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Brighton

$345+ 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 3/7. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LHR
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Brighton are usually found in November or October, booked 9 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 December 18, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 12/18. 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.
Tue 12/302:35 pmSEA - LHR
1 stop12h 15mIcelandair
Wed 1/2812:15 pmLHR - SEA
1 stop12h 45mIcelandair
Deal found 12/18$607
This Mytrip deal was found by Cheapflights users on 12/17. 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 12/292:35 pmSEA - LHR
1 stop12h 15mIcelandair
Sun 2/158:35 pmLHR - SEA
1 stop28h 25mIcelandair
Deal found 12/17$625
This CrystalTravel deal was found by Cheapflights users on 12/17. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/252:35 pmSEA - LGW
1 stop12h 20mIcelandair
Fri 1/2311:55 amLGW - SEA
1 stop13h 05mIcelandair
Deal found 12/17$720
This CrystalTravel deal was found by Cheapflights users on 12/17. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/252:35 pmSEA - LHR
1 stop20h 55mIcelandair
Fri 1/2312:15 pmLHR - SEA
1 stop12h 45mIcelandair
Deal found 12/17$723
This Cheapflightsfares deal was found by Cheapflights users on 12/17. 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 12/242:35 pmSEA - LHR
1 stop12h 15mIcelandair
Mon 3/2312:15 pmLHR - SEA
1 stop12h 45mIcelandair
Deal found 12/17$724
This Cheapflightsfares deal was found by Cheapflights users on 12/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3110:05 amSEA - LHR
2 stops16h 05mLufthansa
Mon 1/122:30 pmLHR - SEA
1 stop12h 46mLufthansa
Deal found 12/16$739
This Iberia deal was found by Cheapflights users on 12/17. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3110:16 amSEA - LHR
1 stop14h 19mIberia
Mon 1/127:40 pmLHR - SEA
2 stops21h 57mIberia
Deal found 12/17$742
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/301:35 pmSEA - LHR
1 stop33h 50mUnited Airlines
Wed 1/76:00 pmLHR - SEA
1 stop36h 16mUnited Airlines
Deal found 12/16$753
This FlightHub deal was found by Cheapflights users on 12/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:50 amSEA - LHR
2 stops17h 20mAir Canada
Wed 1/73:00 pmLHR - SEA
2 stops15h 06mAir Canada
Deal found 12/16$757
This oojo deal was found by Cheapflights users on 12/15. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/252:35 pmSEA - LHR
1 stop20h 55mIcelandair
Mon 1/128:35 pmLHR - SEA
1 stop28h 25mIcelandair
Deal found 12/15$764
This KLM deal was found by Cheapflights users on 12/17. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:05 amSEA - LHR
1 stop15h 00mKLM
Mon 1/1212:20 pmLHR - SEA
Nonstop10h 29mKLM
Deal found 12/17$788
This SWISS deal was found by Cheapflights users on 12/18. 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.
Tue 12/3010:52 amSEA - LCY
2 stops38h 33mSWISS
Wed 1/289:20 amLCY - SEA
2 stops19h 52mSWISS
Deal found 12/18$862

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 December 18, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$577
(Cheapflightsfares)

One-way from

$343
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$986
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. 15% potential increase in price ($139 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 December 18, 2025.
Use the filters below to find and compare flights from Seattle to Brighton that are best for you.

