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$487+ 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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
STL — GRU
ago. 19 — ago. 261
mar. 8/19
mar. 8/26
1 adult, Economy
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Cheap 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 agosto 14, 2025.

Round-trip from

$770
(Gotogate)

One-way from

$487
(Kiwi.com)

Popular in

June

Cheapest in

April

Average price

$1,345
From Lambert-St Louis to Brazil
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One-way flight from Lambert-St Louis to Brazil
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Highest demand for flights based on searches. 3% potential increase in price ($37 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find 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 agosto 14, 2025.

This Air Canada deal was found by Cheapflights users on 8/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/124:05 pmSTL - GRU
2 stops37h 55mAir Canada
mié. 11/199:45 pmGRU - STL
2 stops44h 44mAir Canada
Deal found 8/14$763
This Air Canada deal was found by Cheapflights users on 8/13. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/144:05 pmSTL - SDU
2 stops20h 15mAir Canada
mar. 9/2311:25 amSDU - STL
2 stops29h 53mAir Canada
Deal found 8/13$901
This Air Canada deal was found by Cheapflights users on 8/13. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/144:05 pmSTL - GIG
2 stops23h 35mMultiple Airlines
mar. 9/236:20 pmGIG - STL
2 stops22h 58mMultiple Airlines
Deal found 8/13$928
This Orbitz deal was found by Cheapflights users on 8/14. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/14:05 pmSTL - SDU
2 stops19h 15mAir Canada
lun. 12/1511:25 amSDU - STL
2 stops31h 04mAir Canada
Deal found 8/14$936
This Kiwi.com deal was found by Cheapflights users on 8/14. 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. 9/281:52 pmSTL - GRU
1 stop16h 13mMultiple Airlines
dom. 10/58:30 pmGRU - STL
2 stops26h 07mMultiple Airlines
Deal found 8/14$943
This Air Canada deal was found by Cheapflights users on 8/13. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/24:05 pmSTL - GIG
2 stops20h 05mAir Canada
vie. 12/129:00 pmGIG - STL
1 stop21h 29mAir Canada
Deal found 8/13$963
This Air Canada deal was found by Cheapflights users on 8/13. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/24:05 pmSTL - GIG
2 stops20h 05mMultiple Airlines
vie. 12/123:55 pmGIG - STL
2 stops26h 34mMultiple Airlines
Deal found 8/13$971
This Booking.com deal was found by Cheapflights users on 8/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/24:05 pmSTL - SDU
2 stops19h 15mAir Canada
vie. 12/1211:25 amSDU - STL
2 stops31h 04mAir Canada
Deal found 8/13$976
This Air Canada deal was found by Cheapflights users on 8/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/74:05 pmSTL - GRU
1 stop15h 30mAir Canada
dom. 1/119:45 pmGRU - STL
2 stops44h 44mAir Canada
Deal found 8/12$980
This Air Canada deal was found by Cheapflights users on 8/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/244:05 pmSTL - GRU
2 stops37h 55mAir Canada
mié. 12/319:45 pmGRU - STL
2 stops44h 44mAir Canada
Deal found 8/14$1,003
This Kiwi.com deal was found by Cheapflights users on 8/14. 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. 9/2810:35 amSTL - VCP
1 stop29h 10mMultiple Airlines
dom. 10/510:50 pmVCP - STL
2 stops18h 14mMultiple Airlines
Deal found 8/14$1,039
This United Airlines deal was found by Cheapflights users on 8/14. 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.
lun. 12/18:20 amSTL - GIG
1 stop22h 15mUnited Airlines
lun. 12/159:55 pmGIG - STL
2 stops22h 08mUnited Airlines
Deal found 8/14$1,045

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 agosto 14, 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. LouisSao Paulo

STL - VCP

STLVCP

Lambert-St Louis

jue. 9/11

10:35 am-5:45 pm

1 stop29h 10m

Sao Paulo Viracopos

mié. 9/24

10:10 am-9:40 am

2 stops25h 30m

$717

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

mié. 11/12

4:05 pm-9:00 am

2 stops37h 55m

Sao Paulo Guarulhos Intl

mié. 11/19

9:45 pm-3:29 pm

2 stops44h 44m

$763

St. LouisRio de Janeiro

STL - SDU

STLSDU

Lambert-St Louis

dom. 9/14

9:15 am-2:20 pm

2 stops27h 05m

Rio de Janeiro Santos Dumont

mar. 9/23

11:25 am-3:18 pm

2 stops29h 53m

$901

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

dom. 9/14

4:05 pm-5:40 pm

2 stops23h 35m

Rio de Janeiro–Galeão Intl

mar. 9/23

6:20 pm-3:18 pm

2 stops22h 58m

$928

St. LouisRio de Janeiro

STL - SDU

STLSDU

Lambert-St Louis

lun. 12/1

4:05 pm-2:20 pm

2 stops19h 15m

Rio de Janeiro Santos Dumont

lun. 12/15

11:25 am-3:29 pm

2 stops31h 04m

$936

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

dom. 9/28

1:52 pm-8:05 am

1 stop16h 13m

Sao Paulo Guarulhos Intl

dom. 10/5

8:30 pm-8:37 pm

2 stops26h 07m

$943

St. LouisRio de Janeiro

STL - SDU

STLSDU

Lambert-St Louis

mié. 1/7

4:05 pm-2:20 pm

2 stops19h 15m

Rio de Janeiro Santos Dumont

mar. 1/20

11:25 am-3:29 pm

2 stops31h 04m

$961

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

mar. 12/2

4:05 pm-3:10 pm

2 stops20h 05m

Rio de Janeiro–Galeão Intl

vie. 12/12

9:00 pm-3:29 pm

1 stop21h 29m

$963

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

mar. 12/2

4:05 pm-3:10 pm

2 stops20h 05m

Rio de Janeiro–Galeão Intl

vie. 12/12

3:55 pm-3:29 pm

2 stops26h 34m

$971

St. LouisRio de Janeiro

STL - SDU

STLSDU

Lambert-St Louis

mar. 12/2

4:05 pm-2:20 pm

2 stops19h 15m

Rio de Janeiro Santos Dumont

vie. 12/12

11:25 am-3:29 pm

2 stops31h 04m

$976

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 34 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, September is the cheapest month in which you can book a flight from St. Louis to Brazil (average of $676). Flying from St. Louis to Brazil 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 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 agosto 14, 2025.

When flying from St. Louis to Brazil, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 agosto 14, 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
8.0
Very good
7,980 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
LATAM Airlines
7.5
Good
1,840 reviews
Delta
8.0
Very good
7,980 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,916 reviews
Delta
8.0
Very good
7,980 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,980 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
9,949 reviews
Delta
8.0
Very good
7,980 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • What are the cheapest airlines to fly from St. Louis to Brazil one-way?

    The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $635. However, be on the lookout for offers from Avianca and United Airlines, as they are both options that can get you from St. Louis to Brazil for a low price.

  • 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 - Rio de Janeiro–Galeão Intl and Lambert-St Louis - Rio de Janeiro Santos Dumont.

  • 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, September is the cheapest month in which you can book a flight from St. Louis to Brazil (average of $676). Flying from St. Louis to Brazil 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

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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 agosto 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$697Average$1,131FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$717Average$940FlexibilityNo cancel feeOn-time71%
LATAM AirlinesCheapest$756Average$1,163FlexibilityNo cancel feeOn-time81%
Air CanadaCheapest$758Average$767FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$938Average$1,286FlexibilityNo cancel feeOn-time69%

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