$525+ 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
Jun 13 — Jun 201
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Seattle to Brasilia 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 Seattle to Brasilia
Cheapest
Best
Last-minute
One-way
Cheapest flights from Seattle to BrasiliaExplore 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 May 14, 2026.
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 May 14, 2026.
This Air Canada deal was found by Cheapflights users on 5/9. 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 11/128:10 am
SEA
- BSB
2 stops29h 20m
Air Canada
Mon 11/166:00 pm
BSB
- SEA
2 stops33h 16m
Air Canada
Deal found 5/9![Air Canada logo]()
$1,079
This Copa Airlines deal was found by Cheapflights users on 5/12. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/85:06 pm
SEA
- BSB
2 stops27h 39m
Copa Airlines
Tue 6/162:00 am
BSB
- SEA
2 stops25h 32m
Copa Airlines
Deal found 5/12![Copa Airlines logo]()
$1,097
This Copa Airlines deal was found by Cheapflights users on 5/13. 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 5/278:30 am
SEA
- BSB
2 stops36h 15m
Copa Airlines
Tue 6/22:00 am
BSB
- SEA
2 stops21h 18m
Copa Airlines
Deal found 5/13![Copa Airlines logo]()
$1,130
This Air Canada deal was found by Cheapflights users on 5/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/278:00 am
SEA
- BSB
2 stops30h 30m
Multiple Airlines
Wed 6/36:00 pm
BSB
- SEA
2 stops31h 08m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$1,170
This KAYAK deal was found by Cheapflights users on 5/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/278:00 am
SEA
- BSB
2 stops30h 30m
Azul
Tue 6/26:00 pm
BSB
- SEA
2 stops31h 08m
Azul
Deal found 5/10![Azul logo]()
$1,221
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/237:41 pm
SEA
- BSB
2 stops28h 09m
Multiple Airlines
Tue 7/289:55 am
BSB
- SEA
1 stop16h 05m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$1,235
This KAYAK deal was found by Cheapflights users on 5/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/265:06 pm
SEA
- BSB
2 stops27h 39m
Copa Airlines
Tue 6/22:00 am
BSB
- SEA
2 stops27h 13m
Copa Airlines
Deal found 5/10![Copa Airlines logo]()
$1,249
This Air Canada deal was found by Cheapflights users on 5/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/248:00 am
SEA
- BSB
2 stops30h 30m
Air Canada
Mon 6/16:00 pm
BSB
- SEA
2 stops31h 08m
Air Canada
Deal found 5/10![Air Canada logo]()
$1,260
This Air Canada deal was found by Cheapflights users on 5/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:00 am
SEA
- BSB
2 stops30h 30m
Air Canada
Thu 10/16:00 pm
BSB
- SEA
2 stops31h 04m
Air Canada
Deal found 5/12![Air Canada logo]()
$1,281
This KAYAK deal was found by Cheapflights users on 5/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/278:00 am
SEA
- BSB
2 stops30h 30m
Azul
Mon 6/16:00 pm
BSB
- SEA
2 stops31h 08m
Azul
Deal found 5/10![Azul logo]()
$1,303
Best flights from Seattle to BrasiliaDiscover carefully curated flight deals from Seattle to Brasilia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 14, 2026.
Discover carefully curated flight deals from Seattle to Brasilia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 14, 2026.
This Copa Airlines deal was found by Cheapflights users on 5/12. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/85:06 pm
SEA
- BSB
2 stops27h 39m
Copa Airlines
Tue 6/162:00 am
BSB
- SEA
2 stops25h 32m
Copa Airlines
Deal found 5/12![Copa Airlines logo]()
$1,097
This Air Canada deal was found by Cheapflights users on 5/13. 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.
