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Sao Paulo

$605+ Cheap flights from St. Louis (STL) 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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SAO
feb. 20 — feb. 271
vie. 2/20
vie. 2/27
1 adult, Economy
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Cheap flight deals from St. Louis to Sao Paulo

Cheapest flights from St. Louis to Sao Paulo
Explore the most affordable flight options available from St. Louis to Sao Paulo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 21, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/20. 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.
mié. 3/43:49 pm
STL
-
GRU
2 stops34h 51m
Multiple Airlines
mié. 3/1810:20 am
GRU
-
STL
1 stop14h 59m
Multiple Airlines
Deal found 1/20$702
This FlightHub deal was found by Cheapflights users on 1/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/1111:22 am
STL
-
GRU
2 stops31h 33m
GOL
mié. 3/259:40 pm
GRU
-
STL
2 stops28h 18m
GOL
Deal found 1/21$706
This FlightHub deal was found by Cheapflights users on 1/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/1111:22 am
STL
-
CGH
2 stops31h 33m
GOL
mié. 3/257:55 pm
CGH
-
STL
2 stops30h 03m
GOL
Deal found 1/21$711
This Kiwi.com deal was found by Cheapflights users on 1/19. 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.
dom. 3/13:49 pm
STL
-
GRU
2 stops34h 51m
Multiple Airlines
jue. 3/512:55 pm
GRU
-
STL
1 stop14h 04m
Multiple Airlines
Deal found 1/19$713
This GOL deal was found by Cheapflights users on 1/21. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/1111:22 am
STL
-
VCP
2 stops21h 23m
GOL
mié. 3/255:55 pm
VCP
-
STL
2 stops32h 03m
GOL
Deal found 1/21$726
This GOL deal was found by Cheapflights users on 1/20. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/46:20 pm
STL
-
VCP
2 stops37h 25m
GOL
mié. 3/185:55 pm
VCP
-
STL
2 stops42h 37m
GOL
Deal found 1/20$775
This GOL deal was found by Cheapflights users on 1/20. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/46:20 pm
STL
-
GRU
2 stops40h 05m
GOL
mié. 3/1810:50 pm
GRU
-
STL
2 stops37h 42m
GOL
Deal found 1/20$781
This FlightHub deal was found by Cheapflights users on 1/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 3/111:22 am
STL
-
GRU
2 stops16h 53m
GOL
jue. 3/59:00 am
GRU
-
STL
2 stops41h 56m
GOL
Deal found 1/19$782
This Kiwi.com deal was found by Cheapflights users on 1/21. 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.
mié. 3/1111:32 am
STL
-
VCP
2 stops29h 48m
Multiple Airlines
mié. 3/2510:10 am
VCP
-
STL
1 stop23h 07m
Multiple Airlines
Deal found 1/21$783
This Kiwi.com deal was found by Cheapflights users on 1/21. 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.
mié. 3/114:51 pm
STL
-
GRU
1 stop12h 59m
Multiple Airlines
mié. 3/254:25 am
GRU
-
STL
2 stops32h 06m
Multiple Airlines
Deal found 1/21$829
This Gurufare deal was found by Cheapflights users on 1/20. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/254:15 pm
STL
-
GRU
1 stop13h 45m
Azul
mar. 12/19:30 pm
GRU
-
STL
1 stop21h 00m
Azul
Deal found 1/20$922
This Kiwi.com deal was found by Cheapflights users on 1/20. 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.
vie. 3/62:09 pm
STL
-
VCP
2 stops50h 11m
Multiple Airlines
vie. 3/1310:10 am
VCP
-
STL
1 stop15h 09m
Multiple Airlines
Deal found 1/20$932

Find flight deals from St. Louis to Sao Paulo

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) 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 enero 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$702
(Kiwi.com)

One-way from

$605
(Copa Airlines)

Popular in

January

Cheapest in

April

Average price

$1,454
Provider with most accurate pricing for Lambert-St Louis-Sao Paulo (SAO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Sao Paulo (SAO) flights.
Search Deals
From Lambert-St Louis to Sao Paulo (SAO)
Search Deals
One-way flight from Lambert-St Louis to Sao Paulo (SAO)
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($174 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis 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 enero 21, 2026.
Use the filters below to find and compare flights from St. Louis to Sao Paulo that are best for you.

