What is the cheapest airline that flies from Lambert-St Louis to Brazil?

LATAM Airlines, GOL, and Air Canada are the most popular carriers operating from Lambert-St Louis to Brazil

What airlines fly to Brazil?

GOL, American Airlines and United Airlines are the top three most popular airlines that fly to Brazil from St. Louis according to our data. GOL is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Brazil. Keep in mind that there are 4 different airlines that fly to Brazil on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Lambert-St Louis Airport to Brazil?

Prices for flights from Lambert-St Louis Airport to Brazil are refreshed on a daily basis.

How many operators does momondo search for flights from Lambert-St Louis Airport to Brazil?

As of September 2026, there are 4 operators available to choose from for flights from Lambert-St Louis Airport to Brazil.

How old do you have to be to fly from Lambert-St Louis Airport to Brazil?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Brazil.

What documentation or ID do you need to fly to Brazil?

The travel and health documents required for your trip to Brazil can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Brazil. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$618 Cheap Flights from St. Louis to Brazil in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Brazil

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:26 pm - 12:30 amSTL Lambert-St Louis-GIG Rio de Janeiro–Galeão Intl

29h 04m2 stops Orlando Bogotá El Dorado

5:05 pm - 3:26 pmGIG Rio de Janeiro–Galeão Intl-STL Lambert-St Louis

25h 21m2 stops Sao Paulo Guarulhos Intl Toronto Pearson Intl

$872Multiple Airlines

Mon, Nov 2 - Mon, Nov 9

4:26 pm - 6:25 amSTL Lambert-St Louis-GIG Rio de Janeiro–Galeão Intl

34h 59m3 stops Orlando Bogotá El Dorado Sao Paulo Guarulhos Intl

5:05 pm - 3:26 pmGIG Rio de Janeiro–Galeão Intl-STL Lambert-St Louis

25h 21m2 stops Sao Paulo Guarulhos Intl Toronto Pearson Intl

$891Multiple Airlines

Mon, Nov 2 - Mon, Nov 9

6:00 am - 7:20 amSTL Lambert-St Louis-BSB Brasilia

22h 20m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

9:05 am - 4:23 pmBSB Brasilia-STL Lambert-St Louis

34h 18m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

$1,025LATAM Airlines

Thu, Nov 5 - Thu, Nov 12

5:00 pm - 9:25 amSTL Lambert-St Louis-GIG Rio de Janeiro–Galeão Intl

13h 25m1 stop Miami

10:15 pm - 3:50 pmGIG Rio de Janeiro–Galeão Intl-STL Lambert-St Louis

20h 35m1 stop Miami

$1,123American Airlines

Tue, Nov 3 - Tue, Nov 10

3:40 pm - 9:35 amSTL Lambert-St Louis-GRU Sao Paulo Guarulhos Intl

14h 55m1 stop Atlanta Hartsfield-Jackson

10:15 am - 11:39 pmGRU Sao Paulo Guarulhos Intl-STL Lambert-St Louis

16h 24m2 stops Miami Atlanta Hartsfield-Jackson

$1,163LATAM Airlines

Tue, Jan 19 - Thu, Jan 28

10:42 am - 6:20 amSTL Lambert-St Louis-GRU Sao Paulo Guarulhos Intl

16h 38m2 stops Washington, D.C. Reagan-National Miami

10:35 pm - 1:30 pmGRU Sao Paulo Guarulhos Intl-STL Lambert-St Louis

17h 55m2 stops Miami Charlotte Douglas

$1,218American Airlines

Tue, Jan 19 - Thu, Jan 28

1:00 pm - 10:20 amSTL Lambert-St Louis-GRU Sao Paulo Guarulhos Intl

18h 20m1 stop Washington, D.C. Dulles Intl

9:30 pm - 8:55 amGRU Sao Paulo Guarulhos Intl-STL Lambert-St Louis

14h 25m1 stop Chicago O'Hare Intl

$1,289United Airlines

Wed, Nov 4 - Wed, Nov 11

10:38 am - 11:35 amSTL Lambert-St Louis-CWB Curitiba Afonso Pena

21h 57m2 stops Miami Brasilia

5:20 pm - 9:47 pmCWB Curitiba Afonso Pena-STL Lambert-St Louis

31h 27m2 stops Brasilia Miami

$1,293GOL

Thu, Nov 5 - Thu, Nov 12

10:38 am - 7:20 amSTL Lambert-St Louis-BSB Brasilia

17h 42m1 stop Miami

11:45 am - 5:25 pmBSB Brasilia-STL Lambert-St Louis

32h 40m2 stops Sao Paulo Guarulhos Intl Miami

$1,322GOL

Thu, Nov 5 - Thu, Nov 12

6:58 pm - 10:20 amSTL Lambert-St Louis-GRU Sao Paulo Guarulhos Intl

36h 22m2 stops Chicago O'Hare Intl Washington, D.C. Reagan-National

10:25 pm - 5:08 pmGRU Sao Paulo Guarulhos Intl-STL Lambert-St Louis

21h 43m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl

$1,478United Airlines

Tue, Dec 22 - Wed, Dec 30

Cheap last minute flights

Enter your travel dates to find the best prices.

