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$299+ Cheap flights from St. Louis (STL) to Brazil

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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
STL — GRU
ene. 8 — ene. 151
jue. 1/8
jue. 1/15
1 adult, Economy
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Cheap flight deals from St. Louis to Brazil

Cheapest flights from St. Louis to Brazil
Explore the most affordable flight options available from St. Louis to Brazil. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 9, 2025.

This Trip.com deal was found by Cheapflights users on 12/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/159:54 amSTL - VCP
1 stop16h 46mMultiple Airlines
mar. 12/1610:00 amVCP - STL
1 stop15h 33mMultiple Airlines
Deal found 12/7$1,212
This Expedia deal was found by Cheapflights users on 12/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/129:30 amSTL - GIG
2 stops17h 55mMultiple Airlines
dom. 12/149:00 pmGIG - STL
1 stop21h 29mMultiple Airlines
Deal found 12/8$1,227
This KAYAK deal was found by Cheapflights users on 12/8. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/185:12 pmSTL - GIG
2 stops21h 28mLATAM Airlines
vie. 5/227:00 amGIG - STL
2 stops18h 38mLATAM Airlines
Deal found 12/8$1,244
This American Airlines deal was found by Cheapflights users on 12/8. 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.
jue. 12/187:00 amSTL - GIG
1 stop20h 15mAmerican Airlines
vie. 5/2211:00 pmGIG - STL
2 stops18h 23mAmerican Airlines
Deal found 12/8$1,304
This Expedia deal was found by Cheapflights users on 12/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/126:00 amSTL - GIG
2 stops26h 35mMultiple Airlines
lun. 12/1510:25 amGIG - STL
2 stops32h 04mMultiple Airlines
Deal found 12/8$1,311
This United Airlines deal was found by Cheapflights users on 12/8. 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.
jue. 12/186:00 amSTL - GIG
1 stop24h 35mUnited Airlines
vie. 5/229:05 pmGIG - STL
1 stop14h 37mUnited Airlines
Deal found 12/8$1,347
This Ovago deal was found by Cheapflights users on 12/9. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/105:10 amSTL - FOR
2 stops37h 20mGOL
jue. 12/251:00 pmFOR - STL
2 stops24h 50mGOL
Deal found 12/9$1,355
This United Airlines deal was found by Cheapflights users on 12/7. 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.
mié. 12/1011:25 amSTL - GRU
2 stops19h 05mUnited Airlines
vie. 1/1610:25 pmGRU - STL
2 stops17h 04mUnited Airlines
Deal found 12/7$1,367
This United Airlines deal was found by Cheapflights users on 12/8. 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.
mié. 12/241:05 pmSTL - GRU
1 stop18h 15mUnited Airlines
mié. 12/3110:15 pmGRU - STL
1 stop14h 34mUnited Airlines
Deal found 12/8$1,403
This United Airlines deal was found by Cheapflights users on 12/8. 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.
jue. 12/188:05 amSTL - GRU
1 stop20h 10mUnited Airlines
lun. 12/299:45 pmGRU - STL
1 stop26h 58mUnited Airlines
Deal found 12/8$1,411
This Expedia deal was found by Cheapflights users on 12/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/94:36 pmSTL - FOR
2 stops30h 59mGOL
jue. 12/2511:05 amFOR - STL
2 stops26h 45mGOL
Deal found 12/9$1,413
This Delta deal was found by Cheapflights users on 12/8. 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.
sáb. 12/135:12 pmSTL - GIG
1 stop12h 08mDelta
sáb. 12/209:30 pmGIG - STL
1 stop14h 28mDelta
Deal found 12/8$1,421

Find flight deals from St. Louis to Brazil

Keep the following information in mind while searching for St. Louis to Brazil flight deals. Data was last updated diciembre 9, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$769
(Air Canada)

One-way from

$299
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$1,437
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 Brazil
Search Deals
One-way flight from Lambert-St Louis to Brazil
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($197 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Brazil 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 diciembre 9, 2025.
Use the filters below to find and compare flights from St. Louis to Brazil that are best for you.

