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Cheap flights from Bristol to Seattle from £314

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bristol to Seattle departing on 9/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Bristol to Seattle

Cheap return flights

Enter your travel dates to find the best prices.
Aer Lingus Logo
08:25 - 17:10
BRS
-
SEA
16h 45m
1 stop
Aer Lingus Logo
19:10 - 16:00
SEA
-
BRS
12h 50m
1 stop
£622Aer Lingus
Thu, 11 Jun - Wed, 17 Jun
Multiple Airlines Logo
08:55 - 17:10
BRS
-
SEA
16h 15m
1 stop
Multiple Airlines Logo
19:10 - 20:15
SEA
-
BRS
17h 05m
1 stop
£641Multiple Airlines
Mon, 1 Jun - Mon, 15 Jun
Multiple Airlines Logo
08:55 - 18:45
BRS
-
SEA
41h 50m
3 stops
Multiple Airlines Logo
05:45 - 20:15
SEA
-
BRS
30h 30m
3 stops
£755Multiple Airlines
Mon, 1 Jun - Mon, 15 Jun
Multiple Airlines Logo
07:00 - 18:45
BRS
-
SEA
43h 45m
3 stops
Multiple Airlines Logo
10:45 - 19:10
SEA
-
BRS
24h 25m
3 stops
£789Multiple Airlines
Thu, 11 Jun - Wed, 17 Jun
Aer Lingus Logo
08:25 - 17:10
BRS
-
SEA
16h 45m
1 stop
Aer Lingus Logo
06:00 - 14:25
SEA
-
BRS
24h 25m
2 stops
£847Aer Lingus
Thu, 11 Jun - Wed, 17 Jun
Multiple Airlines Logo
19:05 - 15:40
BRS
-
SEA
28h 35m
2 stops
Multiple Airlines Logo
05:45 - 23:05
SEA
-
BRS
33h 20m
3 stops
£856Multiple Airlines
Mon, 1 Jun - Mon, 15 Jun
Delta Logo
09:20 - 20:57
BRS
-
SEA
19h 37m
2 stops
Delta Logo
13:37 - 13:15
SEA
-
BRS
15h 38m
2 stops
£876Delta
Thu, 11 Jun - Wed, 17 Jun
Aer Lingus Logo
20:25 - 10:17
BRS
-
SEA
45h 52m
2 stops
Aer Lingus Logo
06:00 - 14:25
SEA
-
BRS
24h 25m
2 stops
£878Aer Lingus
Mon, 1 Jun - Mon, 15 Jun
Multiple Airlines Logo
08:55 - 18:45
BRS
-
SEA
41h 50m
3 stops
Multiple Airlines Logo
19:10 - 23:05
SEA
-
BRS
19h 55m
1 stop
£878Multiple Airlines
Mon, 1 Jun - Mon, 15 Jun
Multiple Airlines Logo
20:25 - 17:10
BRS
-
SEA
28h 45m
1 stop
Multiple Airlines Logo
23:15 - 14:25
SEA
-
BRS
31h 10m
2 stops
£880Multiple Airlines
Sun, 7 Jun - Sat, 13 Jun

Aer Lingus flights from Bristol to Seattle

Our best Aer Lingus deals on Bristol to Seattle flight tickets
Aer Lingus
11 Jun
BRS08:25Bristol
16h 45m
1 stop
SEA17:10Seattle/Tacoma Intl
17 Jun
SEA19:10Seattle/Tacoma Intl
12h 50m
1 stop
BRS16:00Bristol
£622
Aer Lingus
11 Jun
BRS08:25Bristol
16h 45m
1 stop
SEA17:10Seattle/Tacoma Intl
17 Jun
SEA06:00Seattle/Tacoma Intl
24h 25m
2 stops
BRS14:25Bristol
£847
Aer Lingus
1 Jun
BRS20:25Bristol
45h 52m
2 stops
SEA10:17Seattle/Tacoma Intl
15 Jun
SEA06:00Seattle/Tacoma Intl
24h 25m
2 stops
BRS14:25Bristol
£878

Delta flights from Bristol to Seattle

Our best Delta deals on Bristol to Seattle flight tickets
Delta
11 Jun
BRS09:20Bristol
19h 37m
2 stops
SEA20:57Seattle/Tacoma Intl
17 Jun
SEA13:37Seattle/Tacoma Intl
15h 38m
2 stops
BRS13:15Bristol
£876
Delta
27 Jun
BRS06:15Bristol
18h 09m
1 stop
SEA16:24Seattle/Tacoma Intl
4 Jul
SEA14:30Seattle/Tacoma Intl
18h 30m
2 stops
BRS17:00Bristol
£901
Delta
27 Jun
BRS10:45Bristol
18h 12m
2 stops
SEA20:57Seattle/Tacoma Intl
4 Jul
SEA07:20Seattle/Tacoma Intl
18h 55m
2 stops
BRS10:15Bristol
£943

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 13 May 2026.
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

Cheapest return flight
Fastest return journey

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Thu 11/6

08:25-17:10

1 stop16h 45m

Seattle/Tacoma Intl

Wed 17/6

19:10-16:00

1 stop12h 50m

£622

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Mon 1/6

08:55-17:10

1 stop16h 15m

Seattle/Tacoma Intl

Mon 15/6

19:10-20:15

1 stop17h 05m

£641

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Mon 1/6

08:55-18:45

3 stops41h 50m

Seattle/Tacoma Intl

Mon 15/6

05:45-20:15

3 stops30h 30m

£755

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Thu 11/6

07:00-18:45

3 stops43h 45m

Seattle/Tacoma Intl

Wed 17/6

10:45-19:10

3 stops24h 25m

£789

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Thu 11/6

08:25-17:10

1 stop16h 45m

Seattle/Tacoma Intl

Wed 17/6

06:00-14:25

2 stops24h 25m

£847

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Mon 1/6

19:05-15:40

2 stops28h 35m

Seattle/Tacoma Intl

Mon 15/6

05:45-23:05

3 stops33h 20m

£856

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Thu 11/6

09:20-20:57

2 stops19h 37m

Seattle/Tacoma Intl

Wed 17/6

13:37-13:15

2 stops15h 38m

£876

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Mon 1/6

20:25-10:17

2 stops45h 52m

Seattle/Tacoma Intl

Mon 15/6

06:00-14:25

2 stops24h 25m

£878

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Mon 1/6

08:55-18:45

3 stops41h 50m

Seattle/Tacoma Intl

Mon 15/6

19:10-23:05

1 stop19h 55m

£878

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Sun 7/6

20:25-17:10

1 stop28h 45m

Seattle/Tacoma Intl

Sat 13/6

23:15-14:25

2 stops31h 10m

£880

Flights are sorted by cheapest return flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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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

Can stopping save me money on Bristol to Seattle flights?

You could potentially save up to 14% 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

Fastest flight time

13h 52m

Direct flights

None
The fastest flight from Bristol to Seattle takes 13h 52m
There are no direct flights from Bristol to Seattle. There are no popular flight routes from Bristol to Seattle.
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Frequently asked questions about flying from Bristol to Seattle

  • 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 52m, 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 £532Free CancellationRating
7.8
1,517 reviews
Search KLM flights

Travelling to a place near Seattle?

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

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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