

Weekly flight availability from Seattle to Brighton

Explore weekly flight availability from Seattle to Brighton. 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 March 17, 2026.

The most flights from SEA to BH9 are scheduled on a Tuesday (21 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (11 on average).

Reviews of airlines servicing Brighton

Get insights into the airlines that provide service to Brighton. 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 Brighton. Reviews last updated March 17, 2026.
Read reviews from past customers who have flown Delta,Virgin Atlantic, andAir France from Seattle to Brighton. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,288 reviews

Food

7.2

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,288 reviews
Delta
7.9
Good
8,288 reviews

Food

7.2

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Virgin Atlantic
7.5
Good
682 reviews
Delta
7.9
Good
8,288 reviews

Food

7.2

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Air France
7.4
Good
1,546 reviews
Delta
7.9
Good
8,288 reviews

Food

7.2

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Icelandair
7.1
Good
622 reviews
Delta
7.9
Good
8,288 reviews

Food

7.2

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,799 reviews
Delta
7.9
Good
8,288 reviews

Food

7.2

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

    For a flight from Seattle to Brighton, you will be flying from Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city. Seattle/Tacoma Intl is the only Seattle airport and it handles 14 outbound flights to Brighton per day. 14 airlines have flights to Brighton from Seattle/Tacoma Intl on a regular basis.

  • How long is the flight from Seattle to Brighton?

    Airlines like Icelandair, KLM, and Delta fly from Seattle to Brighton in about 9h 50m. The time it takes to get you to your destination can typically vary by up to 1h 50m. Seattle and Brighton are separated by a distance of 4783 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    To fly one-way, consider booking your trip with Icelandair, which is currently one of the cheapest options available, starting at $162. WestJet flights start at $231 while deals on Aer Lingus start at $321 one-way.

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

    When deciding which route to take from Seattle to Brighton consider Seattle/Tacoma Intl - London Heathrow, Seattle/Tacoma Intl - London Gatwick or Seattle/Tacoma Intl - London Stansted as they are the most popular.

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

    No one likes to see their flight delayed. When booking a flight from Seattle to Brighton consider choosing American Airlines (85%), Alaska Airlines (85%) or Aer Lingus (85%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Seattle to Brighton?

    The cheapest flight price from Seattle to Brighton is $311. On average you can expect to pay $2,407. The most popular route, (Seattle/Tacoma Intl - London Heathrow), can usually be booked for $570.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Seattle to Brighton (average of $494). Flying from Seattle to Brighton in June is currently the most expensive (average of $756). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from Seattle to Brighton

Discover the top 10 airlines that operate flights from Seattle to Brighton. 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 March 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$482Average$621FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$500Average$726FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$515Average$785FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$527Average$725FlexibilityNo cancel feeOn-time70%
Scandinavian AirlinesCheapest$532Average$891FlexibilityNo cancel feeOn-time77%
Air FranceCheapest$532Average$761FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$547Average$842FlexibilityNo cancel feeOn-time69%
FinnairCheapest$556Average$694FlexibilityNo cancel feeOn-time76%
DeltaCheapest$559Average$845FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$565Average$748FlexibilityNo cancel feeOn-time77%

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