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

Airlines like Air Canada, United Airlines, and Delta 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 7h 20m. Airlines will cover a distance of 5229 mi. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Brazil 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 Brazil when rainfall is around 0.8 in.

If weather is an important factor for your trip to Brazil, 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).

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 - Rio de Janeiro–Galeão Intl, Lambert-St Louis - Sao Paulo Guarulhos Intl and Lambert-St Louis - Rio de Janeiro Santos Dumont.

What are the most popular airlines that fly from St. Louis to Brazil?

Consider American Airlines, GOL or Air Canada when booking your flight. These represent the most popular airlines when flying from St. Louis to Brazil.

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

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.

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.

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.

$343+ Cheap Flights from St. Louis to Brazil

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from St. Louis to Brazil 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 St. Louis to Brazil

Cheapest

Best

Last-minute

One-way

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 August 14, 2026.

Mon 10/52:29 pm -

2 stops25h 26m

Mon 10/199:55 am -

1 stop15h 18m

Deal found 8/13

$935

Fri 10/96:35 pm -

2 stops45h 20m

Mon 10/199:55 am -

1 stop15h 18m

Deal found 8/13

$941

Wed 10/72:29 pm -

2 stops25h 26m

Mon 10/199:55 am -

1 stop15h 18m

Deal found 8/13

$951

Sun 11/224:05 pm -

1 stop15h 30m

Fri 11/279:30 pm -

1 stop20h 56m

Deal found 8/10

$961

Fri 10/910:35 am -

2 stops29h 20m

Fri 10/169:55 am -

1 stop35h 44m

Deal found 8/10

$962

Mon 10/52:29 pm -

2 stops25h 26m

Thu 10/229:55 am -

1 stop15h 18m

Deal found 8/13

$977

Mon 10/52:29 pm -

2 stops49h 26m

Fri 10/169:55 am -

1 stop15h 18m

Deal found 8/13

$978

Mon 10/52:29 pm -

2 stops25h 26m

Sat 10/179:55 am -

1 stop15h 18m

Deal found 8/13

$979

Fri 10/96:35 pm -

2 stops45h 20m

Thu 10/229:55 am -

1 stop15h 18m

Deal found 8/13

$983

Fri 10/96:35 pm -

2 stops45h 20m

Sat 10/179:55 am -

1 stop15h 18m

Deal found 8/13

$985

Mon 11/94:05 pm -

2 stops19h 45m

Wed 11/259:00 pm -

1 stop21h 26m

Deal found 8/10

$991

Tue 11/104:05 pm -

1 stop17h 00m

Tue 11/245:05 pm -

2 stops25h 21m

Deal found 8/10

$992

Best flights from St. Louis to Brazil
Discover carefully curated flight deals from St. Louis to Brazil that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2026.