Fly from

St. Louis

Fly to

Sao Paulo

Route

Depart

Return

Price

St. LouisSao Paulo

STL - VCP

STLVCP

Lambert-St Louis

mié. 3/11

11:22 am-10:45 am

2 stops21h 23m

Sao Paulo Viracopos

mié. 3/25

5:55 pm-11:58 pm

2 stops32h 03m

$726

St. LouisSao Paulo

STL - VCP

STLVCP

Lambert-St Louis

mié. 3/4

6:20 pm-10:45 am

2 stops37h 25m

Sao Paulo Viracopos

mié. 3/18

5:55 pm-10:32 am

2 stops42h 37m

$775

St. LouisSao Paulo

STL - VCP

STLVCP

Lambert-St Louis

mié. 3/11

11:32 am-7:20 pm

2 stops29h 48m

Sao Paulo Viracopos

mié. 3/25

10:10 am-7:17 am

1 stop23h 07m

$783

St. LouisSao Paulo

STL - VCP

STLVCP

Lambert-St Louis

vie. 3/6

2:09 pm-7:20 pm

2 stops50h 11m

Sao Paulo Viracopos

vie. 3/13

10:10 am-11:19 pm

1 stop15h 09m

$932

St. LouisSao Paulo

STL - VCP

STLVCP

Lambert-St Louis

jue. 2/19

3:49 pm-1:50 pm

2 stops19h 01m

Sao Paulo Viracopos

jue. 2/26

10:10 am-11:59 pm

1 stop16h 49m

$951

St. LouisSao Paulo

STL - VCP

STLVCP

Lambert-St Louis

vie. 3/6

11:22 am-10:45 am

2 stops20h 23m

Sao Paulo Viracopos

vie. 3/13

5:55 pm-10:32 am

2 stops42h 37m

$1,003

St. LouisSao Paulo

STL - CGH

STLCGH

Lambert-St Louis

vie. 3/6

11:22 am-11:15 am

2 stops20h 53m

Sao Paulo Congonhas

vie. 3/13

6:30 am-11:58 pm

2 stops19h 28m

$1,009

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

lun. 7/6

11:51 am-5:30 am

2 stops15h 39m

Sao Paulo Guarulhos Intl

mié. 8/5

8:15 am-11:37 pm

2 stops17h 22m

$1,054

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

lun. 7/6

11:51 am-5:30 am

2 stops15h 39m

Sao Paulo Guarulhos Intl

lun. 8/3

11:45 pm-6:02 pm

2 stops20h 17m

$1,054

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

jue. 7/9

3:42 pm-7:50 am

2 stops14h 08m

Sao Paulo Guarulhos Intl

lun. 8/3

10:50 pm-12:53 pm

1 stop16h 03m

$1,067

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 42 results
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Compare providers for flights from St. Louis 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 St. Louis to Sao Paulo in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
OvagoPrice Accuracy2 starsTrust Score*2 stars
AranGrantPrice Accuracy2 starsTrust 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 St. Louis-Sao Paulo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Sao Paulo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Sao Paulo flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Sao Paulo flights, Cheapflights users trust Expedia the most. Expedia 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 St. Louis-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 St. Louis to Sao Paulo

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

What is the cheapest month to book a flight from St. Louis to Sao Paulo?

Currently, July is the cheapest month in which you can book a flight from St. Louis to Sao Paulo (average of $465). Flying from St. Louis to Sao Paulo in October is currently the most expensive (average of $4,098). 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.

How much does it cost to fly round-trip from St. Louis 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 enero 21, 2026.
Read through reviews of airlines operating flights from St. Louis to Sao Paulo, such as Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,088 reviews

Food

7.2

Crew

8.5

Overall

7.9

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,088 reviews
Delta
7.9
Good
8,088 reviews

Food

7.2

Crew

8.5

Overall

7.9

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from St. Louis 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 St. Louis to Sao Paulo?

    Lambert-St Louis (STL) is the airport you will fly out of if you book a flight from St. Louis to Sao Paulo. You should not have trouble finding flights to Sao Paulo from Lambert-St Louis; 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 5 airlines have flights from the St. Louis airport to Sao Paulo. It is only a 12.7 mi journey to Lambert-St Louis (STL) from St. Louis’s city center.

  • How long is the flight from St. Louis to Sao Paulo?

    There are many flights that can get you from St. Louis to Sao Paulo in 14h 08m. Fly via GOL, LATAM Airlines, or Delta to get the fastest option. The distance from St. Louis to Sao Paulo is about 5146 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from St. Louis to Sao Paulo round-trip?

    Cheapflights users have booked flights from St. Louis to Sao Paulo round-trip from $758. Other airlines that can offer you cheap pricing are Delta, from $858, and United Airlines, from $938. Air Canada is priced at 35% lower than the current average price of a flight leaving 3 months from now.

  • What are the most popular routes from St. Louis to Sao Paulo?

    While some choose either Lambert-St Louis - Sao Paulo Viracopos or Lambert-St Louis - Sao Paulo Congonhas, Lambert-St Louis - Sao Paulo Guarulhos Intl is the most popular route from St. Louis to Sao Paulo.

  • Can I find deals for flights from St. Louis to Sao Paulo that include hotel bookings?

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

  • How can I find direct flights from St. Louis to Sao Paulo?

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

  • Can I find deals for business class flights from St. Louis to Sao Paulo?

    Yes. Cheapflights offers flight deals from St. Louis 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 St. Louis to Sao Paulo?

    Currently, July is the cheapest month in which you can book a flight from St. Louis to Sao Paulo (average of $465). Flying from St. Louis to Sao Paulo in October is currently the most expensive (average of $4,098). 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

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Alternative routes for St. Louis to Sao Paulo

See prices for flight routes from nearby airports that may be better suited for you.
St. Louis to Guarulhos Intl flights
Kansas City to Guarulhos Intl flights

Top 5 airlines flying from St. Louis to Sao Paulo

Discover the top 5 airlines that operate flights from St. Louis 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 enero 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$758Average$767FlexibilityNo cancel feeOn-time67%
DeltaCheapest$858Average$1,228FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$938Average$1,286FlexibilityNo cancel feeOn-time69%
LATAM AirlinesCheapest$973Average$1,397FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$1,164Average$1,481FlexibilityNo cancel feeOn-time71%

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