Tue 9/298:00 am
SEA
- BSB
2 stops30h 30m
Air Canada
Thu 10/16:00 pm
BSB
- SEA
2 stops31h 04m
Air Canada
Deal found 5/13![Air Canada logo]()
$1,281
This BusinessClass deal was found by Cheapflights users on 5/10. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/268:15 pm
SEA
- BSB
2 stops24h 30m
Multiple Airlines
Mon 6/12:00 am
BSB
- SEA
2 stops21h 18m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$1,441
This Copa Airlines deal was found by Cheapflights users on 5/13. 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 5/278:30 am
SEA
- BSB
2 stops36h 15m
Copa Airlines
Tue 6/22:00 am
BSB
- SEA
2 stops21h 18m
Copa Airlines
Deal found 5/13![Copa Airlines logo]()
$1,130
This Copa Airlines deal was found by Cheapflights users on 5/10. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/235:06 pm
SEA
- BSB
2 stops27h 39m
Copa Airlines
Mon 6/292:00 am
BSB
- SEA
2 stops27h 13m
Copa Airlines
Deal found 5/10![Copa Airlines logo]()
$1,332
This Mytrip deal was found by Cheapflights users on 5/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2311:59 pm
SEA
- BSB
2 stops23h 51m
Multiple Airlines
Tue 7/286:00 pm
BSB
- SEA
3 stops28h 32m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$1,561
This Copa Airlines deal was found by Cheapflights users on 5/12. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/231:30 pm
SEA
- BSB
2 stops31h 15m
Copa Airlines
Mon 7/272:00 am
BSB
- SEA
2 stops27h 13m
Copa Airlines
Deal found 5/12![Copa Airlines logo]()
$1,471
Last-minute flights from Seattle to BrasiliaDiscover last-minute flight deals from Seattle to Brasilia. Data last updated May 14, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Brasilia. Data last updated May 14, 2026 and is based on user searches.
This Air Canada deal was found by Cheapflights users on 5/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/248:00 am
SEA
- BSB
2 stops30h 30m
Air Canada
Mon 6/16:00 pm
BSB
- SEA
2 stops31h 08m
Air Canada
Deal found 5/10![Air Canada logo]()
$1,260
This KAYAK deal was found by Cheapflights users on 5/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/265:06 pm
SEA
- BSB
2 stops27h 39m
Copa Airlines
Tue 6/22:00 am
BSB
- SEA
2 stops27h 13m
Copa Airlines
Deal found 5/10![Copa Airlines logo]()
$1,249
This Copa Airlines deal was found by Cheapflights users on 5/13. 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 5/278:30 am
SEA
- BSB
2 stops36h 15m
Copa Airlines
Tue 6/22:00 am
BSB
- SEA
2 stops21h 18m
Copa Airlines
Deal found 5/13![Copa Airlines logo]()
$1,130
This Air Canada deal was found by Cheapflights users on 5/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/278:00 am
SEA
- BSB
2 stops30h 30m
Multiple Airlines
Wed 6/36:00 pm
BSB
- SEA
2 stops31h 08m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$1,170
This KAYAK deal was found by Cheapflights users on 5/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/278:00 am
SEA
- BSB
2 stops30h 30m
Azul
Tue 6/26:00 pm
BSB
- SEA
2 stops31h 08m
Azul
Deal found 5/10![Azul logo]()
$1,221
This KAYAK deal was found by Cheapflights users on 5/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/278:00 am
SEA
- BSB
2 stops30h 30m
Azul
Mon 6/16:00 pm
BSB
- SEA
2 stops31h 08m
Azul
Deal found 5/10![Azul logo]()
$1,303
This Copa Airlines deal was found by Cheapflights users on 5/12. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/85:06 pm
SEA
- BSB
2 stops27h 39m
Copa Airlines
Tue 6/162:00 am
BSB
- SEA
2 stops25h 32m
Copa Airlines
Deal found 5/12![Copa Airlines logo]()
$1,097
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/811:21 am
SEA
- BSB
2 stops33h 24m
Multiple Airlines
Wed 6/179:55 am
BSB
- SEA
1 stop16h 05m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$1,382
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/104:01 pm
SEA
- BSB
2 stops52h 44m
Multiple Airlines
Wed 6/179:55 am
BSB
- SEA
1 stop16h 05m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$1,340
This Copa Airlines deal was found by Cheapflights users on 5/10. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/235:06 pm
SEA
- BSB
2 stops27h 39m
Copa Airlines
Mon 6/292:00 am
BSB
- SEA
2 stops27h 13m
Copa Airlines
Deal found 5/10![Copa Airlines logo]()
$1,332
One-way flights from Seattle to BrasiliaSearch for one-way flight options from Seattle to Brasilia. Find affordable one-way fares based on user searches. Data last updated May 14, 2026.