8:55 am - 9:00 amSTL Lambert-St Louis-GRU Sao Paulo Guarulhos Intl

22h 05m1 stop Toronto Pearson Intl

9:00 pm - 6:41 pmGRU Sao Paulo Guarulhos Intl-STL Lambert-St Louis

23h 41m1 stop Montreal Pierre Elliott Trudeau Intl

$1,335Air Canada

Wed, Sep 23 - Wed, Sep 30

8:55 am - 9:00 amSTL Lambert-St Louis-GRU Sao Paulo Guarulhos Intl

22h 05m1 stop Toronto Pearson Intl

9:00 pm - 2:00 pmGRU Sao Paulo Guarulhos Intl-STL Lambert-St Louis

19h 00m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

$1,343Air Canada

Wed, Sep 23 - Wed, Sep 30

8:00 am - 6:30 amSTL Lambert-St Louis-GRU Sao Paulo Guarulhos Intl

20h 30m2 stops Chicago O'Hare Intl Panama City Tocumen Intl

5:00 am - 12:13 pmGRU Sao Paulo Guarulhos Intl-STL Lambert-St Louis

33h 13m2 stops Panama City Tocumen Intl Chicago O'Hare Intl

$1,363Copa Airlines

Wed, Sep 23 - Wed, Sep 30

8:00 am - 6:30 amSTL Lambert-St Louis-GRU Sao Paulo Guarulhos Intl

20h 30m2 stops Chicago O'Hare Intl Panama City Tocumen Intl

1:30 am - 9:21 pmGRU Sao Paulo Guarulhos Intl-STL Lambert-St Louis

21h 51m2 stops Panama City Tocumen Intl Chicago O'Hare Intl

$1,363Copa Airlines

Wed, Sep 23 - Tue, Sep 29

8:55 am - 9:00 amSTL Lambert-St Louis-GRU Sao Paulo Guarulhos Intl

22h 05m1 stop Toronto Pearson Intl

9:00 pm - 6:41 pmGRU Sao Paulo Guarulhos Intl-STL Lambert-St Louis

23h 41m1 stop Montreal Pierre Elliott Trudeau Intl

$1,441Air Canada

Wed, Sep 23 - Wed, Sep 30

8:55 am - 9:50 amSTL Lambert-St Louis-GRU Sao Paulo Guarulhos Intl

22h 55m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

9:00 pm - 6:41 pmGRU Sao Paulo Guarulhos Intl-STL Lambert-St Louis

23h 41m1 stop Montreal Pierre Elliott Trudeau Intl

$1,445Air Canada

Wed, Sep 23 - Wed, Sep 30

8:35 am - 8:15 amSTL Lambert-St Louis-GIG Rio de Janeiro–Galeão Intl

21h 40m1 stop Houston George Bush Intcntl

9:05 pm - 2:10 pmGIG Rio de Janeiro–Galeão Intl-STL Lambert-St Louis

19h 05m1 stop Houston George Bush Intcntl

$1,472United Airlines

Fri, Sep 25 - Sun, Sep 27

6:15 am - 8:15 amSTL Lambert-St Louis-GIG Rio de Janeiro–Galeão Intl

24h 00m1 stop Houston George Bush Intcntl

9:05 pm - 9:21 pmGIG Rio de Janeiro–Galeão Intl-STL Lambert-St Louis

26h 16m2 stops Houston George Bush Intcntl Chicago O'Hare Intl

$1,476United Airlines

Fri, Sep 25 - Sun, Sep 27

2:30 pm - 6:35 pmSTL Lambert-St Louis-GIG Rio de Janeiro–Galeão Intl

26h 05m2 stops Atlanta Hartsfield-Jackson Buenos Aires Ministro Pistarini

9:00 pm - 10:55 amGIG Rio de Janeiro–Galeão Intl-STL Lambert-St Louis

15h 55m1 stop Atlanta Hartsfield-Jackson

$1,570LATAM Airlines

Thu, Sep 24 - Thu, Oct 1

6:00 am - 5:40 amSTL Lambert-St Louis-GRU Sao Paulo Guarulhos Intl

21h 40m1 stop Atlanta Hartsfield-Jackson

10:50 pm - 10:55 amGRU Sao Paulo Guarulhos Intl-STL Lambert-St Louis

14h 05m1 stop Atlanta Hartsfield-Jackson

$1,848LATAM Airlines

Fri, Sep 25 - Mon, Sep 28

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Air Canada flights from St. Louis to Brazil