Sat 11/74:05 pm -

1 stop17h 00m

Wed 11/115:05 pm -

2 stops25h 21m

Deal found 8/13

$1,002

Mon 1/117:00 am -

1 stop23h 50m

Mon 1/259:05 pm -

1 stop20h 38m

Deal found 8/11

$1,003

Thu 11/126:15 am -

1 stop24h 20m

Mon 11/239:55 pm -

2 stops27h 29m

Deal found 8/10

$1,007

Sat 10/316:07 pm -

2 stops47h 23m

Sat 11/75:00 pm -

2 stops25h 26m

Deal found 8/14

$1,008

Thu 10/85:00 am -

2 stops27h 30m

Tue 10/206:30 am -

2 stops17h 29m

Deal found 8/13

$1,085

Wed 10/73:12 pm -

2 stops16h 18m

Mon 10/191:45 pm -

2 stops24h 28m

Deal found 8/10

$1,187

Sun 11/152:31 pm -

2 stops23h 24m

Thu 11/1911:15 am -

2 stops27h 00m

Deal found 8/12

$1,485

Wed 1/610:45 am -

2 stops20h 05m

Thu 1/219:05 pm -

1 stop20h 38m

Deal found 8/11

$1,007

Mon 11/95:55 pm -

1 stop36h 40m

Tue 11/249:55 pm -

1 stop21h 55m

Deal found 8/10

$1,012

Wed 10/75:35 pm -

1 stop14h 40m

Mon 10/197:10 am -

2 stops18h 44m

Deal found 8/13

$1,053

Thu 10/88:55 am -

1 stop22h 10m

Mon 10/199:00 pm -

1 stop23h 41m

Deal found 8/9

$1,072

Thu 10/85:00 am -

2 stops28h 15m

Mon 10/194:50 pm -

2 stops31h 09m

Deal found 8/13

$1,086

Mon 11/95:55 pm -

1 stop36h 40m

Mon 11/239:55 pm -

2 stops19h 35m

Deal found 8/10

$1,017

Tue 1/121:01 pm -

2 stops35h 34m

Mon 1/253:20 am -

2 stops38h 23m

Deal found 8/11

$1,060

Sat 10/104:30 pm -

1 stop35h 30m

Fri 10/169:55 am -

1 stop15h 18m

Deal found 8/13

$1,084

Sun 9/272:11 pm -

2 stops19h 54m

Sun 10/45:55 pm -

2 stops25h 32m

Deal found 8/13

$1,109

Sun 11/85:00 am -

2 stops25h 35m

Tue 11/249:55 pm -

1 stop15h 07m

Deal found 8/10

$1,037

Sat 10/104:30 pm -

1 stop35h 30m

Thu 10/229:55 am -

1 stop15h 18m

Deal found 8/13

$1,084

Wed 9/232:40 pm -

1 stop16h 20m

Wed 9/309:00 pm -

1 stop23h 41m

Deal found 8/12

$1,219

Sat 11/76:50 pm -

2 stops35h 45m

Wed 11/119:55 pm -

2 stops20h 48m

Deal found 8/10

$1,037

Wed 9/165:10 pm -

2 stops23h 55m

Tue 10/66:30 am -

2 stops17h 29m

Deal found 8/9

$1,181

Thu 12/317:20 am -

1 stop19h 20m

Thu 1/711:40 am -

2 stops23h 32m

Deal found 8/10

$1,218

Fri 10/912:10 pm -

1 stop19h 40m

Sat 10/179:00 pm -

2 stops19h 00m

Deal found 8/11

$1,222

Wed 10/76:15 am -

1 stop24h 00m

Mon 10/199:05 pm -

1 stop19h 05m

Deal found 8/12

$1,053

Mon 9/212:30 pm -

2 stops31h 55m

Thu 9/247:20 am -

2 stops27h 40m

Deal found 8/12

$1,592

Fri 10/96:07 pm -

2 stops34h 48m

Sat 10/1710:05 pm -

2 stops25h 54m

Deal found 8/12

$1,221

Tue 11/104:05 pm -

2 stops26h 55m

Tue 11/2410:05 am -

2 stops32h 21m

Deal found 8/10

$1,316

Mon 1/113:40 pm -

2 stops55h 15m

Mon 1/253:20 am -

2 stops39h 35m

Deal found 8/11

$1,320

Wed 10/284:05 pm -

2 stops20h 55m

Sun 11/111:15 am -

2 stops31h 11m

Deal found 8/10

$1,414

Sun 9/272:11 pm -

2 stops18h 34m

Sun 10/46:00 pm -

2 stops29h 59m

Deal found 8/13

$1,313

Last-minute flights from St. Louis to Brazil
Discover last-minute flight deals from St. Louis to Brazil. Data last updated August 14, 2026 and is based on user searches.

