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Cheap flights from Seattle to Sao Paulo from $310

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 Sao Paulo departing on 10/20. 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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Cheap round-trip flights

LATAM Airlines Logo
11:29 am - 8:50 amSEA-GRU
17h 21m1 stop
LATAM Airlines Logo
11:10 pm - 2:44 pmGRU-SEA
19h 34m1 stop
$575LATAM Airlines
Find Deal
Tue, Oct 21 - Thu, Oct 30
LATAM Airlines Logo
7:55 am - 5:20 amSEA-GRU
16h 25m1 stop
LATAM Airlines Logo
9:15 pm - 10:18 amGRU-SEA
18h 03m1 stop
$588LATAM Airlines
Find Deal
Thu, Nov 27 - Sun, Dec 7
United Airlines Logo
7:00 am - 9:30 amSEA-GRU
21h 30m2 stops
United Airlines Logo
10:15 pm - 12:49 pmGRU-SEA
19h 34m1 stop
$590United Airlines
Find Deal
Tue, Jan 20 - Tue, Feb 3
United Airlines Logo
9:25 am - 9:30 amSEA-GRU
19h 05m2 stops
United Airlines Logo
10:15 pm - 4:01 pmGRU-SEA
22h 46m2 stops
$591United Airlines
Find Deal
Tue, Jan 20 - Tue, Feb 3
Delta Logo
7:20 am - 9:55 amSEA-GRU
22h 35m1 stop
Delta Logo
10:20 am - 12:59 pmGRU-SEA
30h 39m1 stop
$609Delta
Find Deal
Mon, Mar 9 - Sat, Mar 14
Delta Logo
9:55 pm - 9:55 amSEA-GRU
31h 00m1 stop
Delta Logo
11:45 pm - 5:50 pmGRU-SEA
23h 05m1 stop
$611Delta
Find Deal
Sat, Jan 17 - Sun, Feb 8
American Airlines Logo
10:09 am - 7:15 amSEA-GRU
17h 06m1 stop
American Airlines Logo
12:15 am - 11:35 pmGRU-SEA
27h 20m1 stop
$613American Airlines
Find Deal
Tue, Sep 30 - Wed, Oct 29
American Airlines Logo
12:41 am - 8:10 amSEA-GRU
26h 29m1 stop
American Airlines Logo
12:15 am - 11:26 pmGRU-SEA
28h 11m1 stop
$622American Airlines
Find Deal
Mon, Nov 10 - Thu, Nov 20
GOL Logo
10:30 am - 7:15 pmSEA-VCP
27h 45m2 stops
GOL Logo
9:50 am - 11:21 pmVCP-SEA
41h 31m2 stops
$820GOL
Find Deal
Fri, Feb 6 - Mon, Mar 9
GOL Logo
10:30 am - 2:10 pmSEA-CGH
22h 40m2 stops
GOL Logo
6:00 pm - 11:21 pmCGH-SEA
33h 21m2 stops
$826GOL
Find Deal
Fri, Feb 6 - Mon, Mar 9

LATAM Airlines flights from Seattle to Sao Paulo

Our best LATAM Airlines deals on Seattle to Sao Paulo flight tickets
LATAM Airlines
Oct 21
SEA11:29 amSeattle/Tacoma Intl
17h 21m
1 stop
GRU8:50 amSao Paulo Guarulhos Intl
Oct 30
GRU11:10 pmSao Paulo Guarulhos Intl
19h 34m
1 stop
SEA2:44 pmSeattle/Tacoma Intl
$575
Find similar
LATAM Airlines
Nov 27
SEA7:55 amSeattle/Tacoma Intl
16h 25m
1 stop
GRU5:20 amSao Paulo Guarulhos Intl
Dec 7
GRU9:15 pmSao Paulo Guarulhos Intl
18h 03m
1 stop
SEA10:18 amSeattle/Tacoma Intl
$588
Find similar
LATAM Airlines
Mar 9
SEA11:50 amSeattle/Tacoma Intl
17h 45m
1 stop
GRU9:35 amSao Paulo Guarulhos Intl
Mar 14
GRU11:55 pmSao Paulo Guarulhos Intl
26h 17m
2 stops
SEA10:12 pmSeattle/Tacoma Intl
$601
Find similar

Delta flights from Seattle to Sao Paulo

Our best Delta deals on Seattle to Sao Paulo flight tickets
Delta
Sep 13
SEA11:25 amSeattle/Tacoma Intl
17h 25m
1 stop
GRU8:50 amSao Paulo Guarulhos Intl
Dec 16
GRU10:20 amSao Paulo Guarulhos Intl
18h 38m
2 stops
SEA11:58 pmSeattle/Tacoma Intl
$604
Find similar
Delta
Mar 9
SEA7:20 amSeattle/Tacoma Intl
22h 35m
1 stop
GRU9:55 amSao Paulo Guarulhos Intl
Mar 14
GRU10:20 amSao Paulo Guarulhos Intl
30h 39m
1 stop
SEA12:59 pmSeattle/Tacoma Intl
$609
Find similar
Delta
Jan 17
SEA9:55 pmSeattle/Tacoma Intl
31h 00m
1 stop
GRU9:55 amSao Paulo Guarulhos Intl
Feb 8
GRU11:45 pmSao Paulo Guarulhos Intl
23h 05m
1 stop
SEA5:50 pmSeattle/Tacoma Intl
$611
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Sao Paulo 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 September 11, 2025.
Use the filters below to find and compare flights from Seattle to Sao Paulo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Tue 10/21

