Cheap flights from St. Louis to Brazil from $388

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Brazil departing on 4/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from St. Louis to Brazil

Cheap round-trip flights

Enter your travel dates to find the best prices.
GOL Logo
11:06 am - 10:45 am
STL
-
VCP
21h 39m
2 stops
GOL Logo
6:00 pm - 10:24 pm
VCP
-
STL
30h 24m
2 stops
$932GOL
Wed, Apr 29 - Sat, May 9
Multiple Airlines Logo
8:41 am - 7:50 am
STL
-
GRU
21h 09m
1 stop
Multiple Airlines Logo
7:35 am - 11:19 pm
GRU
-
STL
41h 44m
2 stops
$932Multiple Airlines
Mon, Apr 13 - Sun, Apr 26
GOL Logo
11:06 am - 1:15 pm
STL
-
GRU
24h 09m
2 stops
GOL Logo
5:15 pm - 10:24 pm
GRU
-
STL
31h 09m
2 stops
$933GOL
Wed, Apr 29 - Sat, May 9
GOL Logo
11:06 am - 11:15 am
STL
-
CGH
22h 09m
2 stops
GOL Logo
3:55 pm - 10:24 pm
CGH
-
STL
32h 29m
2 stops
$938GOL
Wed, Apr 29 - Sat, May 9
LATAM Airlines Logo
10:49 am - 6:05 am
STL
-
GIG
17h 16m
2 stops
LATAM Airlines Logo
9:00 pm - 5:46 pm
GIG
-
STL
22h 46m
1 stop
$1,130LATAM Airlines
Tue, May 19 - Tue, May 26
LATAM Airlines Logo
6:00 am - 1:10 pm
STL
-
SDU
29h 10m
2 stops
LATAM Airlines Logo
8:15 pm - 5:46 pm
SDU
-
STL
23h 31m
2 stops
$1,149LATAM Airlines
Tue, May 19 - Tue, May 26
American Airlines Logo
11:48 am - 8:20 am
STL
-
GIG
18h 32m
1 stop
American Airlines Logo
10:10 pm - 10:58 am
GIG
-
STL
14h 48m
1 stop
$1,202American Airlines
Fri, Aug 21 - Thu, Sep 3
American Airlines Logo
10:16 am - 8:20 am
STL
-
GIG
20h 04m
2 stops
American Airlines Logo
10:10 pm - 7:23 pm
GIG
-
STL
23h 13m
2 stops
$1,206American Airlines
Fri, Aug 21 - Thu, Sep 3
Air Canada Logo
7:05 am - 4:45 pm
STL
-
SDU
31h 40m
2 stops
Air Canada Logo
1:45 pm - 12:06 pm
SDU
-
STL
24h 21m
2 stops
$1,253Air Canada
Tue, May 19 - Tue, May 26
Avianca Logo
7:09 pm - 12:05 pm
STL
-
FOR
38h 56m
3 stops
Avianca Logo
6:20 pm - 8:39 am
FOR
-
STL
40h 19m
3 stops
$1,737Avianca
Mon, May 4 - Mon, May 11

LATAM Airlines flights from St. Louis to Brazil

Our best LATAM Airlines deals on St. Louis to Brazil flight tickets
LATAM Airlines
May 19
STL10:49 amLambert-St Louis
17h 16m
2 stops
GIG6:05 amRio de Janeiro–Galeão Intl
May 26
GIG9:00 pmRio de Janeiro–Galeão Intl
22h 46m
1 stop
STL5:46 pmLambert-St Louis
$1,130
LATAM Airlines
May 19
STL6:00 amLambert-St Louis
29h 10m
2 stops
SDU1:10 pmRio de Janeiro Santos Dumont
May 26
SDU8:15 pmRio de Janeiro Santos Dumont
23h 31m
2 stops
STL5:46 pmLambert-St Louis
$1,149
LATAM Airlines
May 21
STL5:15 pmLambert-St Louis
26h 10m
2 stops
GRU9:25 pmSao Paulo Guarulhos Intl
May 31
GRU9:30 pmSao Paulo Guarulhos Intl
36h 48m
2 stops
STL8:18 amLambert-St Louis
$1,192