Search for one-way flight options from Seattle to Brasilia. Find affordable one-way fares based on user searches. Data last updated May 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1811:03 am
SEA
- BSB
3 stops43h 37m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$525
This KAYAK deal was found by Cheapflights users on 5/12. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/188:35 pm
SEA
- BSB
1 stop30h 40m
GOL
Deal found 5/12![GOL logo]()
$736
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 May 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,097 (Copa Airlines) |
One-way from | $525 (Kiwi.com) |
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 May 14, 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
Cheapest round-trip
SeattleBrasilia
SEA - BSB
SEABSB
Seattle/Tacoma Intl
Mon 6/8
5:06 pm-12:45 am
2 stops27h 39m
Brasilia
Tue 6/16
2:00 am-11:32 pm
2 stops25h 32m
$1,097
SeattleBrasilia
SEA - BSB
SEABSB
Seattle/Tacoma Intl
Wed 5/27
8:30 am-12:45 am
2 stops36h 15m
Brasilia
Tue 6/2
2:00 am-7:18 pm
2 stops21h 18m
$1,130
SeattleBrasilia
SEA - BSB
SEABSB
Seattle/Tacoma Intl
Tue 9/29
8:00 am-6:30 pm
2 stops30h 30m
Brasilia
Thu 10/1
6:00 pm-9:04 pm
2 stops31h 04m
$1,281
SeattleBrasilia
SEA - BSB
SEABSB
Seattle/Tacoma Intl
Tue 6/23
5:06 pm-12:45 am
2 stops27h 39m
Brasilia
Mon 6/29
2:00 am-1:13 am
2 stops27h 13m
$1,332
Quickest round-trip
SeattleBrasilia
SEA - BSB
SEABSB
Seattle/Tacoma Intl
Tue 5/26
8:15 pm-12:45 am
2 stops24h 30m
Brasilia
Mon 6/1
2:00 am-7:18 pm
2 stops21h 18m
$1,441
SeattleBrasilia
SEA - BSB
SEABSB
Seattle/Tacoma Intl
Thu 7/23
1:30 pm-12:45 am
2 stops31h 15m
Brasilia
Mon 7/27
2:00 am-1:13 am
2 stops27h 13m
$1,471
SeattleBrasilia
SEA - BSB
SEABSB
Seattle/Tacoma Intl
Thu 7/23
11:59 pm-3:50 am
2 stops23h 51m
Brasilia
Tue 7/28
6:00 pm-6:32 pm
3 stops28h 32m
$1,561
Cheapest one-way
SeattleBrasilia
SEA - BSB
SEABSB
Seattle/Tacoma Intl
Tue 8/18
11:03 am-10:40 am
3 stops43h 37m
$525
Quickest one-way
SeattleBrasilia
SEA - BSB
SEABSB
Seattle/Tacoma Intl
Tue 8/18
8:35 pm-7:15 am
1 stop30h 40m
$736
Sorted by cheapest first
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 May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
SEA-BSB
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.
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 May 14, 2026.
Read reviews from past customers who have flown American Airlines from Seattle to Brasilia. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
7.9
Overall
7.1
Boarding
7.5
Entertainment
6.9
Food
6.4
Comfort
7.2
Reviews
1 / 20
2.0
MediocreAnonymous,Apr 2026
DFW - BDL
Crew
7.9
Overall
7.1
Boarding
7.5
Entertainment
6.9
Food
6.4
Comfort
7.2
Reviews
1 / 20
2.0
MediocreAnonymous,Apr 2026
DFW - BDL
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.
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.
Alternative routes
Brasilia flight routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Seattle
Popular flights
Alternative routes for Seattle to Brasilia
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Brasilia
Explore flights to Brasilia departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on May 14, 2026.
Complete your trip
Complete your trip to Brasilia by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Seattle to Brasilia by cabin class
Find flights from Seattle to Brasilia, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Seattle and Brasilia flights
Browse other Seattle and Brasilia flight options. Last updated on May 14, 2026.
Other flights from Seattle
Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on May 14, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Seattle to Brasilia
Discover the top airline 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 May 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$812 | Average$1,503 | FlexibilityNo cancel fee | On-time71% |