What are the cheapest airlines flying from Seattle to Sao Paulo round-trip?

Flying on United Airlines is currently your cheapest option to Sao Paulo, with prices starting at $503. Additional round-trip tickets that might be worth considering are offered by LATAM Airlines and Delta, with the lowest prices starting at $504 and $509, respectively. These flights start at 40% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Seattle to Sao Paulo one-way?

To fly one-way, consider booking your trip with Copa Airlines, which is currently one of the cheapest options available, starting at $394. United Airlines flights start at $424 while deals on Azul start at $539 one-way.

What is the cheapest day to fly from Seattle to Sao Paulo?

Travelers seeking maximum savings on their Seattle to Sao Paulo flight should consider departing on Thursday at noon when fares are most often at their lowest. Wednesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular routes from Seattle to Sao Paulo?

While some choose either Seattle/Tacoma Intl - Sao Paulo Viracopos or Seattle/Tacoma Intl - Sao Paulo Congonhas, Seattle/Tacoma Intl - Sao Paulo Guarulhos Intl is the most popular route from Seattle to Sao Paulo.

What are the most popular airlines that fly from Seattle to Sao Paulo?

The most popular airlines flying from Seattle to Sao Paulo are American Airlines, Air Canada and Delta. Something to consider prior to booking your flight.

What is the cheapest day to fly round-trip from Seattle to Sao Paulo?

Tuesday flights are found to be more expensive to fly from Seattle to Sao Paulo. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Sao Paulo.

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

To save on the cost of your flight from Seattle to Sao Paulo, book at least 25 days before your planned departure. Booking around this time can save you about 39% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $598 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $695.

What is the cheapest month to fly from Seattle to Sao Paulo?

May is one of the best times of the year to fly to Sao Paulo from Seattle. Prices for May average $849 per person but you can even find prices for as low as $502. The most expensive prices can be found in the month of December. Opting for a May flight can save you 78% on your journey compared to booking in December

Most accurate provider : When it comes to deals on Seattle-Sao Paulo flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Seattle-Sao Paulo flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Seattle-Sao Paulo flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Seattle-Sao Paulo flights, Cheapflights users trust AranGrant the most. AranGrant 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-Sao Paulo flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from Seattle to Sao Paulo?

Located just 11.4 mi from the city center, Seattle/Tacoma Intl is the airport most travelers will use when flying to Sao Paulo from Seattle. Booking flights from Seattle/Tacoma Intl (SEA) to Sao Paulo should be relatively easy as there are 0 daily outbound flights to Sao Paulo from 6 different airlines.

Can I find deals for flights from Seattle to Sao Paulo that include hotel bookings?

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

How can I find direct flights from Seattle to Sao Paulo?

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

Can I find deals for business class flights from Seattle to Sao Paulo?

Yes. Cheapflights offers flight deals from Seattle to Sao Paulo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$342+ Flights from Seattle to Sao Paulo, Brazil

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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.

Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Sao Paulo are usually found in May or July, booked 27 days in advance, depart on a Thursday or Tuesday and return on a Tuesday

Cheap flight deals from Seattle to Sao Paulo

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$503 (United Airlines)
One-way from	$348 (Kiwi.com)
Popular in	December
Cheapest in	May
Average price	$723

Provider with most accurate pricing for Seattle/Tacoma Intl-Sao Paulo (SAO) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Sao Paulo (SAO) flights.

Search Deals

From Seattle/Tacoma Intl to Sao Paulo (SAO)

Search Deals

One-way flight from Seattle/Tacoma Intl to Sao Paulo (SAO)

Search Deals

Highest demand for flights based on searches. 18% potential increase in price ($187 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 7% potential price decrease ($61 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Find flight deals from Seattle to Sao Paulo

Cheapest flights from Seattle to Sao Paulo
Explore the most affordable flight options available from Seattle to Sao Paulo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