Fly from

St. Louis

Fly to

Brazil

Route

Depart

Return

Price

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

sáb. 3/7

4:05 pm-12:05 pm

1 stop17h 00m

Rio de Janeiro–Galeão Intl

mié. 3/11

8:00 pm-3:29 pm

1 stop21h 29m

$769

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

sáb. 3/7

4:05 pm-9:00 am

2 stops37h 55m

Sao Paulo Guarulhos Intl

mié. 3/11

9:30 pm-3:29 pm

1 stop19h 59m

$772

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

dom. 3/8

6:00 am-8:45 am

2 stops24h 45m

Sao Paulo Guarulhos Intl

dom. 3/15

12:15 am-10:33 pm

2 stops24h 18m

$826

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

dom. 3/8

4:05 pm-10:35 am

1 stop16h 30m

Sao Paulo Guarulhos Intl

lun. 3/16

9:15 pm-3:29 pm

2 stops44h 14m

$842

St. LouisSao Paulo

STL - CGH

STLCGH

Lambert-St Louis

sáb. 3/7

4:05 pm-4:15 pm

2 stops21h 10m

Sao Paulo Congonhas

mié. 3/11

5:05 pm-3:29 pm

2 stops24h 24m

$862

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

mié. 1/21

10:00 am-8:35 am

2 stops19h 35m

Sao Paulo Guarulhos Intl

mié. 1/28

10:20 am-11:59 pm

2 stops16h 39m

$867

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

sáb. 5/2

10:00 am-6:55 am

2 stops18h 55m

Sao Paulo Guarulhos Intl

sáb. 5/16

4:45 pm-9:16 am

2 stops42h 31m

$867

St. LouisSao Paulo

STL - VCP

STLVCP

Lambert-St Louis

dom. 3/8

3:22 pm-10:45 am

2 stops17h 23m

Sao Paulo Viracopos

lun. 3/16

5:55 pm-10:32 am

2 stops42h 37m

$911

St. LouisSao Paulo

STL - CGH

STLCGH

Lambert-St Louis

dom. 3/8

3:22 pm-11:00 am

2 stops17h 38m

Sao Paulo Congonhas

lun. 3/16

7:55 pm-9:51 pm

2 stops27h 56m

$917

St. LouisSao Paulo

STL - VCP

STLVCP

Lambert-St Louis

jue. 5/28

10:53 am-10:40 am

2 stops21h 47m

Sao Paulo Viracopos

sáb. 8/1

6:00 pm-12:19 am

2 stops32h 19m

$935

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/8

Showing 1-10 of 60 results
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Best time to book a flight from St. Louis to Brazil

Have a flexible travel schedule? Discover the best time to fly to Brazil 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 Brazil

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

Currently, July is the cheapest month in which you can book a flight from St. Louis to Brazil (average of $465). Flying from St. Louis to Brazil 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.

What is the cheapest time of day to fly from STL to BR?

Find hourly flight availability from St. Louis to Brazil. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 9, 2025.

One of the essential ways to save on airfare from St. Louis to Brazil is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 10% on airfare.

Reviews of airlines servicing Brazil

Get insights into the airlines that provide service to Brazil. 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 Brazil. Reviews last updated diciembre 9, 2025.
Peruse reviews from past customers who have flown with Delta, LATAM Airlines, and United Airlines from St. Louis to Brazil to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,009 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Food

7.3

Overall

7.9

Crew

8.5

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
8,009 reviews
Delta
7.9
Good
8,009 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Food

7.3

Overall

7.9

Crew

8.5

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.
LATAM Airlines
7.5
Good
1,889 reviews
Delta
7.9
Good
8,009 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Food

7.3

Overall

7.9

Crew

8.5

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.
United Airlines
7.4
Good
9,089 reviews
Delta
7.9
Good
8,009 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Food

7.3

Overall

7.9

Crew

8.5

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.
American Airlines
7.2
Good
11,043 reviews
Delta
7.9
Good
8,009 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Food

7.3

Overall

7.9

Crew

8.5

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.
Air Canada
7.1
Good
10,514 reviews
Delta
7.9
Good
8,009 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Food

7.3

Overall

7.9

Crew

8.5

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 Brazil. 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 Brazil?

    For a flight from St. Louis to Brazil, you will be flying from Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city.

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

    Airlines like Air Canada, GOL, and United Airlines fly from St. Louis to Brazil in about 17h. The time it takes to get you to your destination can typically vary by up to 15h 20m. Airlines will cover a distance of 5229 mi. This flight may include one or multiple stops.

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

    The most popular flight routes from St. Louis to Brazil are Lambert-St Louis - Sao Paulo Guarulhos Intl, Lambert-St Louis - Sao Paulo Congonhas and Lambert-St Louis - Rio de Janeiro–Galeão Intl.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Brazil 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 Brazil?

    Currently, July is the cheapest month in which you can book a flight from St. Louis to Brazil (average of $465). Flying from St. Louis to Brazil 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 Brazil

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from St. Louis to Brazil

Discover the top 5 airlines that operate flights from St. Louis to Brazil. 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 diciembre 9, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$711Average$1,273FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$756Average$1,327FlexibilityNo cancel feeOn-time81%
Air CanadaCheapest$758Average$767FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$761Average$1,300FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$938Average$1,286FlexibilityNo cancel feeOn-time69%

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