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$408+ Cheap flights from Bristol (BRS) to Seattle (SEA)

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 10/22. Fares are subject to change and may not be available on all flights or dates of travel.
BRS — SEA
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap 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 September 11, 2025.

Round-trip from

$818
(Mytrip)

One-way from

$408
(Kiwi.com)

Popular in

April

Cheapest in

March

Average price

$796
From Bristol to Seattle/Tacoma Intl
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One-way flight from Bristol to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 4% potential increase in price ($40 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Bristol to Seattle

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 September 11, 2025.

This Mytrip deal was found by Cheapflights users on 9/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/268:25 amBRS - SEA
2 stops16h 35mMultiple Airlines
Sun 11/22:35 pmSEA - BRS
2 stops17h 05mMultiple Airlines
Deal found 9/10$818
This Netflights deal was found by Cheapflights users on 9/10. 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 Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/116:15 amBRS - SEA
1 stop13h 35mMultiple Airlines
Sat 10/182:10 pmSEA - BRS
1 stop23h 55mMultiple Airlines
Deal found 9/10$904
This TravelUp deal was found by Cheapflights users on 9/10. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/116:15 amBRS - SEA
2 stops25h 39mVirgin Atlantic
Sat 10/181:30 pmSEA - BRS
2 stops43h 30mVirgin Atlantic
Deal found 9/10$994
This Booking.com deal was found by Cheapflights users on 9/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/267:40 pmBRS - SEA
1 stop30h 40mBritish Airways
Sun 11/28:05 pmSEA - BRS
1 stop14h 35mBritish Airways
Deal found 9/10$1,073
This KLM deal was found by Cheapflights users on 9/11. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/215:30 pmBRS - SEA
1 stop26h 20mKLM
Mon 1/53:10 pmSEA - BRS
1 stop35h 05mKLM
Deal found 9/11$1,370
This oojo deal was found by Cheapflights users on 9/10. 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.
Sat 10/111:40 pmBRS - SEA
2 stops29h 50mAer Lingus
Fri 10/1712:34 amSEA - BRS
2 stops23h 21mAer Lingus
Deal found 9/10$1,384

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Bristol to Seattle that are best for you.

Fly from

Bristol

Fly to

Seattle

Route

Depart

Return

Price

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Sun 10/26

8:25 am-6:00 pm

2 stops16h 35m

Seattle/Tacoma Intl

Sun 11/2

2:35 pm-3:40 pm

2 stops17h 05m

$818

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Fri 10/24

6:15 am-4:05 pm

1 stop17h 50m

Seattle/Tacoma Intl

Fri 10/31

7:25 am-8:25 am

2 stops18h 00m

$893

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Sat 10/11

6:15 am-11:50 am

1 stop13h 35m

Seattle/Tacoma Intl

Sat 10/18

2:10 pm-10:05 pm

1 stop23h 55m

$904

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Sat 10/11

6:15 am-11:54 pm

2 stops25h 39m

Seattle/Tacoma Intl

Sat 10/18

1:30 pm-5:00 pm

2 stops43h 30m

$994

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Sun 10/26

7:40 pm-7:20 pm

1 stop30h 40m

Seattle/Tacoma Intl

Sun 11/2

8:05 pm-6:40 pm

1 stop14h 35m

$1,073

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Fri 10/24

12:25 pm-5:50 pm

1 stop13h 25m

Seattle/Tacoma Intl

Fri 10/31

9:05 pm-8:10 am

1 stop28h 05m

$1,092

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Wed 10/22

2:55 pm-10:49 am

3 stops51h 54m

$408

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Thu 10/23

7:00 am-10:49 am

3 stops35h 49m

$438

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

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 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 Bristol to Seattle

What is the cheapest month to book a flight from Bristol to Seattle?

Currently, January is the cheapest month in which you can book a flight from Bristol to Seattle (average of $238). Flying from Bristol to Seattle in June is currently the most expensive (average of $388). 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.

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?

    Airlines like Delta fly from Bristol to Seattle in about 17h 50m. The time it takes to get you to your destination can typically vary by up to . There are 4727 mi between Bristol and Seattle.

  • 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 vacation 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.

  • What is the cheapest month to book a flight from Bristol to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Bristol to Seattle (average of $238). Flying from Bristol to Seattle in June is currently the most expensive (average of $388). 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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lynnwood
Edmonds
Leavenworth
Lacey
Renton
Olympia
Kent
Federal Way
Cle Elum
Puyallup
Chehalis
Kirkland
Issaquah
Aberdeen
Shoreline

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