Tue 6/312:55 pmSEA - GRU

1 stop16h 35mUnited Airlines

Tue 6/109:50 pmGRU - SEA

2 stops27h 21mUnited Airlines

Deal found 4/28

$503

Fri 11/76:00 amSEA - GRU

2 stops18h 15mLATAM Airlines

Mon 1/2611:45 pmGRU - SEA

2 stops27h 27mLATAM Airlines

Deal found 4/27

$504

Mon 11/37:20 amSEA - GRU

1 stop17h 20mDelta

Sat 1/3110:40 amGRU - SEA

1 stop28h 49mDelta

Deal found 4/27

$509

Sat 5/314:32 pmSEA - GRU

1 stop34h 43mAmerican Airlines

Fri 6/610:25 pmGRU - SEA

2 stops25h 38mAmerican Airlines

Deal found 4/28

$588

Tue 9/1611:00 pmSEA - VCP

2 stops54h 05mGOL

Tue 9/309:45 amVCP - SEA

2 stops42h 48mGOL

Deal found 4/28

$610

Sat 4/2612:59 amSEA - GRU

1 stop26h 16mMultiple Airlines

Tue 5/610:00 pmGRU - SEA

1 stop22h 45mMultiple Airlines

Deal found 4/27

$683

Fri 5/92:40 pmSEA - GRU

2 stops29h 50mCopa Airlines

Fri 5/165:25 amGRU - SEA

2 stops21h 38mCopa Airlines

Deal found 4/28

$721

Thu 6/127:15 pmSEA - GRU

2 stops34h 30mAir Canada

Thu 6/199:00 pmGRU - SEA

1 stop27h 41mAir Canada

Deal found 4/28

$756

Wed 6/48:25 amSEA - VCP

1 stop16h 35mMultiple Airlines

Thu 6/511:30 pmVCP - SEA

1 stop26h 30mMultiple Airlines

Deal found 4/28

$822

Tue 11/1111:10 pmSEA - CGH

2 stops30h 05mGOL

Thu 11/276:30 amCGH - SEA

2 stops21h 50mGOL

Deal found 4/28

$843

Tue 6/38:00 amSEA - CGH

2 stops29h 55mMultiple Airlines

Tue 6/1010:10 amCGH - SEA

2 stops41h 37mMultiple Airlines

Deal found 4/27

$1,316

Thu 6/127:12 amSEA - CGH

3 stops26h 53mAmerican Airlines

Thu 6/196:30 pmCGH - SEA

2 stops33h 17mAmerican Airlines

Deal found 4/28

$2,629

Best flights from Seattle to Sao Paulo
Discover carefully curated flight deals from Seattle to Sao Paulo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 29, 2025.

Tue 6/312:55 pmSEA - GRU

1 stop16h 35mUnited Airlines

Tue 6/109:50 pmGRU - SEA

3 stops27h 21mUnited Airlines

Deal found 4/28

$503

Sun 6/17:15 amSEA - GRU

1 stop21h 35mLATAM Airlines

Fri 6/208:30 pmGRU - SEA

1 stop17h 48mLATAM Airlines

Deal found 4/28

$504

Thu 7/105:45 pmSEA - GRU

1 stop31h 55mDelta

Tue 8/1210:50 pmGRU - SEA

1 stop19h 55mDelta

Deal found 4/28

$509

Sat 5/314:32 pmSEA - GRU

1 stop34h 43mAmerican Airlines

Fri 6/69:25 pmGRU - SEA

1 stop30h 22mAmerican Airlines

Deal found 4/28

$588

Tue 9/1611:00 pmSEA - VCP

2 stops54h 05mGOL

Tue 9/309:45 amVCP - SEA

2 stops42h 48mGOL

Deal found 4/28

$610

Sun 8/39:58 pmSEA - GRU

1 stop27h 37mMultiple Airlines

Sun 8/2410:50 pmGRU - SEA

1 stop24h 39mMultiple Airlines

Deal found 4/27

$685

Fri 5/92:40 pmSEA - GRU

2 stops29h 30mCopa Airlines

Thu 5/151:40 amGRU - SEA

2 stops25h 23mCopa Airlines

Deal found 4/28

$721

Thu 6/127:15 pmSEA - GRU

2 stops34h 30mAir Canada

Thu 6/199:00 pmGRU - SEA

1 stop27h 41mAir Canada

Deal found 4/28

$756

Wed 6/48:25 amSEA - VCP

1 stop16h 35mMultiple Airlines

Thu 6/511:30 pmVCP - SEA

1 stop26h 30mMultiple Airlines

Deal found 4/28

$822

Mon 7/78:16 pmSEA - CGH

2 stops21h 24mGOL

Wed 8/136:00 amCGH - SEA

2 stops21h 57mGOL

Deal found 4/28

$1,160

Tue 6/38:00 amSEA - CGH

2 stops29h 55mMultiple Airlines

Tue 6/1010:10 amCGH - SEA

2 stops41h 37mMultiple Airlines

Deal found 4/27

$1,316

Thu 6/127:12 amSEA - CGH

3 stops26h 53mAmerican Airlines

Thu 6/196:30 pmCGH - SEA

2 stops33h 17mAmerican Airlines

Deal found 4/28

$2,629

Last-minute flights from Seattle to Sao Paulo
Discover last-minute flight deals from Seattle to Sao Paulo. Data last updated April 29, 2025 and is based on user searches.

