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Cheap flights from Brighton to Seattle from £368

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Brighton to Seattle departing on 28/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap return flights

Air Canada Logo
08:30 - 18:36LHR-SEA
18h 06m2 stops
Air Canada Logo
05:30 - 06:30SEA-LHR
17h 00m2 stops
£445Air Canada
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Sat, 27 Sep - Wed, 1 Oct
Icelandair Logo
15:40 - 20:40LGW-SEA
13h 00m1 stop
Icelandair Logo
19:00 - 14:35SEA-LGW
11h 35m1 stop
£446Icelandair
Find Deal
Thu, 16 Oct - Mon, 20 Oct
Finnair Logo
17:00 - 10:35LHR-SEA
25h 35m2 stops
Finnair Logo
00:59 - 08:15SEA-LHR
23h 16m1 stop
£447Finnair
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Mon, 3 Nov - Sun, 9 Nov
Finnair Logo
09:45 - 20:46LHR-SEA
19h 01m2 stops
Finnair Logo
05:22 - 06:20SEA-LHR
16h 58m2 stops
£448Finnair
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Wed, 8 Oct - Tue, 14 Oct
Virgin Atlantic Logo
13:25 - 15:30LHR-SEA
10h 05mdirect
Virgin Atlantic Logo
17:35 - 11:20SEA-LHR
9h 45mdirect
£450Virgin Atlantic
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Mon, 22 Sep - Mon, 6 Oct
British Airways Logo
09:25 - 12:30LHR-SEA
10h 05mdirect
British Airways Logo
19:50 - 12:20SEA-LHR
9h 30mdirect
£450British Airways
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Tue, 10 Mar - Tue, 17 Mar
Virgin Atlantic Logo
13:25 - 15:30LHR-SEA
10h 05mdirect
Virgin Atlantic Logo
09:25 - 07:05SEA-LHR
13h 40m1 stop
£453Virgin Atlantic
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Tue, 7 Oct - Tue, 4 Nov
British Airways Logo
09:25 - 11:30LHR-SEA
10h 05mdirect
British Airways Logo
11:54 - 10:00SEA-LHR
14h 06m1 stop
£465British Airways
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Tue, 2 Dec - Thu, 15 Jan
KLM Logo
07:45 - 16:29LCY-SEA
16h 44m2 stops
KLM Logo
12:45 - 16:40SEA-LCY
19h 55m2 stops
£550KLM
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Fri, 3 Oct - Mon, 6 Oct
KLM Logo
10:00 - 16:05LCY-SEA
14h 05m1 stop
KLM Logo
14:00 - 11:40SEA-LCY
13h 40m1 stop
£566KLM
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Sat, 4 Oct - Fri, 10 Oct

Lufthansa flights from Brighton to Seattle

Our best Lufthansa deals on Brighton to Seattle flight tickets
Lufthansa
5 Oct
LHR06:30London Heathrow
13h 25m
1 stop
SEA11:55Seattle/Tacoma Intl
10 Dec
SEA07:00Seattle/Tacoma Intl
18h 40m
2 stops
LHR09:40London Heathrow
£449
Find similar
Lufthansa
18 Sept
LHR06:30London Heathrow
13h 25m
1 stop
SEA11:55Seattle/Tacoma Intl
27 Sept
SEA13:12Seattle/Tacoma Intl
13h 28m
1 stop
LHR10:40London Heathrow
£450
Find similar
Lufthansa
19 Sept
LHR06:30London Heathrow
13h 25m
1 stop
SEA11:55Seattle/Tacoma Intl
24 Sept
SEA14:00Seattle/Tacoma Intl
13h 45m
1 stop
LHR11:45London Heathrow
£451
Find similar

SWISS flights from Brighton to Seattle

Our best SWISS deals on Brighton to Seattle flight tickets
SWISS
19 Nov
LGW18:40London Gatwick
36h 35m
2 stops
SEA23:15Seattle/Tacoma Intl
3 Dec
SEA13:05Seattle/Tacoma Intl
20h 45m
2 stops
LGW17:50London Gatwick
£463
Find similar
SWISS
17 Sept
LCY09:25London City
19h 29m
2 stops
SEA20:54Seattle/Tacoma Intl
24 Sept
SEA15:10Seattle/Tacoma Intl
18h 05m
2 stops
LCY17:15London City
£481
Find similar
SWISS
7 Oct
LGW18:35London Gatwick
32h 01m
2 stops
SEA18:36Seattle/Tacoma Intl
4 Nov
SEA14:40Seattle/Tacoma Intl
19h 10m
2 stops
LGW17:50London Gatwick
£487
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Brighton 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, momondo users made 279,928 searches. Data last updated 12 September 2025.
Use the filters below to find and compare flights from Brighton to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Sat 27/9

