Cheap flights from Bristol to Seattle from £533

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Bristol to Seattle departing on 11/9. 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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Cheap return flights

Aer Lingus Logo
08:25 - 17:50BRS-SEA
17h 25m1 stop
Aer Lingus Logo
19:35 - 18:35SEA-BRS
15h 00m1 stop
£533Aer Lingus
Find Deal
Thu, 11 Sep - Thu, 18 Sep
 Logo
08:25 - 17:50BRS-SEA
17h 25m2 stops
 Logo
15:45 - 18:35SEA-BRS
18h 50m2 stops
Thu, 11 Sep - Thu, 18 Sep
 Logo
08:55 - 17:50BRS-SEA
16h 55m1 stop
 Logo
18:38 - 13:05SEA-BRS
34h 27m2 stops
Thu, 11 Sep - Thu, 18 Sep
Delta Logo
06:15 - 16:05BRS-SEA
17h 50m1 stop
Delta Logo
07:50 - 13:15SEA-BRS
21h 25m2 stops
£703Delta
Find Deal
Fri, 12 Sep - Fri, 19 Sep
Delta Logo
06:15 - 16:45BRS-SEA
18h 30m2 stops
Delta Logo
07:50 - 13:15SEA-BRS
21h 25m2 stops
£707Delta
Find Deal
Fri, 12 Sep - Fri, 19 Sep
 Logo
08:55 - 10:59BRS-SEA
34h 04m3 stops
 Logo
12:00 - 21:35SEA-BRS
25h 35m2 stops
Thu, 11 Sep - Thu, 18 Sep
 Logo
08:55 - 10:59BRS-SEA
34h 04m3 stops
 Logo
05:30 - 18:30SEA-BRS
29h 00m3 stops
Thu, 11 Sep - Thu, 18 Sep
Aer Lingus Logo
12:25 - 17:50BRS-SEA
13h 25m1 stop
Aer Lingus Logo
19:35 - 07:55SEA-BRS
28h 20m1 stop
£791Aer Lingus
Find Deal
Fri, 12 Sep - Fri, 19 Sep
KLM Logo
13:40 - 11:50BRS-SEA
30h 10m1 stop
KLM Logo
15:00 - 22:10SEA-BRS
23h 10m1 stop
£1,132KLM
Find Deal
Sun, 21 Dec - Mon, 5 Jan
KLM Logo
13:40 - 11:50BRS-SEA
30h 10m1 stop
KLM Logo
15:00 - 10:15SEA-BRS
35h 15m1 stop
£1,139KLM
Find Deal
Sun, 21 Dec - Mon, 5 Jan

KLM flights from Bristol to Seattle

Our best KLM deals on Bristol to Seattle flight tickets
KLM
21 Dec
BRS13:40Bristol
30h 10m
1 stop
SEA11:50Seattle/Tacoma Intl
5 Jan
SEA15:00Seattle/Tacoma Intl
23h 10m
1 stop
BRS22:10Bristol
KLM
21 Dec
BRS13:40Bristol
30h 10m
1 stop
SEA11:50Seattle/Tacoma Intl
5 Jan
SEA15:00Seattle/Tacoma Intl
35h 15m
1 stop
BRS10:15Bristol
KLM
21 Dec
BRS06:00Bristol
20h 17m
2 stops
SEA18:17Seattle/Tacoma Intl
5 Jan
SEA08:25Seattle/Tacoma Intl
17h 50m
2 stops
BRS10:15Bristol

Aer Lingus flights from Bristol to Seattle

Our best Aer Lingus deals on Bristol to Seattle flight tickets
Aer Lingus
11 Sept
BRS08:25Bristol
17h 25m
1 stop
SEA17:50Seattle/Tacoma Intl
18 Sept
SEA19:35Seattle/Tacoma Intl
15h 00m
1 stop
BRS18:35Bristol
Aer Lingus
12 Sept
BRS12:25Bristol
13h 25m
1 stop
SEA17:50Seattle/Tacoma Intl
19 Sept
SEA19:35Seattle/Tacoma Intl
28h 20m
1 stop
BRS07:55Bristol
Aer Lingus
5 Aug
BRS08:25Bristol
20h 05m
2 stops
SEA20:30Seattle/Tacoma Intl
11 Aug
SEA19:35Seattle/Tacoma Intl
15h 00m
1 stop
BRS18:35Bristol

momondo Fare Finder

 
Customise your flight search to find flights from Bristol 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 31 July 2025.
Use the filters below to find and compare flights from Bristol to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Thu 11/9