Sun 5/411:59 pmSEA - GRU

2 stops27h 36mUnited Airlines

Sat 5/1010:20 pmGRU - SEA

2 stops27h 11mUnited Airlines

Deal found 4/27

$503

Sun 5/411:30 pmSEA - GRU

1 stop26h 10mLATAM Airlines

Fri 5/98:15 amGRU - SEA

2 stops29h 54mLATAM Airlines

Deal found 4/28

$536

Sun 5/41:10 amSEA - GRU

1 stop26h 05mAmerican Airlines

Thu 5/89:25 pmGRU - SEA

2 stops19h 22mAmerican Airlines

Deal found 4/28

$706

Sun 5/45:13 pmSEA - GRU

2 stops30h 37mCopa Airlines

Thu 5/83:10 amGRU - SEA

2 stops23h 53mCopa Airlines

Deal found 4/28

$931

Sun 5/412:59 pmSEA - GRU

2 stops36h 01mMultiple Airlines

Sat 5/109:25 pmGRU - SEA

3 stops52h 31mMultiple Airlines

Deal found 4/27

$1,059

Sun 5/48:56 pmSEA - VCP

3 stops28h 04mMultiple Airlines

Fri 5/99:30 amVCP - SEA

3 stops32h 55mMultiple Airlines

Deal found 4/28

$2,741

Mon 5/56:45 pmSEA - CGH

3 stops35h 00mMultiple Airlines

Thu 5/810:55 amCGH - SEA

3 stops34h 04mMultiple Airlines

Deal found 4/28

$3,460

Fri 5/92:40 pmSEA - GRU

2 stops29h 30mCopa Airlines

Thu 5/151:40 amGRU - SEA

2 stops25h 23mCopa Airlines

Deal found 4/28

$721

Mon 5/127:20 amSEA - GRU

2 stops21h 40mLATAM Airlines

Thu 5/1510:05 amGRU - SEA

2 stops32h 25mLATAM Airlines

Deal found 4/28

$507

Sun 5/253:20 pmSEA - GRU

3 stops34h 15mMultiple Airlines

Mon 6/304:23 amGRU - SEA

3 stops38h 40mMultiple Airlines

Deal found 4/27

$868

Thu 5/299:30 pmSEA - GRU

2 stops30h 35mDelta

Wed 6/44:10 pmGRU - SEA

2 stops24h 23mDelta

Deal found 4/28

$564

Thu 5/2912:55 pmSEA - GRU

2 stops33h 15mAvianca

Mon 6/21:45 amGRU - SEA

2 stops46h 56mAvianca

Deal found 4/27

$1,212

One-way flights from Seattle to Sao Paulo
Search for one-way flight options from Seattle to Sao Paulo. Find affordable one-way fares based on user searches. Data last updated April 29, 2025.

