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

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

What airlines fly to Brazil?

American Airlines, GOL and United Airlines are the top three most popular airlines that fly to Brazil from St. Louis according to our data. American Airlines is the first choice among our users, with 35% 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 July 2026, there are 3 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.

$329 Cheap Flights from St. Louis to Brazil in 2026

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.

5:02 pm - 5:00 am

STL

GRU

33h 58m

1 stop

8:35 am - 7:39 pm

GRU

STL

13h 04m

1 stop

$862Multiple Airlines

Thu, Sep 3 - Thu, Oct 1

6:17 pm - 5:00 am

STL

GRU

32h 43m

2 stops

8:35 am - 7:39 pm

GRU

STL

13h 04m

1 stop

$886Multiple Airlines

Thu, Sep 3 - Thu, Oct 1

12:10 pm - 9:05 am

STL

GRU

42h 55m

2 stops

9:30 pm - 3:26 pm

GRU

STL

20h 56m

1 stop

$931Air Canada

Mon, Oct 19 - Wed, Nov 4

2:40 pm - 9:50 am

STL

GRU

41h 10m

2 stops

9:45 pm - 3:26 pm

GRU

STL

20h 41m

2 stops

$934Air Canada

Mon, Oct 19 - Wed, Nov 4

11:00 am - 6:15 am

STL

GIG

17h 15m

2 stops

11:10 am - 11:46 am

GIG

STL

26h 36m

2 stops

$1,004LATAM Airlines

Tue, Aug 18 - Mon, Aug 24

11:31 am - 8:20 am

STL

GIG

18h 49m

2 stops

8:15 pm - 5:49 pm

GIG

STL

23h 34m

2 stops

$1,015American Airlines

Wed, Oct 7 - Mon, Oct 19

6:20 pm - 11:10 pm

STL

GIG

50h 50m

2 stops

8:15 pm - 5:49 pm

GIG

STL

23h 34m

2 stops

$1,018GOL

Wed, Oct 7 - Mon, Oct 19

4:21 pm - 9:25 am

STL

GIG

14h 04m

1 stop

11:55 pm - 3:50 pm

GIG

STL

18h 55m

1 stop

$1,033American Airlines

Sun, Nov 1 - Sun, Nov 8

3:40 pm - 10:15 am

STL

GIG

15h 35m

1 stop

5:30 pm - 8:12 am

GIG

STL

41h 42m

2 stops

$1,045LATAM Airlines

Sat, Jan 16 - Sun, Jan 24

11:35 am - 10:45 am

STL

VCP

21h 10m

2 stops

6:00 pm - 11:59 pm

VCP

STL

31h 59m

2 stops

$1,131GOL

Thu, Sep 3 - Thu, Oct 1

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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 19

STL12:10 pmLambert-St Louis

42h 55m

2 stops

GRU9:05 amSao Paulo Guarulhos Intl

Nov 4

GRU9:30 pmSao Paulo Guarulhos Intl

20h 56m

1 stop

STL3:26 pmLambert-St Louis

$931

Air Canada

Oct 19

STL2:40 pmLambert-St Louis

41h 10m

2 stops

GRU9:50 amSao Paulo Guarulhos Intl

Nov 4

GRU9:45 pmSao Paulo Guarulhos Intl

20h 41m

2 stops

STL3:26 pmLambert-St Louis

$934

Air Canada

Oct 20

STL12:10 pmLambert-St Louis

19h 40m

1 stop

GRU9:50 amSao Paulo Guarulhos Intl

Nov 2

GRU9:30 pmSao Paulo Guarulhos Intl

20h 56m

1 stop

STL3:26 pmLambert-St Louis

$960

LATAM Airlines flights from St. Louis to Brazil

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

LATAM Airlines

Aug 18

STL11:00 amLambert-St Louis

17h 15m

2 stops

GIG6:15 amRio de Janeiro–Galeão Intl

Aug 24

GIG11:10 amRio de Janeiro–Galeão Intl

26h 36m

2 stops

STL11:46 amLambert-St Louis

$1,004

LATAM Airlines

Aug 17

STL5:23 pmLambert-St Louis

34h 02m

2 stops

GRU5:25 amSao Paulo Guarulhos Intl

Aug 24

GRU8:45 pmSao Paulo Guarulhos Intl

37h 23m

2 stops

STL8:08 amLambert-St Louis

$1,042

LATAM Airlines

Jan 16

STL3:40 pmLambert-St Louis

15h 35m

1 stop

GIG10:15 amRio de Janeiro–Galeão Intl

Jan 24

GIG5:30 pmRio de Janeiro–Galeão Intl

41h 42m

2 stops

STL8:12 amLambert-St Louis

$1,045

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Thu 9/3

5:02 pm-5:00 am

1 stop33h 58m

Sao Paulo Guarulhos Intl

Thu 10/1

8:35 am-7:39 pm

1 stop13h 04m

$862

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Thu 9/3

6:17 pm-5:00 am

2 stops32h 43m

Sao Paulo Guarulhos Intl

Thu 10/1

8:35 am-7:39 pm

1 stop13h 04m

$886

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Mon 10/19

12:10 pm-9:05 am

2 stops42h 55m

Sao Paulo Guarulhos Intl

Wed 11/4

9:30 pm-3:26 pm

1 stop20h 56m

$931

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Mon 10/19

2:40 pm-9:50 am

2 stops41h 10m

Sao Paulo Guarulhos Intl

Wed 11/4

9:45 pm-3:26 pm

2 stops20h 41m

$934

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Tue 8/18

11:00 am-6:15 am

2 stops17h 15m

Rio de Janeiro–Galeão Intl

Mon 8/24

11:10 am-11:46 am

2 stops26h 36m

$1,004

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Wed 10/7

11:31 am-8:20 am

2 stops18h 49m

Rio de Janeiro–Galeão Intl

Mon 10/19

8:15 pm-5:49 pm

2 stops23h 34m

$1,015

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Wed 10/7

6:20 pm-11:10 pm

2 stops50h 50m

Rio de Janeiro–Galeão Intl

Mon 10/19

8:15 pm-5:49 pm

2 stops23h 34m

$1,018

Quickest round-trip

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Sun 11/1

4:21 pm-9:25 am

1 stop14h 04m

Rio de Janeiro–Galeão Intl

Sun 11/8

11:55 pm-3:50 pm

1 stop18h 55m

$1,033

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Sat 1/16

3:40 pm-10:15 am

1 stop15h 35m

Rio de Janeiro–Galeão Intl

Sun 1/24

5:30 pm-8:12 am

2 stops41h 42m

$1,045

St. LouisSao Paulo

STL - VCP

STLVCP

Lambert-St Louis

Thu 9/3

11:35 am-10:45 am

2 stops21h 10m

Sao Paulo Viracopos

Thu 10/1

6:00 pm-11:59 pm

2 stops31h 59m

$1,131

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 April, then departing from St. Louis during the month September is also very affordable. Most momondo users find prices during this month for around $834.

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

Fastest flight time	13h 43m
Direct flights	None

The fastest flight from St. Louis to Brazil takes 13h 43m

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 July 2026, there are 3 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 1,261 reviews	Search GOL flights
LATAM Airlines	PriceFrom $1,167	Free Cancellation	Rating 7.4 1,962 reviews	Search LATAM Airlines flights
United Airlines	PriceFrom $1,179	Free Cancellation	Rating 7.4 10,013 reviews	Search United Airlines flights
American Airlines	PriceFrom $1,188	Free Cancellation	Rating 7.1 11,832 reviews	Search American 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.