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Cheap flights from Bristol to Seattle from £335

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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
BRS — SEA
5 Aug — 12 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Bristol to Seattle

Enter your travel dates to find the best prices.

Cheapest flights from Bristol to Seattle
Explore the most affordable flight options available from Bristol to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 July 2026.

Wed 5/809:20
BRS
-
SEA
1 stop15h 50m
Multiple Airlines
Wed 12/819:10
SEA
-
BRS
1 stop19h 45m
Multiple Airlines
Deal found 1/7£645
Tue 18/808:20
BRS
-
SEA
1 stop16h 50m
Multiple Airlines
Tue 25/819:10
SEA
-
BRS
1 stop13h 25m
Multiple Airlines
Deal found 4/7£668
Sat 5/917:40
BRS
-
SEA
1 stop26h 07m
KLM
Sat 19/913:50
SEA
-
BRS
1 stop12h 25m
KLM
Deal found 3/7£668
Tue 18/808:25
BRS
-
SEA
1 stop16h 45m
Aer Lingus
Tue 25/819:10
SEA
-
BRS
1 stop12h 50m
Aer Lingus
Deal found 5/7£671
Mon 16/1112:25
BRS
-
SEA
1 stop13h 55m
Multiple Airlines
Fri 20/1114:35
SEA
-
BRS
2 stops35h 55m
Multiple Airlines
Deal found 4/7£671
Wed 19/808:25
BRS
-
SEA
1 stop16h 45m
Aer Lingus
Wed 26/819:10
SEA
-
BRS
1 stop12h 50m
Aer Lingus
Deal found 5/7£691
Sat 5/906:15
BRS
-
SEA
2 stops16h 40m
Delta
Sat 19/907:30
SEA
-
BRS
2 stops18h 45m
Delta
Deal found 6/7£692

Find flight deals from Bristol to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Bristol (BRS) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 6 July 2026.

Round-trip from

£645

One-way from

£335
5/8-12/8
  • 5/8-12/8
  • 2 total stops
  • 35h 35m total
  • Bristol to Seattle
Search Deals
7/9
  • 7/9
  • 3 total stops
  • 44h 35m total
  • Bristol to Seattle
Search Deals

Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 6 July 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

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Sat 5/9

17:40-11:47

1 stop26h 07m

Seattle/Tacoma Intl

Sat 19/9

13:50-10:15

1 stop12h 25m

£668
Fastest return journey

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Sat 5/9

06:15-14:55

2 stops16h 40m

Seattle/Tacoma Intl

Sat 19/9

07:30-10:15

2 stops18h 45m

£691

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Wed 22/7

10:45-11:33

1 stop32h 48m

Seattle/Tacoma Intl

Wed 29/7

10:35-10:15

2 stops15h 40m

£767

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Wed 22/7

10:45-23:02

2 stops20h 17m

Seattle/Tacoma Intl

Wed 29/7

09:30-10:15

2 stops16h 45m

£772
Cheapest one-way

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Mon 7/9

21:05-09:40

3 stops44h 35m

£335
Fastest single journey

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Mon 7/9

12:25-17:10

1 stop12h 45m

£406

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Sat 8/8

07:45-11:04

3 stops35h 19m

£510

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Sat 8/8

06:15-11:37

1 stop13h 22m

£855

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Mon 7/9

14:55-19:15

2 stops36h 20m

£9,910

Flights are sorted by cheapest return flights first.

Deals found on 5/7

Sorted by cheapest first

Best time to book a flight from Bristol to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Bristol with our price prediction graph.
Estimated return 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.

Related info for your journey

Find useful and relevant information for your journey from Bristol to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Bristol to Seattle?

    Departing from Bristol to Seattle will take you 26h 07m. The distance between Bristol and Seattle is about 4727 mi.

  • Can I find deals for flights from Bristol to Seattle that include hotel bookings?

    Yes. In addition to deals on Bristol to Seattle flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Bristol to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bristol to Seattle.

  • Can I find deals for business class flights from Bristol to Seattle?

    Yes. Cheapflights offers flight deals from Bristol to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Federal Way
SeaTac

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When you search for this flight from Bristol to Seattle, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Bristol to Seattle?

Millions of users choose and trust Cheapflights to book the best flight deals from Bristol to Seattle for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Bristol to Seattle with no change fees?

Yes, we can. To see specific flights from Bristol to Seattle with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Bristol to Seattle become cheaper?

Yes! Start tracking prices for Bristol to Seattle flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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