Fri 9/45:23 pm -

1 stop14h 52m

Mon 9/75:20 pm -

2 stops32h 22m

Deal found 8/11

$1,180

Sat 9/511:35 am -

2 stops17h 20m

Tue 9/229:55 pm -

2 stops25h 54m

Deal found 8/9

$1,080

Thu 9/102:11 pm -

2 stops27h 39m

Fri 9/259:55 pm -

2 stops41h 26m

Deal found 8/10

$1,092

Thu 9/102:11 pm -

2 stops27h 39m

Sat 9/268:40 am -

2 stops41h 19m

Deal found 8/10

$1,141

Wed 9/165:10 pm -

2 stops26h 05m

Tue 10/66:00 am -

2 stops17h 59m

Deal found 8/9

$1,176

Tue 9/2210:05 am -

2 stops29h 15m

Fri 10/27:10 am -

2 stops18h 32m

Deal found 8/9

$1,033

Tue 9/2210:05 am -

2 stops29h 15m

Fri 10/25:35 pm -

2 stops41h 25m

Deal found 8/12

$1,148

Wed 9/2312:00 pm -

2 stops31h 15m

Wed 9/307:05 am -

2 stops27h 55m

Deal found 8/9

$1,034

Wed 9/235:00 am -

2 stops29h 05m

Wed 9/3012:50 pm -

2 stops26h 31m

Deal found 8/10

$1,155

Wed 9/238:00 am -

2 stops20h 30m

Tue 9/291:30 am -

2 stops21h 51m

Deal found 8/14

$1,179

Sun 9/272:11 pm -

2 stops19h 54m

Sun 10/45:55 pm -

2 stops25h 32m

Deal found 8/13

$1,109

Sun 9/278:55 am -

2 stops35h 30m

Sun 10/49:35 pm -

2 stops47h 06m

Deal found 8/13

$1,138

One-way flights from St. Louis to Brazil
Search for one-way flight options from St. Louis to Brazil. Find affordable one-way fares based on user searches. Data last updated August 14, 2026.

Thu 10/2210:35 am -

3 stops39h 15m

Deal found 8/9

$343

Mon 10/1910:35 am -

3 stops38h 15m

Deal found 8/9

$346

Fri 10/2310:35 am -

3 stops59h 35m

Deal found 8/9

$355

Fri 9/252:29 pm -

3 stops32h 01m

Deal found 8/9

$381

Tue 10/2010:35 am -

3 stops35h 35m

Deal found 8/9

$386

Wed 10/2110:35 am -

3 stops38h 15m

Deal found 8/9

$420

Sat 10/1710:35 am -

3 stops35h 35m

Deal found 8/9

$421

Sun 10/1810:35 am -

3 stops35h 35m

Deal found 8/9

$453

Fri 10/238:34 pm -

3 stops35h 16m

Deal found 8/9

$488

Fri 10/238:34 pm -

3 stops32h 26m

Deal found 8/9

$509

Mon 10/198:34 pm -

3 stops32h 46m

Deal found 8/9

$516

Wed 9/232:29 pm -

3 stops27h 31m

Deal found 8/12

$516

Find flight deals from St. Louis to Brazil

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$935 (Kiwi.com)
One-way from	$343 (Kiwi.com)
Popular in	February
Cheapest in	September
Average price	$2,188

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. 11% potential increase in price ($197 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($83 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisRio de Janeiro

