HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Seattle

$640+ 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 6/27. Fares are subject to change and may not be available on all flights or dates of travel.
BRS — SEA
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Bristol to Seattle with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 June 12, 2025.

Round-trip from

$788
(KLM)

One-way from

$640
(Kiwi.com)

Popular in

July

Cheapest in

September

Average price

$882
From Bristol to Seattle/Tacoma Intl
Search Deals
One-way flight from Bristol to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($128 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($54 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

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 June 12, 2025.

This KLM deal was found by Cheapflights users on 6/12. 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.
Thu 9/189:20 amBRS - SEA
1 stop14h 45mKLM
Mon 9/292:10 pmSEA - BRS
1 stop34h 40mKLM
Deal found 6/12$788
This Delta deal was found by Cheapflights users on 6/12. 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.
Thu 9/189:20 amBRS - SEA
2 stops19h 30mDelta
Mon 9/296:00 amSEA - BRS
2 stops18h 50mDelta
Deal found 6/12$794
This Mytrip deal was found by Cheapflights users on 6/10. 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.
Fri 7/253:40 pmBRS - SEA
2 stops30h 10mMultiple Airlines
Fri 8/14:00 pmSEA - BRS
2 stops23h 35mMultiple Airlines
Deal found 6/10$837
This Flighttix deal was found by Cheapflights users on 6/11. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/306:15 amBRS - SEA
1 stop13h 20mVirgin Atlantic
Wed 8/62:10 pmSEA - BRS
1 stop15h 05mVirgin Atlantic
Deal found 6/11$1,125
This FlightHub deal was found by Cheapflights users on 6/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/217:10 pmBRS - SEA
1 stop31h 10mAer Lingus
Mon 1/511:45 amSEA - BRS
2 stops22h 55mAer Lingus
Deal found 6/12$1,417

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 June 12, 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

Thu 9/18

9:20 am-4:05 pm

1 stop14h 45m

Seattle/Tacoma Intl

Mon 9/29

2:10 pm-8:50 am

1 stop34h 40m

$788

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Thu 9/18

9:20 am-8:50 pm

2 stops19h 30m

Seattle/Tacoma Intl

Mon 9/29

6:00 am-8:50 am

2 stops18h 50m

$794

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Fri 7/25

3:40 pm-1:50 pm

2 stops30h 10m

Seattle/Tacoma Intl

Fri 8/1

4:00 pm-11:35 pm

2 stops23h 35m

$837

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Wed 7/30

6:15 am-11:35 am

1 stop13h 20m

Seattle/Tacoma Intl

Wed 8/6

2:10 pm-1:15 pm

1 stop15h 05m

$1,125

BristolSeattle

BRS - SEA

BRSSEA

Bristol

Fri 6/27

5:45 pm-6:38 pm

3 stops56h 53m

$640

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

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

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated June 12, 2025.
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
652 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • What are the cheapest airlines flying from Bristol to Seattle round-trip?

    Flying on KLM is currently your cheapest option to Seattle, with prices starting at $788. Additional round-trip tickets that might be worth considering are offered by Delta and Virgin Atlantic, with the lowest prices starting at $794 and $1,125, respectively. KLM is priced at 17% lower than the current average price of a flight leaving 3 months from now.

  • 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 July is currently the most expensive (average of $391). 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 Bristol?

Book flights to Bristol if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lacey
Leavenworth
Federal Way
Lynnwood
Olympia
Shoreline
Kent
Cle Elum
Centralia
Kirkland
Aberdeen
Renton
Shelton
Silverdale
Issaquah

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.