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Cheap flights from Seattle to Brasilia from $474

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Brasilia departing on 9/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Seattle to Brasilia (SEA-BSB)

Cheap round-trip flights

Delta Logo
11:00 pm - 7:05 amSEA-BSB
27h 05m2 stops
Delta Logo
7:00 pm - 5:14 pmBSB-SEA
27h 14m2 stops
$826Delta
Find Deal
Thu, Nov 13 - Thu, Nov 27
Logo
8:00 am - 11:30 amSEA-BSB
23h 30m2 stops
Logo
6:50 pm - 2:39 pmBSB-SEA
23h 49m2 stops
$852
Find Deal
Fri, Sep 26 - Tue, Sep 30
GOL Logo
11:34 am - 3:55 pmSEA-BSB
23h 21m2 stops
GOL Logo
9:55 am - 11:26 pmBSB-SEA
18h 31m1 stop
$948GOL
Find Deal
Thu, Nov 13 - Thu, Nov 27
American Airlines Logo
5:24 am - 7:05 amSEA-BSB
20h 41m2 stops
American Airlines Logo
9:55 am - 11:26 pmBSB-SEA
18h 31m1 stop
$967American Airlines
Find Deal
Thu, Nov 13 - Thu, Nov 27
GOL Logo
11:40 am - 3:00 pmSEA-BSB
23h 20m2 stops
GOL Logo
10:30 am - 11:59 pmBSB-SEA
17h 29m1 stop
$1,017GOL
Find Deal
Fri, Sep 26 - Tue, Sep 30
American Airlines Logo
10:08 pm - 7:15 amSEA-BSB
28h 07m1 stop
American Airlines Logo
9:55 am - 11:26 pmBSB-SEA
18h 31m1 stop
$1,030American Airlines
Find Deal
Thu, Nov 13 - Thu, Nov 27
LATAM Airlines Logo
6:00 am - 7:05 amSEA-BSB
20h 05m2 stops
LATAM Airlines Logo
9:15 am - 12:29 pmBSB-SEA
32h 14m2 stops
$1,442LATAM Airlines
Find Deal
Tue, Feb 17 - Thu, Feb 19
Copa Airlines Logo
5:31 pm - 12:20 amSEA-BSB
26h 49m2 stops
Copa Airlines Logo
1:55 am - 9:53 pmBSB-SEA
23h 58m2 stops
$1,528Copa Airlines
Find Deal
Fri, Sep 26 - Mon, Sep 29
LATAM Airlines Logo
8:00 am - 12:25 amSEA-BSB
35h 25m2 stops
LATAM Airlines Logo
4:35 am - 10:29 amBSB-SEA
34h 54m2 stops
$1,896LATAM Airlines
Find Deal
Sat, Dec 20 - Fri, Jan 16
Copa Airlines Logo
9:06 am - 12:45 amSEA-BSB
34h 39m2 stops
Copa Airlines Logo
2:00 am - 9:58 pmBSB-SEA
24h 58m2 stops
$2,094Copa Airlines
Find Deal
Fri, Dec 19 - Fri, Jan 16

Delta flights from Seattle to Brasilia

Our best Delta deals on Seattle to Brasilia flight tickets
Delta
Nov 13
SEA11:00 pmSeattle/Tacoma Intl
27h 05m
2 stops
BSB7:05 amBrasilia
Nov 27
BSB7:00 pmBrasilia
27h 14m
2 stops
SEA5:14 pmSeattle/Tacoma Intl
$826
Find similar
Delta
Feb 17
SEA6:00 amSeattle/Tacoma Intl
20h 05m
2 stops
BSB7:05 amBrasilia
Feb 19
BSB7:00 pmBrasilia
29h 25m
2 stops
SEA7:25 pmSeattle/Tacoma Intl
$1,446
Find similar

GOL flights from Seattle to Brasilia

Our best GOL deals on Seattle to Brasilia flight tickets
GOL
Nov 13
SEA11:34 amSeattle/Tacoma Intl
23h 21m
2 stops
BSB3:55 pmBrasilia
Nov 27
BSB9:55 amBrasilia
18h 31m
1 stop
SEA11:26 pmSeattle/Tacoma Intl
$948
Find similar
GOL
Sep 26
SEA11:40 amSeattle/Tacoma Intl
23h 20m
2 stops
BSB3:00 pmBrasilia
Sep 30
BSB10:30 amBrasilia
17h 29m
1 stop
SEA11:59 pmSeattle/Tacoma Intl
$1,017
Find similar
GOL
Feb 17
SEA11:07 pmSeattle/Tacoma Intl
25h 38m
2 stops
BSB5:45 amBrasilia
Feb 19
BSB9:55 amBrasilia
18h 30m
1 stop
SEA11:25 pmSeattle/Tacoma Intl
$1,407
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 28, 2025.
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