STL Lambert-St Louis - GIG Rio de Janeiro–Galeão Intl

STLGIG

Lambert-St Louis

Sat 11/7

4:05 pm-12:05 pm

1 stop17h 00m

Rio de Janeiro–Galeão Intl

Wed 11/11

5:05 pm-3:26 pm

2 stops25h 21m

$1,002

St. LouisRio de Janeiro

STL Lambert-St Louis - GIG Rio de Janeiro–Galeão Intl

STLGIG

Lambert-St Louis

Mon 1/11

7:00 am-9:50 am

1 stop23h 50m

Rio de Janeiro–Galeão Intl

Mon 1/25

9:05 pm-2:43 pm

1 stop20h 38m

$1,003

St. LouisRio de Janeiro

STL Lambert-St Louis - GIG Rio de Janeiro–Galeão Intl

STLGIG

Lambert-St Louis

Thu 11/12

6:15 am-9:35 am

1 stop24h 20m

Rio de Janeiro–Galeão Intl

Mon 11/23

9:55 pm-10:24 pm

2 stops27h 29m

$1,007

St. LouisRio de Janeiro

STL Lambert-St Louis - GIG Rio de Janeiro–Galeão Intl

STLGIG

Lambert-St Louis

Wed 1/6

10:45 am-9:50 am

2 stops20h 05m

Rio de Janeiro–Galeão Intl

Thu 1/21

9:05 pm-2:43 pm

1 stop20h 38m

$1,007

St. LouisRio de Janeiro

STL Lambert-St Louis - GIG Rio de Janeiro–Galeão Intl

STLGIG

Lambert-St Louis

Sat 10/31

6:07 pm-7:30 pm

2 stops47h 23m

Rio de Janeiro–Galeão Intl

Sat 11/7

5:00 pm-3:26 pm

2 stops25h 26m

$1,008

St. LouisRio de Janeiro

STL Lambert-St Louis - GIG Rio de Janeiro–Galeão Intl

STLGIG

Lambert-St Louis

Mon 11/9

5:55 pm-9:35 am

1 stop36h 40m

Rio de Janeiro–Galeão Intl

Tue 11/24

9:55 pm-4:50 pm

1 stop21h 55m

$1,012

St. LouisRio de Janeiro

STL Lambert-St Louis - GIG Rio de Janeiro–Galeão Intl

STLGIG

Lambert-St Louis

Mon 11/9

5:55 pm-9:35 am

1 stop36h 40m

Rio de Janeiro–Galeão Intl

Mon 11/23

9:55 pm-2:30 pm

2 stops19h 35m

$1,017

St. LouisRio de Janeiro

STL Lambert-St Louis - GIG Rio de Janeiro–Galeão Intl

STLGIG

Lambert-St Louis

Sun 11/8

5:00 am-9:35 am

2 stops25h 35m

Rio de Janeiro–Galeão Intl

Tue 11/24

9:55 pm-10:02 am

1 stop15h 07m

$1,037

St. LouisRio de Janeiro

STL Lambert-St Louis - GIG Rio de Janeiro–Galeão Intl

STLGIG

Lambert-St Louis

Sat 11/7

6:50 pm-9:35 am

2 stops35h 45m

Rio de Janeiro–Galeão Intl

Wed 11/11

9:55 pm-3:43 pm

2 stops20h 48m

$1,037

Quickest round-trip

St. LouisRio de Janeiro

STL Lambert-St Louis - GIG Rio de Janeiro–Galeão Intl

STLGIG

Lambert-St Louis

Wed 10/7

5:35 pm-10:15 am

1 stop14h 40m

Rio de Janeiro–Galeão Intl

Mon 10/19

7:10 am-11:54 pm

2 stops18h 44m

$1,053

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/9

Showing 1-10 of 56 resultsSorted by cheapest first

...

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.

STL-GIG

STL-GRU

STL-FOR

STL-CGH

STL-SDU

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

STL-BR0

STL-GIG

STL-GRU

STL-FOR

STL-CGH

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 $834). Flying from St. Louis to Brazil in June is currently the most expensive (average of $1,507). 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.

Reviews of airlines servicing Brazil

Peruse reviews from past customers who have flown with LATAM Airlines,United Airlines, andGOL 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.

LATAM Airlines

7.4

Good

1,979 reviews

Reviews

1 / 20

2.0

Mediocre

JC,Jan 2026

FLN - GRU

Plane was late in FLN and missed connection in GRU. No alternative was given to me until 6 hours later and I was delayed by over 12 hours total.

LATAM Airlines

7.4

Good

1,979 reviews

LATAM Airlines

7.4

Good

1,979 reviews

Reviews

1 / 20

2.0

Mediocre

JC,Jan 2026

FLN - GRU

Plane was late in FLN and missed connection in GRU. No alternative was given to me until 6 hours later and I was delayed by over 12 hours total.

United Airlines

7.4

Good

10,109 reviews

LATAM Airlines

7.4

Good

1,979 reviews

Reviews

1 / 20

2.0

Mediocre

JC,Jan 2026

FLN - GRU

Plane was late in FLN and missed connection in GRU. No alternative was given to me until 6 hours later and I was delayed by over 12 hours total.