11:29 am-8:50 am

1 stop17h 21m

Sao Paulo Guarulhos Intl

Thu 10/30

11:10 pm-2:44 pm

1 stop19h 34m

$575

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Thu 11/27

7:55 am-5:20 am

1 stop16h 25m

Sao Paulo Guarulhos Intl

Sun 12/7

9:15 pm-10:18 am

1 stop18h 03m

$588

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Tue 1/20

7:00 am-9:30 am

2 stops21h 30m

Sao Paulo Guarulhos Intl

Tue 2/3

10:15 pm-12:49 pm

1 stop19h 34m

$590

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Tue 1/20

9:25 am-9:30 am

2 stops19h 05m

Sao Paulo Guarulhos Intl

Tue 2/3

10:15 pm-4:01 pm

2 stops22h 46m

$591

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Mon 3/9

7:20 am-9:55 am

1 stop22h 35m

Sao Paulo Guarulhos Intl

Sat 3/14

10:20 am-12:59 pm

1 stop30h 39m

$609

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Sat 1/17

9:55 pm-9:55 am

1 stop31h 00m

Sao Paulo Guarulhos Intl

Sun 2/8

11:45 pm-5:50 pm

1 stop23h 05m

$611

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Tue 9/30

10:09 am-7:15 am

1 stop17h 06m

Sao Paulo Guarulhos Intl

Wed 10/29

12:15 am-11:35 pm

1 stop27h 20m

$613

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Mon 11/10

12:41 am-8:10 am

1 stop26h 29m

Sao Paulo Guarulhos Intl

Thu 11/20

12:15 am-11:26 pm

1 stop28h 11m

$622

SeattleSao Paulo

SEA - VCP

SEAVCP

Seattle/Tacoma Intl

Fri 2/6

10:30 am-7:15 pm

2 stops27h 45m

Sao Paulo Viracopos

Mon 3/9

9:50 am-11:21 pm

2 stops41h 31m

$820

SeattleSao Paulo

SEA - CGH

SEACGH

Seattle/Tacoma Intl

Fri 2/6

10:30 am-2:10 pm

2 stops22h 40m

Sao Paulo Congonhas

Mon 3/9

6:00 pm-11:21 pm

2 stops33h 21m

$826

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Sao Paulo from

How to get the cheapest flight ticket from Seattle to Sao Paulo

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 month to fly to Sao Paulo?

The cheapest month to fly to Sao Paulo from Seattle is in May. Flight prices, which tend to average around $550, are often lower during this time because this is during the off-season. If you don’t want to visit Sao Paulo in May, then you should wait until July to fly from Seattle, when ticket prices are also cheap, with an average price of $613.

What is the cheapest day to depart on your flight to Sao Paulo?

The cheapest day to depart on your flight to Sao Paulo is on a Thursday when prices can be found for as low as $1,036. This is often the case because there is less demand to fly during this day of the week. On the other hand, Wednesday is the most expensive day to depart from Seattle because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,384.

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

In the afternoon is the cheapest time of day to fly from Seattle to Sao Paulo when you can find flight prices for as low as $1,130. Flying to Sao Paulo in the afternoon is an ideal time because this is during off-peak travel hours. Flights to Sao Paulo are more costly at noon, with an average ticket price of $1,347. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Sao Paulo?

You are more likely to see cheaper flights to Sao Paulo from Seattle when booking week ahead of your departure date. In general, you can expect to find flights to Sao Paulo for around $797 when searching week out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sao Paulo from Seattle for as low as $672 on momondo.

Can stopping save me money on Seattle to Sao Paulo flights?

You could potentially save up to 2% on your flight if you consider stops on a Seattle to Sao Paulo flight.

When to book flights from Seattle to Sao Paulo

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

Cheap Seattle to Sao Paulo (SEA to SAO) flight deals and tips

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

Direct flights

None
There are no direct flights from Seattle to Sao Paulo. There are no popular flight routes from Seattle to Sao Paulo.
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  • How far is Seattle/Tacoma Intl to Sao Paulo by plane?

    Seattle/Tacoma Intl and Sao Paulo are 6779.6 mi apart from one another. A reasonable flight in good conditions will take 15h 17m.

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

    Prices for flights from Seattle/Tacoma Intl Airport to Sao Paulo are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Sao Paulo.

  • What documentation or ID do you need to fly to Sao Paulo?

    The travel and health documents you'll need for your trip to Sao Paulo may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sao Paulo. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Seattle to Sao Paulo?

Best airlines flying from Seattle to Sao Paulo

Compare and see reviews for airlines that fly from Seattle to Sao Paulo with momondo
Airline
Rating
Free Cancellation
Price
LATAM AirlinesPriceFrom $494Free CancellationRating
7.5
1,847 reviews
Search LATAM Airlines flights
American AirlinesPriceFrom $498Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $498Free CancellationRating
7.9
7,960 reviews
Search Delta flights
United AirlinesPriceFrom $498Free CancellationRating
7.4
8,937 reviews
Search United Airlines flights
GOLPriceFrom $599Free CancellationRating
7.3
1,105 reviews
Search GOL flights
Air CanadaPriceFrom $745Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights

Traveling to a place near Sao Paulo?

Book flights to Sao Paulo if you plan to visit one of these locations
Santos
Guarujá

Why use momondo?

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

Finding the right flight to Sao Paulo from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Sao Paulo quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Seattle to Sao Paulo flights to just show those with flexible booking policies.

How can momondo help me find flights from Seattle to Sao Paulo?

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 Sao Paulo.

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

Yes momondo offers price alerts on flights to Sao Paulo from Seattle. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Sao Paulo trip

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Find better results for your trip to Brazil

Fly into one of these airports located in Sao Paulo

Airports listed have a maximum distance of 48.9 mi from Sao Paulo
Sao Paulo Congonhas Airport
Sao Paulo Guarulhos Intl Airport
Sao Paulo Viracopos Airport