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$799+ Cheap flights from Seattle (SEA) to Brasilia (BSB)

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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BSB
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Seattle to Brasilia

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Brasilia (BSB). 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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$799
(Delta)

Popular in

December

Cheapest in

January
Provider with most accurate pricing for Seattle/Tacoma Intl-Brasilia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Brasilia flights.
Search Deals
From Seattle/Tacoma Intl to Brasilia
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($184 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($96 potential savings vs. average RT price).
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Find flight deals from Seattle to Brasilia

Cheapest flights from Seattle to Brasilia
Explore the most affordable flight options available from Seattle to Brasilia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Delta deal was found by Cheapflights users on 2/20. 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.
Mon 4/286:00 amSEA - BSB
2 stops21h 00mDelta
Tue 5/138:50 amBSB - SEA
2 stops29h 30mDelta
Deal found 2/20$799
This LATAM Airlines deal was found by Cheapflights users on 2/20. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2811:30 pmSEA - BSB
2 stops27h 30mLATAM Airlines
Wed 5/149:50 amBSB - SEA
2 stops32h 30mLATAM Airlines
Deal found 2/20$904
This American Airlines deal was found by Cheapflights users on 2/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/3010:22 amSEA - BSB
2 stops20h 13mAmerican Airlines
Fri 5/162:20 pmBSB - SEA
2 stops26h 42mAmerican Airlines
Deal found 2/20$908
This Copa Airlines deal was found by Cheapflights users on 2/19. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/57:32 pmSEA - BSB
2 stops23h 43mCopa Airlines
Sat 3/811:00 amBSB - SEA
2 stops25h 27mCopa Airlines
Deal found 2/19$924
This Ovago deal was found by Cheapflights users on 2/20. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/211:54 amSEA - BSB
2 stops23h 06mGOL
Fri 5/162:20 pmBSB - SEA
2 stops24h 21mGOL
Deal found 2/20$1,094
This Aeromexico deal was found by Cheapflights users on 2/20. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/29:30 amSEA - BSB
2 stops22h 00mAeromexico
Fri 5/166:00 amBSB - SEA
2 stops42h 00mAeromexico
Deal found 2/20$1,145
This Kiwi.com deal was found by Cheapflights users on 2/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2710:08 amSEA - BSB
1 stop15h 57mMultiple Airlines
Thu 5/159:50 amBSB - SEA
1 stop16h 10mMultiple Airlines
Deal found 2/20$1,279

Find flights from Seattle to Brasilia within your budget

Customize your flight search to find flights from Seattle to Brasilia 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 February 20, 2025.

Fly from

Seattle

Fly to

Brasilia

Route

Depart

Return

Price

SeattleBrasilia

SEA - BSB

SEABSB

Seattle/Tacoma Intl

Mon 4/28

12:00 pm-7:00 am

2 stops39h 00m

Brasilia

Mon 5/19

8:55 am-10:00 pm

2 stops41h 05m

$799

SeattleBrasilia

SEA - BSB

SEABSB

Seattle/Tacoma Intl

Mon 4/28

11:30 pm-7:00 am

2 stops27h 30m

Brasilia

Wed 5/14

9:50 am-2:20 pm

2 stops32h 30m

$904

SeattleBrasilia

SEA - BSB

SEABSB

Seattle/Tacoma Intl

Wed 4/30

10:22 am-10:35 am

2 stops20h 13m

Brasilia

Fri 5/16

2:20 pm-1:02 pm

2 stops26h 42m

$908

SeattleBrasilia

SEA - BSB

SEABSB

Seattle/Tacoma Intl

Wed 3/5

7:32 pm-12:15 am

2 stops23h 43m

Brasilia

Sat 3/8

11:00 am-7:27 am

2 stops25h 27m

$924

SeattleBrasilia

SEA - BSB

SEABSB

Seattle/Tacoma Intl

Fri 5/2

11:54 am-3:00 pm

2 stops23h 06m

Brasilia

Sat 5/17

5:25 pm-1:02 pm

2 stops23h 37m

$1,094

SeattleBrasilia

SEA - BSB

SEABSB

Seattle/Tacoma Intl

Fri 5/2

9:30 am-11:30 am

2 stops22h 00m

Brasilia

Fri 5/16

6:00 am-8:00 pm

2 stops42h 00m

$1,145

SeattleBrasilia

SEA - BSB

SEABSB

Seattle/Tacoma Intl

Sun 4/27

10:08 am-6:05 am

1 stop15h 57m

Brasilia

Thu 5/15

9:50 am-10:00 pm

1 stop16h 10m

$1,279

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Compare providers for flights from Seattle to Brasilia

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Brasilia in February.
ProviderPrice AccuracyTrust Score*
AranGrantPrice Accuracy3 starsTrust Score*1 star
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Brasilia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Brasilia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Brasilia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Brasilia flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Brasilia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to Brasilia

Have a flexible travel schedule? Discover the best time to fly to Brasilia from Seattle 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.

Travel insights for flights from Seattle to Brasilia

Get recent, data-driven insights about flights from Seattle to Brasilia including ideal travel times, pricing trends, and more.

What is the cheapest time of day to fly from SEA to BSB?

Find hourly flight availability from Seattle to Brasilia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

It’s typically best to fly out from Seattle to Brasilia at noon. Doing so could potentially save you 18% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in Brasilia by month

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

In terms of precipitation, rainfall in Brasilia ranges from 0.0 - 13.0 inches per month. December is typically the wettest month, when rainfall can reach 13.0 in. June is typically the driest time to visit Brasilia when rainfall is around 0.0 in.

Temperature in Brasilia by month

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

If weather is an important factor for your trip to Brasilia, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 68.0 F).

Reviews of airlines servicing Brasilia

Get insights into the airlines that provide service to Brasilia. 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 Brasilia. Reviews last updated February 20, 2025.
Delta
8.0
Very good
8,219 reviews

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,219 reviews
Delta
8.0
Very good
8,219 reviews

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Copa Airlines
7.6
Good
1,510 reviews
Delta
8.0
Very good
8,219 reviews

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

LATAM Airlines
7.5
Good
1,795 reviews
Delta
8.0
Very good
8,219 reviews

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Aeromexico
7.5
Good
1,771 reviews
Delta
8.0
Very good
8,219 reviews

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

GOL
7.3
Good
1,065 reviews
Delta
8.0
Very good
8,219 reviews

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Brasilia. 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 Seattle to Brasilia round-trip?

    Our cheapest airline available from Seattle to Brasilia is Delta. Our recent data shows that you can find tickets from as low as $799 on this airline. Additional options worth looking into are LATAM Airlines and American Airlines, starting at $904 and $908 round-trip. Delta is currently priced 46% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to Brasilia 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 Seattle to Brasilia?

    Currently, October is the cheapest month in which you can book a flight from Seattle to Brasilia (average of $671). Flying from Seattle to Brasilia in December is currently the most expensive (average of $1,102). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Seattle to Brasilia

See prices for flight routes from nearby airports that may be better suited for you.
Portland to Brasilia flights

Top 3 airlines flying from Seattle to Brasilia

Discover the top 3 airlines that operate flights from Seattle to Brasilia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$760Average$1,236FlexibilityNo cancel feeOn-time70%
GOLCheapest$1,023Average$1,354FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$1,348Average$1,492FlexibilityNo cancel feeOn-time71%
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