SeattleBrasilia

SEA - BSB

SEABSB

Seattle/Tacoma Intl

Thu 11/13

11:00 pm-7:05 am

2 stops27h 05m

Brasilia

Thu 11/27

7:00 pm-5:14 pm

2 stops27h 14m

$826

SeattleBrasilia

SEA - BSB

SEABSB

Seattle/Tacoma Intl

Fri 9/26

8:00 am-11:30 am

2 stops23h 30m

Brasilia

Tue 9/30

6:50 pm-2:39 pm

2 stops23h 49m

$852

SeattleBrasilia

SEA - BSB

SEABSB

Seattle/Tacoma Intl

Thu 11/13

11:34 am-3:55 pm

2 stops23h 21m

Brasilia

Thu 11/27

9:55 am-11:26 pm

1 stop18h 31m

$948

SeattleBrasilia

SEA - BSB

SEABSB

Seattle/Tacoma Intl

Thu 11/13

5:24 am-7:05 am

2 stops20h 41m

Brasilia

Thu 11/27

9:55 am-11:26 pm

1 stop18h 31m

$967

SeattleBrasilia

SEA - BSB

SEABSB

Seattle/Tacoma Intl

Fri 9/26

11:40 am-3:00 pm

2 stops23h 20m

Brasilia

Tue 9/30

10:30 am-11:59 pm

1 stop17h 29m

$1,017

SeattleBrasilia

SEA - BSB

SEABSB

Seattle/Tacoma Intl

Thu 11/13

10:08 pm-7:15 am

1 stop28h 07m

Brasilia

Thu 11/27

9:55 am-11:26 pm

1 stop18h 31m

$1,030

SeattleBrasilia

SEA - BSB

SEABSB

Seattle/Tacoma Intl

Tue 2/17

6:00 am-7:05 am

2 stops20h 05m

Brasilia

Thu 2/19

9:15 am-12:29 pm

2 stops32h 14m

$1,442

SeattleBrasilia

SEA - BSB

SEABSB

Seattle/Tacoma Intl

Fri 9/26

5:31 pm-12:20 am

2 stops26h 49m

Brasilia

Mon 9/29

1:55 am-9:53 pm

2 stops23h 58m

$1,528

SeattleBrasilia

SEA - BSB

SEABSB

Seattle/Tacoma Intl

Sat 12/20

8:00 am-12:25 am

2 stops35h 25m

Brasilia

Fri 1/16

4:35 am-10:29 am

2 stops34h 54m

$1,896

SeattleBrasilia

SEA - BSB

SEABSB

Seattle/Tacoma Intl

Fri 12/19

9:06 am-12:45 am

2 stops34h 39m

Brasilia

Fri 1/16

2:00 am-9:58 pm

2 stops24h 58m

$2,094

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Brasilia from

How to get the cheapest flight ticket from Seattle to Brasilia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Brasilia?

The cheapest day to depart on your flight to Brasilia is on a Monday when prices can be found for as low as $1,201. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Brasilia is Sunday, with ticket prices averaging around $1,978.

What is the cheapest time of day to depart on your flight to Brasilia?

Our most recent data shows that the best time of day to fly to Brasilia is in the afternoon. Flights from Seattle to Brasilia during this time can be as low as $1,226. Try not to purchase tickets in the morning because they tend to be around $1,482. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from Seattle to Brasilia

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Brasilia according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Brasilia (SEA to BSB) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Brasilia

Direct flights

None
There are no direct flights from Seattle to Brasilia. There are no popular flight routes from Seattle to Brasilia.
Search flight deals

  • How far is Seattle/Tacoma Intl to Brasilia by plane?

    The straight-line distance from Seattle/Tacoma Intl to Brasilia is 6321.6 mi. Typically, this will take 18h 15m by plane in normal conditions.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Brasilia Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Brasilia Airport refresh daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Brasilia Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Brasilia Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Brasilia Airport.

  • What documentation or ID do you need to fly to Brasilia Airport?

    The travel and health documents required for your trip to Brasilia Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Brasilia Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Seattle to Brasilia?

Best airlines flying from Seattle to Brasilia

Compare and see reviews for airlines that fly from Seattle to Brasilia with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $881Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
GOLPriceFrom $1,111Free CancellationRating
7.3
1,099 reviews
Search GOL flights

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Brasilia?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Brasilia for you.

Can I find flights from Seattle to Brasilia with flexible booking policies on momondo?

All flight searches from Seattle to Brasilia on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Seattle to Brasilia?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to Brasilia.

I’m not ready to book a flight from Seattle to Brasilia right now. Can momondo alert me if prices change?

Price alerts on flights to Brasilia from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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