Mon 5/52:30 pmSEA - GRU

2 stops36h 00mMultiple Airlines

Deal found 4/28

$348

Fri 5/92:40 pmSEA - GRU

2 stops29h 50mCopa Airlines

Deal found 4/27

$394

Sun 5/117:00 amSEA - GRU

3 stops22h 30mUnited Airlines

Deal found 4/28

$424

Thu 6/127:55 amSEA - VCP

1 stop17h 05mAzul

Deal found 4/28

$539

Fri 5/912:21 pmSEA - CGH

3 stops39h 29mMultiple Airlines

Deal found 4/27

$564

Thu 6/1211:35 amSEA - GRU

1 stop17h 40mAir Canada

Deal found 4/28

$573

Fri 5/912:21 pmSEA - VCP

3 stops47h 59mMultiple Airlines

Deal found 4/27

$609

Thu 6/128:01 pmSEA - CGH

2 stops21h 39mGOL

Deal found 4/28

$643

Fri 5/301:10 amSEA - GRU

1 stop26h 05mAmerican Airlines

Deal found 4/28

$664

Thu 6/126:00 amSEA - CGH

3 stops28h 25mLATAM Airlines

Deal found 4/28

$866

Thu 6/127:00 amSEA - VCP

2 stops18h 35mUnited Airlines

Deal found 4/28

$3,493

Cheapflights Fare Finder

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 6/3

12:55 pm-9:30 am

1 stop16h 35m

Sao Paulo Guarulhos Intl

Tue 6/10

9:50 pm-9:11 pm

2 stops27h 21m

$503

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Mon 5/12

7:20 am-9:00 am

2 stops21h 40m

Sao Paulo Guarulhos Intl

Thu 5/15

10:05 am-2:30 pm

2 stops32h 25m

$507

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Mon 6/2

6:00 am-9:00 am

1 stop23h 00m

Sao Paulo Guarulhos Intl

Sat 6/7

10:05 am-1:44 pm

1 stop31h 39m

$554

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Sat 5/31

4:32 pm-7:15 am

1 stop34h 43m

Sao Paulo Guarulhos Intl

Fri 6/6

10:25 pm-8:03 pm

2 stops25h 38m

$588

SeattleSao Paulo

SEA - VCP

SEAVCP

Seattle/Tacoma Intl

Tue 9/16

11:00 pm-9:05 am

2 stops54h 05m

Sao Paulo Viracopos

Tue 9/30

9:45 am-12:33 am

2 stops42h 48m

$610

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Tue 6/3

6:00 am-12:30 am

3 stops38h 30m

Sao Paulo Guarulhos Intl

Mon 6/9

3:10 am-2:25 pm

3 stops39h 15m

$693

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Fri 5/9

2:40 pm-12:30 am

2 stops29h 50m

Sao Paulo Guarulhos Intl

Fri 5/16

5:25 am-11:03 pm

2 stops21h 38m

$721

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Thu 6/12

7:15 pm-9:45 am

2 stops34h 30m

Sao Paulo Guarulhos Intl

Thu 6/19

9:00 pm-8:41 pm

1 stop27h 41m

$756

SeattleSao Paulo

SEA - VCP

SEAVCP

Seattle/Tacoma Intl

Wed 6/4

8:25 am-5:00 am

1 stop16h 35m

Sao Paulo Viracopos

Thu 6/5

11:30 pm-10:00 pm

1 stop26h 30m

$822

SeattleSao Paulo

SEA - CGH

SEACGH

Seattle/Tacoma Intl

Mon 7/7

8:16 pm-9:40 pm

2 stops21h 24m

Sao Paulo Congonhas

Wed 8/13

6:00 am-11:57 pm

2 stops21h 57m

$1,160

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Showing 1-10 of 25 results

Compare providers for flights from Seattle to Sao Paulo

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Sao Paulo in April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
eDreams	Price Accuracy3 stars	Trust 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-Sao Paulo flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Seattle-Sao Paulo flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Seattle-Sao Paulo flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Seattle-Sao Paulo flights, Cheapflights users trust AranGrant the most. AranGrant 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-Sao Paulo 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 Sao Paulo

Have a flexible travel schedule? Discover the best time to fly to Sao Paulo 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.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Sao Paulo

How far ahead should I book a flight from Seattle to Sao Paulo?

The best time to book flights from Seattle to Sao Paulo is 24 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Seattle to Sao Paulo?

Currently, April is the cheapest month in which you can book a flight from Seattle to Sao Paulo (average of $686). Flying from Seattle to Sao Paulo in December is currently the most expensive (average of $1,209). 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.

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

Unlike at noon, when flights are generally more expensive, you can save up to 17% on flights from Seattle to Sao Paulo by exploring options for tickets in the afternoon.

Rainfall in Sao Paulo by month

In terms of precipitation, rainfall in Sao Paulo ranges from 0.8 - 9.4 inches per month. January is typically the wettest month, when rainfall can reach 9.4 in. July is typically the driest time to visit Sao Paulo when rainfall is around 0.8 in.

Temperature in Sao Paulo by month

If weather is an important factor for your trip to Sao Paulo, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 62.6 F).

Reviews of airlines servicing Sao Paulo

Get a feel of what it's like to fly with Azul, Delta and LATAM Airlines from Seattle to Sao Paulo by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Azul

8.0

Very good

777 reviews

Reviews

1 / 14

2.0

Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.

Azul

8.0

Very good

777 reviews

Azul

8.0

Very good

777 reviews

Reviews

1 / 14

2.0

Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.

Delta

8.0

Very good

7,929 reviews

Azul

8.0

Very good

777 reviews

Reviews

1 / 14

2.0

Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.

LATAM Airlines

7.5

Good

1,766 reviews

Azul

8.0

Very good

777 reviews

Reviews

1 / 14

2.0

Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.

Copa Airlines

7.5

Good

1,410 reviews

Azul

8.0

Very good

777 reviews

Reviews

1 / 14

2.0

Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.

United Airlines

7.4

Good

8,696 reviews

Azul

8.0

Very good

777 reviews

Reviews

1 / 14

2.0

Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.

