HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Sao Paulo

$687+ Cheap flights from San Antonio (SAT) to Sao Paulo, Brazil (SAO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SAO
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Antonio to Sao Paulo 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 San Antonio to Sao Paulo

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Sao Paulo (SAO). 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 September 17, 2025.

Round-trip from

$687
(Mytrip)

Popular in

April

Cheapest in

September

Average price

$881
From San Antonio to Sao Paulo (SAO)
Search Deals
Highest demand for flights based on searches. 59% potential increase in price ($2,384 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 55% potential price decrease ($576 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from San Antonio to Sao Paulo

Cheapest flights from San Antonio to Sao Paulo
Explore the most affordable flight options available from San Antonio to Sao Paulo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Mytrip deal was found by Cheapflights users on 9/16. 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.
Fri 10/317:35 pmSAT - GRU
2 stops33h 50mMultiple Airlines
Fri 11/76:05 pmGRU - SAT
2 stops31h 22mMultiple Airlines
Deal found 9/16$687
This Delta deal was found by Cheapflights users on 9/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/612:23 pmSAT - GRU
1 stop14h 17mDelta
Tue 11/117:35 amGRU - SAT
2 stops19h 58mDelta
Deal found 9/17$984
This American Airlines deal was found by Cheapflights users on 9/17. 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 11/612:55 pmSAT - GRU
2 stops16h 10mAmerican Airlines
Tue 11/1110:35 pmGRU - SAT
2 stops17h 01mAmerican Airlines
Deal found 9/17$989
This United Airlines deal was found by Cheapflights users on 9/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3111:40 amSAT - GRU
1 stop19h 50mUnited Airlines
Fri 11/710:15 pmGRU - SAT
1 stop13h 33mUnited Airlines
Deal found 9/16$1,017
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Fri 10/316:12 pmSAT - GRU
1 stop11h 53mAmerican Airlines
Thu 11/612:15 amGRU - SAT
2 stops18h 21mAmerican Airlines
Deal found 9/16$1,122

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Antonio 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, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from San Antonio to Sao Paulo that are best for you.

Fly from

San Antonio

Fly to

Sao Paulo

Route

Depart

Return

Price

San AntonioSao Paulo

SAT - GRU

SATGRU

San Antonio

Thu 11/6

12:23 pm-5:40 am

1 stop14h 17m

Sao Paulo Guarulhos Intl

Tue 11/11

11:45 pm-10:40 am

1 stop13h 55m

$984

San AntonioSao Paulo

SAT - GRU

SATGRU

San Antonio

Thu 11/6

12:23 pm-5:40 am

1 stop14h 17m

Sao Paulo Guarulhos Intl

Tue 11/11

7:35 am-12:33 am

2 stops19h 58m

$984

San AntonioSao Paulo

SAT - GRU

SATGRU

San Antonio

Thu 11/6

12:55 pm-8:50 am

2 stops16h 55m

Sao Paulo Guarulhos Intl

Mon 11/10

12:15 am-2:07 pm

2 stops16h 52m

$989

San AntonioSao Paulo

SAT - GRU

SATGRU

San Antonio

Fri 10/31

11:40 am-9:30 am

1 stop19h 50m

Sao Paulo Guarulhos Intl

Fri 11/7

10:15 pm-8:48 am

1 stop13h 33m

$1,017

San AntonioSao Paulo

SAT - GRU

SATGRU

San Antonio

Fri 10/31

6:12 pm-8:05 am

1 stop11h 53m

Sao Paulo Guarulhos Intl

Thu 11/6

12:15 am-3:36 pm

2 stops18h 21m

$1,122

San AntonioSao Paulo

SAT - GRU

SATGRU

San Antonio

Mon 12/22

5:15 am-9:30 am

1 stop25h 15m

Sao Paulo Guarulhos Intl

Mon 12/29

10:15 pm-8:50 am

1 stop13h 35m

$1,247

San AntonioSao Paulo

SAT - GRU

SATGRU

San Antonio

Mon 12/22

5:15 am-9:30 am

1 stop25h 15m

Sao Paulo Guarulhos Intl

Sat 12/27

10:15 pm-1:13 pm

1 stop17h 58m

$1,259

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Best time to book a flight from San Antonio to Sao Paulo

Have a flexible travel schedule? Discover the best time to fly to Sao Paulo from San Antonio 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 San Antonio to Sao Paulo

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

Currently, September is the cheapest month in which you can book a flight from San Antonio to Sao Paulo (average of $680). Flying from San Antonio 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 SAT to SAO?

Find hourly flight availability from San Antonio 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 September 17, 2025.

It’s optimal to fly from San Antonio to Sao Paulo in the morning. By choosing this option you can save up to 2% on the cost of your flight, compared to a flight at noon.

How much does it cost to fly round-trip from San Antonio to Sao Paulo?

Reviews of airlines servicing Sao Paulo

Get insights into the airlines that provide service to Sao Paulo. 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 Sao Paulo. Reviews last updated September 17, 2025.
Read reviews from past customers who have flown United Airlines from San Antonio to Sao Paulo. 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.
United Airlines
7.4
Good
8,926 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
United Airlines
7.4
Good
8,926 reviews
United Airlines
7.4
Good
8,926 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.

Related info for your journey

Find useful and relevant information for your journey from San Antonio 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 San Antonio to Sao Paulo?

    San Antonio (SAT) is the airport you will fly out of if you book a flight from San Antonio to Sao Paulo. You should not have trouble finding flights to Sao Paulo from San Antonio; the airport handles an average of 0 outbound flights to Sao Paulo per day. You should also have plenty of airline options to choose from since 1 airline has flights from the San Antonio airport to Sao Paulo. It is only a 7.6 mi journey to San Antonio (SAT) from San Antonio’s city center.

  • How long is the flight from San Antonio to Sao Paulo?

    For as low as $984, LATAM Airlines can have you in Sao Paulo from San Antonio in 14h 17m. San Antonio and Sao Paulo are separated by a distance of 5027 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from San Antonio to Sao Paulo round-trip?

    Our cheapest airline available from San Antonio to Sao Paulo is United Airlines. Our recent data shows that you can find tickets from as low as $806 on this airline. United Airlines is currently priced 49% below the average price you’ll pay for this route.

  • Can I find deals for flights from San Antonio to Sao Paulo that include hotel bookings?

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

  • How can I find direct flights from San Antonio to Sao Paulo?

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

  • Can I find deals for business class flights from San Antonio to Sao Paulo?

    Yes. Cheapflights offers flight deals from San Antonio 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 San Antonio to Sao Paulo?

    Currently, September is the cheapest month in which you can book a flight from San Antonio to Sao Paulo (average of $680). Flying from San Antonio 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

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.

Top airline flying from San Antonio to Sao Paulo

Discover the top airline that operate flights from San Antonio to Sao Paulo. 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$806Average$1,030FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.