Fly from

Seattle

Fly to

Brighton

Route

Depart

Return

Price

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

Sat 3/14

3:35 pm-10:55 am

1 stop12h 20m

London Gatwick

Tue 3/24

11:55 am-6:00 pm

1 stop13h 05m

$578

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

Thu 4/16

7:00 pm-2:40 pm

1 stop11h 40m

London Gatwick

Sat 4/25

3:40 pm-8:40 pm

1 stop13h 00m

$594

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

Mon 4/13

7:00 pm-2:40 pm

1 stop11h 40m

London Gatwick

Mon 4/20

3:40 pm-8:40 pm

1 stop13h 00m

$594

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

Thu 4/9

7:00 pm-2:40 pm

1 stop11h 40m

London Gatwick

Fri 4/24

3:40 pm-8:40 pm

1 stop13h 00m

$594

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

Tue 4/14

7:00 pm-2:40 pm

1 stop11h 40m

London Gatwick

Thu 4/23

3:40 pm-8:40 pm

1 stop13h 00m

$594

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

Sat 4/11

7:00 pm-2:40 pm

1 stop11h 40m

London Gatwick

Mon 4/20

3:40 pm-8:40 pm

1 stop13h 00m

$594

SeattleLondon

SEA - LTN

SEALTN

Seattle/Tacoma Intl

Fri 1/23

3:10 pm-6:10 pm

2 stops19h 00m

London Luton

Mon 1/26

3:20 pm-7:16 pm

3 stops35h 56m

$607

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Wed 2/4

4:55 pm-10:30 am

Nonstop9h 35m

London Heathrow

Mon 2/9

6:30 am-11:40 am

1 stop13h 10m

$615

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Thu 1/15

6:25 pm-11:55 am

Nonstop9h 30m

London Heathrow

Wed 1/28

6:30 am-11:50 am

1 stop13h 20m

$615

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Tue 2/17

6:25 pm-11:55 am

Nonstop9h 30m

London Heathrow

Sun 3/1

6:30 am-11:35 am

1 stop13h 05m

$615

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 60 results
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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 December 12, 2025.

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 9 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, January is the cheapest month in which you can book a flight from Seattle to Brighton (average of $491). Flying from Seattle to Brighton in June is currently the most expensive (average of $790). 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 December 18, 2025.

It’s typically best to fly out from Seattle to Brighton in the afternoon. Doing so could potentially save you 20% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Seattle to Brighton?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Brighton. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Seattle to Brighton flight should consider departing on Monday afternoons when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 December 18, 2025.

The most flights from SEA to BH9 are scheduled on a Tuesday (21 on average). You will have fewer flight options on Saturday, 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 December 18, 2025.
Read reviews from past customers who have flown Delta, Virgin Atlantic, and Icelandair 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
8,005 reviews

Comfort

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.9

Food

7.3

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
8,005 reviews
Delta
7.9
Good
8,005 reviews

Comfort

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.9

Food

7.3

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
675 reviews
Delta
7.9
Good
8,005 reviews

Comfort

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.9

Food

7.3

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
7.0
Good
591 reviews
Delta
7.9
Good
8,005 reviews

Comfort

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.9

Food

7.3

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.
Iberia
7.0
Good
3,053 reviews
Delta
7.9
Good
8,005 reviews

Comfort

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.9

Food

7.3

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
7,585 reviews
Delta
7.9
Good
8,005 reviews

Comfort

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.9

Food

7.3

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 Lufthansa, Icelandair, and Virgin Atlantic fly from Seattle to Brighton in about 12h 20m. The time it takes to get you to your destination can typically vary by up to 5h 10m. Seattle and Brighton are separated by a distance of 4807 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 $166. WestJet flights start at $222 while deals on Aer Lingus start at $362 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 City 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 Air France (81%), KLM (81%) or Delta (80%) 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 $333. On average you can expect to pay $2,221. The most popular route, (Seattle/Tacoma Intl - London Heathrow), can usually be booked for $497.

  • 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, January is the cheapest month in which you can book a flight from Seattle to Brighton (average of $491). Flying from Seattle to Brighton in June is currently the most expensive (average of $790). 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 Brighton

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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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$465Average$859FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$481Average$657FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$500Average$700FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$517Average$817FlexibilityNo cancel feeOn-time71%
Air FranceCheapest$532Average$762FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$543Average$782FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$547Average$820FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$553Average$989FlexibilityNo cancel feeOn-time75%
FinnairCheapest$556Average$694FlexibilityNo cancel feeOn-time76%
DeltaCheapest$562Average$834FlexibilityNo cancel feeOn-timeN/A

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