Related info for your journey

What airport do you fly from for flights from Seattle to Sao Paulo?
Located just 11.4 mi from the city center, Seattle/Tacoma Intl is the airport most travelers will use when flying to Sao Paulo from Seattle. Booking flights from Seattle/Tacoma Intl (SEA) to Sao Paulo should be relatively easy as there are 0 daily outbound flights to Sao Paulo from 6 different airlines.
What are the cheapest airlines flying from Seattle to Sao Paulo round-trip?
Flying on United Airlines is currently your cheapest option to Sao Paulo, with prices starting at $503. Additional round-trip tickets that might be worth considering are offered by LATAM Airlines and Delta, with the lowest prices starting at $504 and $509, respectively. These flights start at 40% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from Seattle to Sao Paulo one-way?
To fly one-way, consider booking your trip with Copa Airlines, which is currently one of the cheapest options available, starting at $394. United Airlines flights start at $424 while deals on Azul start at $539 one-way.
What are the most popular routes from Seattle to Sao Paulo?
While some choose either Seattle/Tacoma Intl - Sao Paulo Viracopos or Seattle/Tacoma Intl - Sao Paulo Congonhas, Seattle/Tacoma Intl - Sao Paulo Guarulhos Intl is the most popular route from Seattle to Sao Paulo.
Can I find deals for flights from Seattle to Sao Paulo that include hotel bookings?
Yes. In addition to deals on Seattle to Sao Paulo flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Seattle to Sao Paulo?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Sao Paulo.
Can I find deals for business class flights from Seattle to Sao Paulo?
Yes. Cheapflights offers flight deals from Seattle to Sao Paulo 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 Sao Paulo?
Currently, April is the cheapest month in which you can book a flight from Seattle to Sao Paulo (average of $686). Flying from Seattle to Sao Paulo in December is currently the most expensive (average of $1,209). 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

Santos

Browse thousands of different options on Cheapflights for your next trip

Top 6 airlines flying from Seattle to Sao Paulo

Airline	Cheapest	Average	Flexibility	On-time
LATAM Airlines	Cheapest$498	Average$778	FlexibilityNo cancel fee	On-time81%
United Airlines	Cheapest$503	Average$1,115	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$503	Average$872	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$503	Average$863	FlexibilityNo cancel fee	On-timeN/A
GOL	Cheapest$599	Average$845	FlexibilityNo cancel fee	On-time74%
Air Canada	Cheapest$754	Average$1,165	FlexibilityNo cancel fee	On-time67%

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$342+ Cheap flights from Seattle (SEA) to Sao Paulo, Brazil (SAO)

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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Seattle to Sao Paulo with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Sao Paulo are usually found in May or July, booked 27 days in advance, depart on a Thursday or Tuesday and return on a Tuesday

Cheap flight deals from Seattle to Sao Paulo

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Seattle to Sao Paulo

Cheapest flights from Seattle to Sao PauloExplore the most affordable flight options available from Seattle to Sao Paulo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

Explore the most affordable flight options available from Seattle to Sao Paulo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Seattle to Sao Paulo that are best for you.

Compare providers for flights from Seattle to Sao Paulo

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 Sao Paulo in April.

Best time to book a flight from Seattle to Sao Paulo

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Everything you need to know about your flight from Seattle to Sao Paulo

How far ahead should I book a flight from Seattle to Sao Paulo?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Sao Paulo. Price data was last updated on April 25, 2025.

What is the cheapest month to book a flight from Seattle to Sao Paulo?

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

Find hourly flight availability from Seattle to Sao Paulo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

Rainfall in Sao Paulo by month

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

Temperature in Sao Paulo by month

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

Reviews of airlines servicing Sao Paulo

Get a feel of what it's like to fly with Azul, Delta and LATAM Airlines from Seattle to Sao Paulo by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Sao Paulo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Seattle to Sao Paulo?

What are the cheapest airlines flying from Seattle to Sao Paulo round-trip?

What are the cheapest airlines to fly from Seattle to Sao Paulo one-way?

What are the most popular routes from Seattle to Sao Paulo?

Can I find deals for flights from Seattle to Sao Paulo that include hotel bookings?

How can I find direct flights from Seattle to Sao Paulo?

Can I find deals for business class flights from Seattle to Sao Paulo?

What is the cheapest month to book a flight from Seattle to Sao Paulo?

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Alternative routes for Seattle to Sao Paulo

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Top 6 airlines flying from Seattle to Sao Paulo

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Cheapest flights from Seattle to Sao Paulo
Explore the most affordable flight options available from Seattle to Sao Paulo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.