08:25-17:50

1 stop17h 25m

Seattle/Tacoma Intl

Thu 18/9

19:35-18:35

1 stop15h 00m

£533

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Thu 11/9

08:25-17:50

2 stops17h 25m

Seattle/Tacoma Intl

Thu 18/9

15:45-18:35

2 stops18h 50m

£595

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Thu 11/9

08:55-17:50

1 stop16h 55m

Seattle/Tacoma Intl

Thu 18/9

18:38-13:05

2 stops34h 27m

£643

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Fri 12/9

06:15-16:05

1 stop17h 50m

Seattle/Tacoma Intl

Fri 19/9

07:50-13:15

2 stops21h 25m

£703

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Fri 12/9

06:15-16:45

2 stops18h 30m

Seattle/Tacoma Intl

Fri 19/9

07:50-13:15

2 stops21h 25m

£707

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Thu 11/9

08:55-10:59

3 stops34h 04m

Seattle/Tacoma Intl

Thu 18/9

12:00-21:35

2 stops25h 35m

£773

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Thu 11/9

08:55-10:59

3 stops34h 04m

Seattle/Tacoma Intl

Thu 18/9

05:30-18:30

3 stops29h 00m

£774

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Fri 12/9

12:25-17:50

1 stop13h 25m

Seattle/Tacoma Intl

Fri 19/9

19:35-07:55

1 stop28h 20m

£791

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Sun 21/12

13:40-11:50

1 stop30h 10m

Seattle/Tacoma Intl

Mon 5/1

15:00-22:10

1 stop23h 10m

£1,132

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Sun 21/12

13:40-11:50

1 stop30h 10m

Seattle/Tacoma Intl

Mon 5/1

15:00-10:15

1 stop35h 15m

£1,139

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Seattle from

How to get the cheapest flight ticket from Bristol 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 cheapest month to fly to Seattle?

The cheapest month to fly to Seattle from Bristol is in March. Flight prices, which tend to average around £586, are often lower during this time because this is during the off-season. The month of September is another great option to travel to Seattle, with average flight prices from Bristol averaging around £598.

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

According to our data, Saturday is the cheapest day to fly to Seattle from Bristol. The lowest ticket price found for a Saturday departure recently was £620. 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 Wednesday as prices are generally higher than usual. According to our data, the average ticket price to Seattle on Wednesday is £795.

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 afternoon. momondo users have found flights departing from Bristol to Seattle in the afternoon for as low as £670. 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 morning are often more expensive, with an average ticket price of £675.

Can stopping save me money on Bristol to Seattle flights?

You could potentially save up to 11% on your flight if you consider stops on a Bristol to Seattle flight.

When to book flights from Bristol to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Bristol to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Bristol to Seattle (BRS to SEA) flight deals and tips

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

Best price found

£533

Fastest flight time

13h 25m

Direct flights

None

Airports in Seattle

1 airport
The best flight deal from Bristol to Seattle found on momondo in the last 72 hours is £533
The fastest flight from Bristol to Seattle takes 13h 25m
There are no direct flights from Bristol to Seattle. Popular non-direct route for this connection is Bristol Airport - Seattle/Tacoma Intl Airport.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

  • How far is Bristol to Seattle/Tacoma Intl by plane?

    The distance between Bristol and Seattle/Tacoma Intl is about 4718.0 mi. Flights usually cover this in 13h 25m, depending on flying conditions and air traffic around both airports.

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

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Bristol Airport to Seattle/Tacoma Intl Airport.

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

    The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Bristol to Seattle?


Best airlines flying from Bristol to Seattle

Compare and see reviews for airlines that fly from Bristol to Seattle with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom £541Free CancellationRating
7.8
1,383 reviews
Search KLM flights
Virgin AtlanticPriceFrom £573Free CancellationRating
7.4
655 reviews
Search Virgin Atlantic flights

Travelling to a place near Seattle?

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

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Seattle from Bristol.

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

momondo does allow users to show only those flights to Seattle from Bristol which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Bristol to Seattle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Bristol to Seattle flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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Tue 5/8
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