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$691+ Cheap flights from Bristol (BRS) to Seattle (SEA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
BRS — SEA
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap 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 January 27, 2026.

This TravelUp deal was found by Cheapflights users on 1/25. 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.
Wed 3/118:20 am
BRS
-
SEA
1 stop18h 00m
British Airways
Wed 3/189:05 pm
SEA
-
BRS
1 stop14h 35m
British Airways
Deal found 1/25$691
This Delta deal was found by Cheapflights users on 1/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/116:00 am
BRS
-
SEA
1 stop13h 35m
Delta
Wed 3/186:00 am
SEA
-
BRS
2 stops19h 25m
Delta
Deal found 1/25$714
This TravelUp deal was found by Cheapflights users on 1/25. 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.
Sun 2/227:40 pm
BRS
-
SEA
1 stop30h 40m
British Airways
Sun 3/18:05 pm
SEA
-
BRS
1 stop14h 35m
British Airways
Deal found 1/25$763
This British Airways deal was found by Cheapflights users on 1/27. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/298:25 pm
BRS
-
SEA
1 stop28h 45m
British Airways
Thu 7/96:55 pm
SEA
-
BRS
1 stop15h 40m
British Airways
Deal found 1/27$793
This British Airways deal was found by Cheapflights users on 1/24. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/212:25 pm
BRS
-
SEA
1 stop12h 45m
British Airways
Fri 5/86:55 pm
SEA
-
BRS
1 stop29h 00m
British Airways
Deal found 1/24$797
This Expedia deal was found by Cheapflights users on 1/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/226:00 am
BRS
-
SEA
2 stops19h 00m
KLM
Sun 3/19:55 pm
SEA
-
BRS
2 stops31h 15m
KLM
Deal found 1/25$800
This British Airways deal was found by Cheapflights users on 1/27. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/298:25 pm
BRS
-
SEA
1 stop28h 45m
British Airways
Mon 7/66:55 pm
SEA
-
BRS
1 stop13h 05m
British Airways
Deal found 1/27$830
This Delta deal was found by Cheapflights users on 1/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/226:00 am
BRS
-
SEA
2 stops19h 00m
Delta
Sun 3/13:05 pm
SEA
-
BRS
1 stop14h 05m
Delta
Deal found 1/25$835
This British Airways deal was found by Cheapflights users on 1/27. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/287:10 pm
BRS
-
SEA
1 stop30h 00m
British Airways
Thu 7/96:55 pm
SEA
-
BRS
1 stop15h 40m
British Airways
Deal found 1/27$840

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 January 27, 2026.

Round-trip from

$691
(TravelUp)

Popular in

April

Cheapest in

February

Average price

$945
From Bristol to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($60 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 27, 2026.
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

Wed 3/11

8:20 am-7:20 pm

1 stop18h 00m

Seattle/Tacoma Intl

Wed 3/18

9:05 pm-6:40 pm

1 stop14h 35m

$691

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Wed 3/11

6:00 am-12:35 pm

1 stop13h 35m

Seattle/Tacoma Intl

Wed 3/18

6:00 am-8:25 am

2 stops19h 25m

$714

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Sun 2/22

7:40 pm-6:20 pm

1 stop30h 40m

Seattle/Tacoma Intl

Sun 3/1

8:05 pm-6:40 pm

1 stop14h 35m

$763

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Mon 6/29

8:25 pm-5:10 pm

1 stop28h 45m

Seattle/Tacoma Intl

Thu 7/9

6:55 pm-6:35 pm

1 stop15h 40m

$793

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Sat 5/2

12:25 pm-5:10 pm

1 stop12h 45m

Seattle/Tacoma Intl

Fri 5/8

6:55 pm-7:55 am

1 stop29h 00m

$797

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Sun 2/22

6:00 am-5:00 pm

2 stops19h 00m

Seattle/Tacoma Intl

Sun 3/1

9:55 pm-1:10 pm

2 stops31h 15m

$800

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Mon 6/29

8:25 pm-5:10 pm

1 stop28h 45m

Seattle/Tacoma Intl

Mon 7/6

6:55 pm-4:00 pm

1 stop13h 05m

$830

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Mon 6/29

8:25 pm-5:10 pm

1 stop28h 45m

Seattle/Tacoma Intl

Tue 7/7

6:55 pm-4:00 pm

1 stop13h 05m

$830

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Sun 2/22

6:00 am-5:00 pm

2 stops19h 00m

Seattle/Tacoma Intl

Sun 3/1

3:05 pm-1:10 pm

1 stop14h 05m

$835

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Wed 3/25

7:40 pm-8:51 am

3 stops44h 11m

$988

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 18 results
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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, February is the cheapest month in which you can book a flight from Bristol to Seattle (average of $542). Flying from Bristol to Seattle in April is currently the most expensive (average of $1,243). 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 British Airways and Delta fly from Bristol to Seattle in about 13h 35m. The time it takes to get you to your destination can typically vary by up to 4h 25m. There are 4727 mi between Bristol and Seattle. This flight may include one or multiple stops.

  • 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, February is the cheapest month in which you can book a flight from Bristol to Seattle (average of $542). Flying from Bristol to Seattle in April is currently the most expensive (average of $1,243). 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
Tacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Lynnwood
Lacey
Edmonds
Renton
Puyallup
Kirkland
Kent
Tukwila
Fife
Aberdeen
Shoreline
Marysville
Centralia
Federal Way
Chehalis

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