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$285+ 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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LHR
may. 6 — may. 131
mar. 5/6
mar. 5/13
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 75 days in advance, depart on a Tuesday or Monday and return on a Wednesday

Cheap flight deals from Seattle to Brighton

Keep the following information in mind while searching for Seattle to Brighton flight deals. Data was last updated mayo 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$628
(Delta)

One-way from

$285
(oojo)

Popular in

June

Cheapest in

October

Average price

$796
Provider with most accurate pricing for Seattle/Tacoma Intl-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-London (LON) flights.
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From Seattle/Tacoma Intl to Brighton
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One-way flight from Seattle/Tacoma Intl to Brighton
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Highest demand for flights based on searches. 18% potential increase in price ($178 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find 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 mayo 1, 2025.

This oojo deal was found by Cheapflights users on 4/28. 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.
sáb. 7/2611:30 pmSEA - LHR
1 stop28h 25mIcelandair
jue. 8/289:25 pmLHR - SEA
1 stop22h 00mIcelandair
Deal found 4/28$626
This Delta deal was found by Cheapflights users on 4/30. 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.
sáb. 8/2311:35 pmSEA - LHR
1 stop23h 10mDelta
vie. 9/56:00 pmLHR - SEA
Nonstop10h 25mDelta
Deal found 4/30$628
This Cheapflightsfares deal was found by Cheapflights users on 4/29. 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.
mié. 5/214:00 pmSEA - LHR
1 stop21h 40mScandinavian Airlines
lun. 5/266:40 amLHR - SEA
1 stop15h 10mScandinavian Airlines
Deal found 4/29$629
This oojo deal was found by Cheapflights users on 4/30. 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.
vie. 5/23:45 pmSEA - LGW
1 stop12h 00mIcelandair
mar. 5/203:40 pmLGW - SEA
1 stop13h 00mIcelandair
Deal found 4/30$630
This Air Canada deal was found by Cheapflights users on 4/30. 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.
mié. 11/1210:00 amSEA - LHR
1 stop16h 10mMultiple Airlines
mié. 11/196:30 amLHR - SEA
2 stops15h 56mMultiple Airlines
Deal found 4/30$638
This Delta deal was found by Cheapflights users on 4/30. 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.
sáb. 7/263:15 pmSEA - LGW
2 stops34h 45mDelta
vie. 8/2912:00 pmLGW - SEA
1 stop18h 53mDelta
Deal found 4/30$641
This Air Canada deal was found by Cheapflights users on 4/30. 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.
mar. 8/267:20 amSEA - LHR
1 stop15h 10mAir Canada
mié. 9/35:10 pmLHR - SEA
2 stops33h 26mAir Canada
Deal found 4/30$645
This Cheapflightsfares deal was found by Cheapflights users on 4/29. 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.
vie. 9/51:30 pmSEA - LHR
Nonstop9h 20mIberia
mar. 9/234:30 pmLHR - SEA
Nonstop9h 50mIberia
Deal found 4/29$646
This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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.
lun. 8/258:20 pmSEA - LHR
Nonstop9h 20mBritish Airways
lun. 9/89:50 amLHR - SEA
Nonstop9h 45mBritish Airways
Deal found 4/30$650
This United Airlines deal was found by Cheapflights users on 4/30. 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.
sáb. 8/1611:48 pmSEA - LHR
1 stop22h 32mUnited Airlines
mar. 8/269:30 amLHR - SEA
2 stops41h 19mUnited Airlines
Deal found 4/30$655
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/197:00 pmSEA - LGW
1 stop11h 35mMultiple Airlines
jue. 5/2910:45 amLGW - SEA
2 stops21h 25mMultiple Airlines
Deal found 4/30$657
This SWISS deal was found by Cheapflights users on 4/30. 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.
mar. 9/231:45 pmSEA - LGW
2 stops20h 05mSWISS
mar. 10/76:35 pmLGW - SEA
2 stops32h 01mSWISS
Deal found 4/30$661

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 mayo 1, 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 - LHR