Our best Air Canada deals on St. Louis to Brazil flight tickets

Air Canada

Oct 21

STL12:10 pmLambert-St Louis

19h 40m

1 stop

GRU9:50 amSao Paulo Guarulhos Intl

Oct 26

GRU9:30 pmSao Paulo Guarulhos Intl

19h 53m

1 stop

STL3:23 pmLambert-St Louis

$1,076

Air Canada

Oct 21

STL12:10 pmLambert-St Louis

19h 40m

1 stop

GRU9:50 amSao Paulo Guarulhos Intl

Oct 26

GRU9:45 pmSao Paulo Guarulhos Intl

19h 38m

2 stops

STL3:23 pmLambert-St Louis

$1,080

Air Canada

Oct 21

STL8:55 amLambert-St Louis

22h 55m

2 stops

GRU9:50 amSao Paulo Guarulhos Intl

Oct 26

GRU9:45 pmSao Paulo Guarulhos Intl

19h 38m

2 stops

STL3:23 pmLambert-St Louis

$1,088

United Airlines flights from St. Louis to Brazil

Our best United Airlines deals on St. Louis to Brazil flight tickets

United Airlines

Mar 11

STL6:15 amLambert-St Louis

24h 20m

1 stop

GIG9:35 amRio de Janeiro–Galeão Intl

Mar 18

GIG8:55 pmRio de Janeiro–Galeão Intl

39h 46m

2 stops

STL10:41 amLambert-St Louis

$1,145

United Airlines

Nov 4

STL1:00 pmLambert-St Louis

18h 20m

1 stop

GRU10:20 amSao Paulo Guarulhos Intl

Nov 11

GRU9:30 pmSao Paulo Guarulhos Intl

14h 25m

1 stop

STL8:55 amLambert-St Louis

$1,289

United Airlines

Nov 25

STL6:15 amLambert-St Louis

24h 20m

1 stop

GIG9:35 amRio de Janeiro–Galeão Intl

Jan 13

GIG9:55 pmRio de Janeiro–Galeão Intl

14h 47m

1 stop

STL9:42 amLambert-St Louis

$1,315

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

Mon 11/2

4:26 pm-12:30 am

2 stops29h 04m

Rio de Janeiro–Galeão Intl

Mon 11/9

5:05 pm-3:26 pm

2 stops25h 21m

$872

St. LouisRio de Janeiro

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

STLGIG

Lambert-St Louis

Mon 11/2

4:26 pm-6:25 am

3 stops34h 59m

Rio de Janeiro–Galeão Intl

Mon 11/9

5:05 pm-3:26 pm

2 stops25h 21m

$891

St. LouisBrasilia

STL Lambert-St Louis - BSB Brasilia

STLBSB

Lambert-St Louis

Thu 11/5

6:00 am-7:20 am

2 stops22h 20m

Brasilia

Thu 11/12

9:05 am-4:23 pm

2 stops34h 18m

$1,025

St. LouisRio de Janeiro

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

STLGIG

Lambert-St Louis

Tue 11/3

5:00 pm-9:25 am

1 stop13h 25m

Rio de Janeiro–Galeão Intl

Tue 11/10

10:15 pm-3:50 pm

1 stop20h 35m

$1,123

Quickest round-trip

St. LouisSao Paulo

STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl

STLGRU

Lambert-St Louis

Tue 1/19

3:40 pm-9:35 am

1 stop14h 55m

Sao Paulo Guarulhos Intl

Thu 1/28

10:15 am-11:39 pm

2 stops16h 24m

$1,163

St. LouisSao Paulo

STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl

STLGRU

Lambert-St Louis

Tue 1/19

10:42 am-6:20 am

2 stops16h 38m

Sao Paulo Guarulhos Intl

Thu 1/28

10:35 pm-1:30 pm

2 stops17h 55m

$1,218

St. LouisSao Paulo

STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl

STLGRU

Lambert-St Louis

Wed 11/4

1:00 pm-10:20 am

1 stop18h 20m

Sao Paulo Guarulhos Intl

Wed 11/11

9:30 pm-8:55 am

1 stop14h 25m

$1,289

St. LouisCuritiba

STL Lambert-St Louis - CWB Curitiba Afonso Pena

STLCWB

Lambert-St Louis

Thu 11/5

10:38 am-11:35 am

2 stops21h 57m

Curitiba Afonso Pena

Thu 11/12

5:20 pm-9:47 pm

2 stops31h 27m

$1,293

St. LouisBrasilia

STL Lambert-St Louis - BSB Brasilia

STLBSB

Lambert-St Louis

Thu 11/5

10:38 am-7:20 am

1 stop17h 42m

Brasilia

Thu 11/12

11:45 am-5:25 pm

2 stops32h 40m

$1,322

St. LouisSao Paulo

STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl

STLGRU

Lambert-St Louis

Tue 12/22

6:58 pm-10:20 am

2 stops36h 22m

Sao Paulo Guarulhos Intl

Wed 12/30

10:25 pm-5:08 pm

2 stops21h 43m

$1,478

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from St. Louis to Brazil

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Brazil?

If you are unable to visit Brazil during the month of September, then departing from St. Louis during the month April is also very affordable. Most momondo users find prices during this month for around $1,022.

Can stopping save me money on St. Louis to Brazil flights?

You could potentially save up to 14% on your flight if you consider stops on a St. Louis to Brazil flight.

Cheap St. Louis to Brazil flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Brazil

Best Price Found	$618
Fastest flight time	13h 10m
Direct flights	None

The best one-way flight to Brazil from St. Louis in the past 72 hours is $618. The best round-trip flight deal from St. Louis to Brazil found on momondo in the last 72 hours is $872.

The fastest flight from St. Louis to Brazil takes 13h 10m

There are no direct flights from St. Louis to Brazil. There are no popular flight routes from St. Louis to Brazil.

Search flight deals

Frequently asked questions about flying from St. Louis to Brazil

When did momondo last update prices for flights from Lambert-St Louis Airport to Brazil?
Prices for flights from Lambert-St Louis Airport to Brazil are refreshed on a daily basis.
How many operators does momondo search for flights from Lambert-St Louis Airport to Brazil?
As of September 2026, there are 4 operators available to choose from for flights from Lambert-St Louis Airport to Brazil.
How old do you have to be to fly from Lambert-St Louis Airport to Brazil?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Brazil.
What documentation or ID do you need to fly to Brazil?
The travel and health documents required for your trip to Brazil can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Brazil. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from St. Louis to Brazil

Compare and see reviews for airlines that fly from St. Louis to Brazil with momondo

Airline	Rating	Free Cancellation	Price
GOL	PriceFrom $888	Free Cancellation	Rating 7.3 1,309 reviews	Search GOL flights
American Airlines	PriceFrom $1,188	Free Cancellation	Rating 7.0 12,082 reviews	Search American Airlines flights
LATAM Airlines	PriceFrom $1,188	Free Cancellation	Rating 7.4 1,980 reviews	Search LATAM Airlines flights
United Airlines	PriceFrom $1,292	Free Cancellation	Rating 7.4 10,224 reviews	Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Brazil?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from St. Louis to Brazil. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from St. Louis to Brazil with flexible booking policies on momondo?

momondo does allow users to show only those flights to Brazil from St. Louis which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from St. Louis to Brazil?

momondo helps you find the best flight between St. Louis and Brazil by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from St. Louis to Brazil right now. Can momondo alert me if prices change?

If you are not ready to book a flight from St. Louis to Brazil now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Brazil and let you know when they change.