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Brasilia

$601+ Cheap flights from Seattle (SEA) to Brasilia (BSB)

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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BSB
Aug 29 — Sep 51
Sat 8/29
Sat 9/5
1 adult, Economy
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Find cheap flights from Seattle to Brasilia with Cheapflights

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Cheap 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 July 30, 2026.

This Copa Airlines deal was found by Cheapflights users on 7/27. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2212:15 pm
SEA
-
BSB
2 stops32h 30m
Copa Airlines
Tue 9/292:00 am
BSB
-
SEA
2 stops27h 15m
Copa Airlines
Deal found 7/27$1,105
This Air Canada deal was found by Cheapflights users on 7/25. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:45 am
SEA
-
BSB
2 stops29h 25m
Air Canada
Sun 11/226:05 am
BSB
-
SEA
2 stops43h 54m
Air Canada
Deal found 7/25$1,109
This Copa Airlines deal was found by Cheapflights users on 7/27. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/91:16 pm
SEA
-
BSB
2 stops31h 29m
Copa Airlines
Tue 9/152:00 am
BSB
-
SEA
2 stops25h 26m
Copa Airlines
Deal found 7/27$1,131
This Copa Airlines deal was found by Cheapflights users on 7/29. 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.
Thu 8/66:00 am
SEA
-
BSB
2 stops38h 45m
Copa Airlines
Wed 9/92:00 am
BSB
-
SEA
2 stops45h 32m
Copa Airlines
Deal found 7/29$1,175
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/98:00 am
SEA
-
BSB
1 stop19h 15m
Multiple Airlines
Tue 9/152:00 am
BSB
-
SEA
2 stops22h 44m
Multiple Airlines
Deal found 7/27$1,192
This Air Canada deal was found by Cheapflights users on 7/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:00 am
SEA
-
BSB
2 stops30h 30m
Air Canada
Mon 10/265:40 am
BSB
-
SEA
2 stops43h 19m
Air Canada
Deal found 7/29$1,200
This LATAM Airlines deal was found by Cheapflights users on 7/27. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:00 am
SEA
-
BSB
2 stops20h 55m
LATAM Airlines
Thu 9/177:10 pm
BSB
-
SEA
2 stops23h 45m
LATAM Airlines
Deal found 7/27$1,253
This oojo deal was found by Cheapflights users on 7/28. 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.
Sun 8/308:05 am
SEA
-
BSB
2 stops45h 05m
LATAM Airlines
Sun 9/69:05 am
BSB
-
SEA
2 stops31h 22m
LATAM Airlines
Deal found 7/28$1,267
This American Airlines deal was found by Cheapflights users on 7/28. 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.
Thu 8/275:10 am
SEA
-
BSB
2 stops21h 50m
American Airlines
Thu 9/310:00 am
BSB
-
SEA
2 stops18h 50m
American Airlines
Deal found 7/28$1,277
This Copa Airlines deal was found by Cheapflights users on 7/29. 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.
Tue 12/1512:15 pm
SEA
-
BSB
2 stops31h 35m
Copa Airlines
Wed 12/302:00 am
BSB
-
SEA
2 stops27h 33m
Copa Airlines
Deal found 7/29$1,314

Find 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 July 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,105
(Copa Airlines)

One-way from

$601
(oojo)

Popular in

December

Cheapest in

May

Average price

$1,273
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
One-way flight from Seattle/Tacoma Intl to Brasilia
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($279 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease ($115 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
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 July 30, 2026.
Use the filters below to find and compare flights from Seattle to Brasilia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleBrasilia

SEA - BSB

SEABSB

Seattle/Tacoma Intl

Wed 11/18

7:45 am-6:10 pm

2 stops29h 25m

Brasilia

Sun 11/22

11:45 am-8:59 pm

2 stops38h 14m

$1,109

SeattleBrasilia

SEA - BSB

SEABSB

Seattle/Tacoma Intl

Wed 9/9

1:16 pm-12:45 am

2 stops31h 29m

Brasilia

Tue 9/15

2:00 am-11:26 pm

2 stops25h 26m

$1,131

SeattleBrasilia

SEA - BSB

SEABSB

Seattle/Tacoma Intl

Thu 10/22

8:00 am-6:30 pm

2 stops30h 30m

Brasilia

Mon 10/26

5:40 am-8:59 pm

2 stops43h 19m

$1,200

SeattleBrasilia

SEA - BSB

SEABSB

Seattle/Tacoma Intl

Thu 8/27

5:10 am-7:00 am

2 stops21h 50m

Brasilia

Thu 9/3

10:00 am-12:50 am

2 stops18h 50m

$1,277

SeattleBrasilia

SEA - BSB

SEABSB

Seattle/Tacoma Intl

Tue 12/15

12:15 pm-12:50 am

2 stops31h 35m

Brasilia

Wed 12/30

2:00 am-12:33 am

2 stops27h 33m

$1,314

SeattleBrasilia

SEA - BSB

SEABSB

Seattle/Tacoma Intl

Mon 12/14

6:51 pm-12:50 am

2 stops48h 59m

Brasilia

Tue 12/29

2:00 am-12:33 am

2 stops27h 33m

$1,325

SeattleBrasilia

SEA - BSB

SEABSB

Seattle/Tacoma Intl

Sat 12/12

10:50 pm-2:05 pm

2 stops34h 15m

Brasilia

Sun 12/27

9:05 am-4:59 pm

2 stops36h 54m

$1,472
Quickest round-trip

SeattleBrasilia

SEA - BSB

SEABSB

Seattle/Tacoma Intl

Sun 8/30

8:13 am-7:15 am

1 stop19h 02m

Brasilia

Sun 9/6

10:00 am-10:00 pm

1 stop16h 00m

$1,487

SeattleBrasilia

SEA - BSB

SEABSB

Seattle/Tacoma Intl

Wed 9/9

8:00 am-7:15 am

1 stop19h 15m

Brasilia

Wed 9/16

9:15 am-10:00 pm

1 stop16h 45m

$1,514

SeattleBrasilia

SEA - BSB

SEABSB

Seattle/Tacoma Intl

Sat 12/12

11:59 pm-2:05 pm

2 stops33h 06m

Brasilia

Wed 12/30

5:35 am-10:35 am

2 stops34h 00m

$1,649

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/25

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

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 July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice 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.

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.

  • How long is the flight from Seattle to Brasilia?

    There are many flights that can get you from Seattle to Brasilia in 29h 25m. Fly via Air Canada or Copa Airlines to get the fastest option. The distance from Seattle to Brasilia is about 6319 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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.

See more FAQs

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Alternative routes for Seattle to Brasilia

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