GOL flights from St. Louis to Brazil

Our best GOL deals on St. Louis to Brazil flight tickets
GOL
Apr 29
STL11:06 amLambert-St Louis
21h 39m
2 stops
VCP10:45 amSao Paulo Viracopos
May 9
VCP6:00 pmSao Paulo Viracopos
30h 24m
2 stops
STL10:24 pmLambert-St Louis
$932
GOL
Apr 29
STL11:06 amLambert-St Louis
24h 09m
2 stops
GRU1:15 pmSao Paulo Guarulhos Intl
May 9
GRU5:15 pmSao Paulo Guarulhos Intl
31h 09m
2 stops
STL10:24 pmLambert-St Louis
$933
GOL
Apr 29
STL11:06 amLambert-St Louis
22h 09m
2 stops
CGH11:15 amSao Paulo Congonhas
May 9
CGH3:55 pmSao Paulo Congonhas
32h 29m
2 stops
STL10:24 pmLambert-St Louis
$938

momondo 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, momondo users made 832,500 searches. Data last updated March 23, 2026.
Use the filters below to find and compare flights from St. Louis to Brazil that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisSao Paulo

STL - VCP

STLVCP

Lambert-St Louis

Wed 4/29

11:06 am-10:45 am

2 stops21h 39m

Sao Paulo Viracopos

Sat 5/9

6:00 pm-10:24 pm

2 stops30h 24m

$932

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Mon 4/13

8:41 am-7:50 am

1 stop21h 09m

Sao Paulo Guarulhos Intl

Sun 4/26

7:35 am-11:19 pm

2 stops41h 44m

$932

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Wed 4/29

11:06 am-1:15 pm

2 stops24h 09m

Sao Paulo Guarulhos Intl

Sat 5/9

5:15 pm-10:24 pm

2 stops31h 09m

$933

St. LouisSao Paulo

STL - CGH

STLCGH

Lambert-St Louis

Wed 4/29

11:06 am-11:15 am

2 stops22h 09m

Sao Paulo Congonhas

Sat 5/9

3:55 pm-10:24 pm

2 stops32h 29m

$938

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Tue 5/19

10:49 am-6:05 am

2 stops17h 16m

Rio de Janeiro–Galeão Intl

Tue 5/26

9:00 pm-5:46 pm

1 stop22h 46m

$1,130

St. LouisRio de Janeiro

STL - SDU

STLSDU

Lambert-St Louis

Tue 5/19

6:00 am-1:10 pm

2 stops29h 10m

Rio de Janeiro Santos Dumont

Tue 5/26

8:15 pm-5:46 pm

2 stops23h 31m

$1,149
Quickest round-trip

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Fri 8/21

11:48 am-8:20 am

1 stop18h 32m

Rio de Janeiro–Galeão Intl

Thu 9/3

10:10 pm-10:58 am

1 stop14h 48m

$1,202

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Fri 8/21

10:16 am-8:20 am

2 stops20h 04m

Rio de Janeiro–Galeão Intl

Thu 9/3

10:10 pm-7:23 pm

2 stops23h 13m

$1,206

St. LouisRio de Janeiro

STL - SDU

STLSDU

Lambert-St Louis

Tue 5/19

7:05 am-4:45 pm

2 stops31h 40m

Rio de Janeiro Santos Dumont

Tue 5/26

1:45 pm-12:06 pm

2 stops24h 21m

$1,253

St. LouisFortaleza

STL - FOR

STLFOR

Lambert-St Louis

Mon 5/4

7:09 pm-12:05 pm

3 stops38h 56m

Fortaleza Pinto Martins

Mon 5/11

6:20 pm-8:39 am

3 stops40h 19m

$1,737

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Brazil from

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

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

You could potentially save up to 28% 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

12h 49m

Direct flights

None
The fastest flight from St. Louis to Brazil takes 12h 49m
There are no direct flights from St. Louis to Brazil. There are no popular flight routes 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?

  • 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
Air CanadaPriceFrom $758Free CancellationRating
7.1
10,834 reviews
Search Air Canada flights
GOLPriceFrom $888Free CancellationRating
7.3
1,195 reviews
Search GOL flights
LATAM AirlinesPriceFrom $973Free CancellationRating
7.4
1,915 reviews
Search LATAM Airlines flights
DeltaPriceFrom $1,051Free CancellationRating
7.9
8,319 reviews
Search Delta flights
American AirlinesPriceFrom $1,164Free CancellationRating
7.1
11,489 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.

An easier way to manage your Brazil trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 4/22
Wed 4/29

Find better results for your trip to Brazil

Popular cities in Brazil

Popular flights according to clicks in the last 7 days on momondo