08:30-18:36

2 stops18h 06m

Seattle/Tacoma Intl

Wed 1/10

05:30-06:30

2 stops17h 00m

£445

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Thu 16/10

15:40-20:40

1 stop13h 00m

Seattle/Tacoma Intl

Mon 20/10

19:00-14:35

1 stop11h 35m

£446

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Mon 3/11

17:00-10:35

2 stops25h 35m

Seattle/Tacoma Intl

Sun 9/11

00:59-08:15

1 stop23h 16m

£447

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Wed 8/10

09:45-20:46

2 stops19h 01m

Seattle/Tacoma Intl

Tue 14/10

05:22-06:20

2 stops16h 58m

£448

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Mon 22/9

13:25-15:30

Nonstop10h 05m

Seattle/Tacoma Intl

Mon 6/10

17:35-11:20

Nonstop9h 45m

£450

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Tue 10/3

09:25-12:30

Nonstop10h 05m

Seattle/Tacoma Intl

Tue 17/3

19:50-12:20

Nonstop9h 30m

£450

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Tue 7/10

13:25-15:30

Nonstop10h 05m

Seattle/Tacoma Intl

Tue 4/11

09:25-07:05

1 stop13h 40m

£453

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Tue 2/12

09:25-11:30

Nonstop10h 05m

Seattle/Tacoma Intl

Thu 15/1

11:54-10:00

1 stop14h 06m

£465

LondonSeattle

LCY - SEA

LCYSEA

London City

Fri 3/10

07:45-16:29

2 stops16h 44m

Seattle/Tacoma Intl

Mon 6/10

12:45-16:40

2 stops19h 55m

£550

LondonSeattle

LCY - SEA

LCYSEA

London City

Sat 4/10

10:00-16:05

1 stop14h 05m

Seattle/Tacoma Intl

Fri 10/10

14:00-11:40

1 stop13h 40m

£566

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seattle from

How to get the cheapest flight ticket from Brighton to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Brighton and Seattle?

What is the cheapest month to fly to Seattle?

The cheapest month to fly to Seattle from Brighton is in January. Flight prices, which tend to average around £467, are often lower during this time because this is during the off-season. The month of March is another great option to travel to Seattle, with average flight prices from Brighton averaging around £487.

What is the cheapest day to depart on your flight to Seattle?

According to our data, Wednesday is the cheapest day to fly to Seattle from Brighton. The lowest ticket price found for a Wednesday departure recently was £584. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Seattle on Sunday is £685.

What is the cheapest time of day to depart on your flight to Seattle?

According to our data, the cheapest time of day to fly to Seattle is in the evening. momondo users have found flights departing from Brighton to Seattle in the evening for as low as £521. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive, with an average ticket price of £620.

What is the cheapest Brighton to Seattle/Tacoma Intl flight route?

Fly from London Heathrow to Seattle/Tacoma Intl for the best Brighton - Seattle/Tacoma Intl flight prices

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from Brighton when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around £570 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Brighton for as low as £519 on momondo.

What cabin class options are available on Brighton to Seattle/Tacoma Intl flights?

There are 4 cabin classes available to choose from on Brighton to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Brighton to Seattle flights?

No. A direct flight is the cheapest option for a flight between Brighton to Seattle.

Cheap Brighton to Seattle flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Brighton to Seattle

Fastest flight time

9h 45m

Direct flights

Every day

Airports in Seattle

1 airport
The fastest flight from Brighton to Seattle takes 9h 45m
Direct flights go from Brighton to Seattle every day.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)
Search flight deals

  • When did momondo last update prices for flights from Brighton to Seattle/Tacoma Intl Airport?

    Prices for flights from Brighton to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Brighton to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Brighton to Seattle/Tacoma Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Brighton to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Brighton to Seattle?

Best airlines flying from Brighton to Seattle

Compare and see reviews for airlines that fly from Brighton to Seattle with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom £323Free CancellationRating
7.0
546 reviews
Search Icelandair flights
Air FrancePriceFrom £381Free CancellationRating
7.4
1,469 reviews
Search Air France flights
LufthansaPriceFrom £392Free CancellationRating
6.8
7,409 reviews
Search Lufthansa flights
FinnairPriceFrom £394Free CancellationRating
7.6
1,323 reviews
Search Finnair flights
KLMPriceFrom £401Free CancellationRating
7.8
1,385 reviews
Search KLM flights
United AirlinesPriceFrom £402Free CancellationRating
7.4
8,937 reviews
Search United Airlines flights
Aer LingusPriceFrom £403Free CancellationRating
7.2
1,271 reviews
Search Aer Lingus flights
British AirwaysPriceFrom £425Free CancellationRating
6.6
7,361 reviews
Search British Airways flights
Virgin AtlanticPriceFrom £436Free CancellationRating
7.4
664 reviews
Search Virgin Atlantic flights
DeltaPriceFrom £441Free CancellationRating
7.9
7,960 reviews
Search Delta flights

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Fife
Tukwila
Renton
SeaTac

Why use momondo?

Why should I use momondo to find a flight deal from Brighton to Seattle?

Finding the right flight to Seattle from Brighton is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seattle quick and easy, saving you time and money.

Can I find flights from Brighton to Seattle with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Brighton to Seattle flights to just show those with flexible booking policies.

How can momondo help me find flights from Brighton to Seattle?

momondo provides multiple filters to help you find the best flight to Seattle from Brighton. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Brighton to Seattle right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Seattle, momondo offers a useful price alert feature which will track prices for flights to Seattle from Brighton and alert you when they change.

An easier way to manage your Seattle trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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