SEALHR

Seattle/Tacoma Intl

sáb. 7/26

11:30 pm-11:55 am

1 stop28h 25m

London Heathrow

jue. 8/28

9:25 pm-11:25 am

1 stop22h 00m

$626

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

sáb. 8/23

11:35 pm-6:45 am

1 stop23h 10m

London Heathrow

vie. 9/5

6:00 pm-8:25 pm

Nonstop10h 25m

$628

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

mié. 5/21

4:00 pm-9:40 pm

1 stop21h 40m

London Heathrow

lun. 5/26

6:40 am-1:50 pm

1 stop15h 10m

$629

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

dom. 8/17

1:30 pm-6:50 am

Nonstop9h 20m

London Heathrow

jue. 8/28

12:30 pm-8:02 pm

1 stop15h 32m

$634

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

sáb. 9/27

7:00 pm-2:40 pm

1 stop11h 40m

London Gatwick

mié. 10/1

3:40 pm-8:40 pm

1 stop13h 00m

$636

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

mié. 8/27

7:20 am-10:00 am

1 stop18h 40m

London Heathrow

jue. 9/4

6:30 am-6:36 pm

2 stops20h 06m

$638

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

sáb. 7/26

3:15 pm-10:00 am

2 stops34h 45m

London Gatwick

jue. 8/28

12:00 pm-10:53 pm

1 stop18h 53m

$641

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

mar. 8/26

7:20 am-6:30 am

1 stop15h 10m

London Heathrow

mié. 9/3

5:10 pm-6:36 pm

2 stops33h 26m

$645

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

vie. 9/5

1:30 pm-6:50 am

Nonstop9h 20m

London Heathrow

mar. 9/23

4:30 pm-6:20 pm

Nonstop9h 50m

$646

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

dom. 8/17

10:00 am-11:50 am

2 stops17h 50m

London Heathrow

jue. 8/28

6:30 am-11:55 am

1 stop13h 25m

$651

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

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 April 25, 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 75 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, November is the cheapest month in which you can book a flight from Seattle to Brighton (average of $661). Flying from Seattle to Brighton in June is currently the most expensive (average of $1,103). 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 mayo 1, 2025.

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.

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 Tuesday at noon when fares are most often at their lowest. Friday 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 mayo 1, 2025.

The most flights from SEA to BH9 are scheduled on a Monday (22 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (16 on average).

Rainfall in Brighton by month

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

In terms of precipitation, rainfall in Brighton ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit Brighton when rainfall is around 1.6 in.

Temperature in Brighton by month

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

If weather is an important factor for your trip to Brighton, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 mayo 1, 2025.
To help decide which airline to fly from Seattle to Brighton, see what other customers have to say about Delta, KLM and Finnair. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,934 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

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
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

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
1,334 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

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
1,275 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

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
1,588 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

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
1,446 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

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 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 21 outbound flights to Brighton per day. 15 airlines have flights to Brighton from Seattle/Tacoma Intl on a regular basis.

  • 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 $285. JetBlue flights start at $364 while deals on British Airways start at $377 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 Scandinavian Airlines (90%), KLM (85%) or Aeromexico (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 $409. On average you can expect to pay $2,417. The most popular route, (Seattle/Tacoma Intl - London Heathrow), can usually be booked for $485.

  • 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, November is the cheapest month in which you can book a flight from Seattle to Brighton (average of $661). Flying from Seattle to Brighton in June is currently the most expensive (average of $1,103). 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

See prices for flight routes from nearby airports that may be better suited for you.
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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 mayo 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$378Average$768FlexibilityNo cancel feeOn-time76%
IcelandairCheapest$504Average$675FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$550Average$876FlexibilityNo cancel feeOn-time69%
IberiaCheapest$579Average$732FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$583Average$819FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$584Average$789FlexibilityNo cancel feeOn-time77%
FinnairCheapest$597Average$781FlexibilityNo cancel feeOn-time76%
KLMCheapest$598Average$1,000FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$615Average$870FlexibilityNo cancel feeOn-time77%
DeltaCheapest$616Average$867FlexibilityNo cancel feeOn-timeN/A

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