GOL

7.3

Good

1,274 reviews

LATAM Airlines

7.4

Good

1,979 reviews

Reviews

1 / 20

2.0

Mediocre

JC,Jan 2026

FLN - GRU

Plane was late in FLN and missed connection in GRU. No alternative was given to me until 6 hours later and I was delayed by over 12 hours total.

American Airlines

7.1

Good

11,928 reviews

LATAM Airlines

7.4

Good

1,979 reviews

Reviews

1 / 20

2.0

Mediocre

JC,Jan 2026

FLN - GRU

Plane was late in FLN and missed connection in GRU. No alternative was given to me until 6 hours later and I was delayed by over 12 hours total.

Air Canada

7.1

Good

11,472 reviews

LATAM Airlines

7.4

Good

1,979 reviews

Reviews

1 / 20

2.0

Mediocre

JC,Jan 2026

FLN - GRU

Plane was late in FLN and missed connection in GRU. No alternative was given to me until 6 hours later and I was delayed by over 12 hours total.

Related info for your journey

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, United Airlines, and Delta 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 7h 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 - Rio de Janeiro–Galeão Intl, Lambert-St Louis - Sao Paulo Guarulhos 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 $834). Flying from St. Louis to Brazil in June is currently the most expensive (average of $1,507). 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

Alternative routes

Complete your trip

Flights by cabin class

Other flight options

Popular flights

Top regions

Alternative routes for St. Louis to Brazil

Top 3 airlines flying from St. Louis to Brazil

Airline	Cheapest	Average	Flexibility	On-time
GOL	Cheapest$888	Average$1,045	FlexibilityNo cancel fee	On-time74%
United Airlines	Cheapest$1,179	Average$1,363	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$1,188	Average$1,530	FlexibilityNo cancel fee	On-time71%

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.

$343+ 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 10/22. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from St. Louis to Brazil with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from St. Louis to Brazil

Cheapest flights from St. Louis to BrazilExplore 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 August 14, 2026.

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 August 14, 2026.

Best flights from St. Louis to BrazilDiscover carefully curated flight deals from St. Louis to Brazil that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2026.

Discover carefully curated flight deals from St. Louis to Brazil that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2026.

Last-minute flights from St. Louis to BrazilDiscover last-minute flight deals from St. Louis to Brazil. Data last updated August 14, 2026 and is based on user searches.

Discover last-minute flight deals from St. Louis to Brazil. Data last updated August 14, 2026 and is based on user searches.

One-way flights from St. Louis to BrazilSearch for one-way flight options from St. Louis to Brazil. Find affordable one-way fares based on user searches. Data last updated August 14, 2026.

Search for one-way flight options from St. Louis to Brazil. Find affordable one-way fares based on user searches. Data last updated August 14, 2026.

Find flight deals from St. Louis to Brazil

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to Brazil that are best for you.

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.

Cheapflights Insights

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

Reviews of airlines servicing Brazil

Peruse reviews from past customers who have flown with LATAM Airlines,United Airlines, andGOL 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.

Related info for your journey

What airport do you fly from for flights from St. Louis to Brazil?

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

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

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

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

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

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

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.

Alternative routes for St. Louis to Brazil

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Brazil by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from St. Louis to Brazil by cabin class

Find flights from St. Louis to Brazil, based on your preferred cabin class, be it economy, premium economy, business, or first class.

St. Louis and Brazil flights

Browse other St. Louis and Brazil flight options. Last updated on August 14, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Fly to Brazil regions

Consider these flights traveling to Brazil regions.

Top 3 airlines flying from St. Louis to Brazil

100% Free

Book with Flexibility

Travel Smart

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 August 14, 2026.

Best flights from St. Louis to Brazil
Discover carefully curated flight deals from St. Louis to Brazil that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2026.

Last-minute flights from St. Louis to Brazil
Discover last-minute flight deals from St. Louis to Brazil. Data last updated August 14, 2026 and is based on user searches.

One-way flights from St. Louis to Brazil
Search for one-way flight options from St. Louis to Brazil. Find affordable one-way fares based on user searches. Data last updated August 14, 2026.