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Cheap flights from St. Louis to Sao Paulo from $571

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 Sao Paulo departing on 10/9. 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.

Find the cheapest flights from St. Louis to Sao Paulo

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
12:10 pm - 9:50 amSTL  Lambert-St Louis-GRU Sao Paulo Guarulhos Intl
19h 40m1 stop Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
9:30 pm - 3:26 pmGRU  Sao Paulo Guarulhos Intl-STL Lambert-St Louis
19h 56m1 stop Toronto Pearson Intl
$999Air Canada
Tue, Oct 20 - Tue, Oct 27
GOL Logo
6:07 pm - 6:55 amSTL  Lambert-St Louis-GRU Sao Paulo Guarulhos Intl
34h 48m2 stops Miami Belém Val De Cans
GOL Logo
6:00 am - 9:59 pmGRU  Sao Paulo Guarulhos Intl-STL Lambert-St Louis
17h 59m2 stops Brasilia Miami
$1,000GOL
Fri, Oct 9 - Tue, Oct 20
Air Canada Logo
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
Air Canada Logo
9:30 pm - 3:26 pmGRU  Sao Paulo Guarulhos Intl-STL Lambert-St Louis
19h 56m1 stop Toronto Pearson Intl
$1,008Air Canada
Tue, Oct 20 - Tue, Oct 27
Multiple Airlines Logo
2:40 pm - 2:50 amSTL  Lambert-St Louis-GRU Sao Paulo Guarulhos Intl
34h 10m3 stops Toronto Pearson Intl Cancun Punta Cana
Multiple Airlines Logo
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
$1,038Multiple Airlines
Mon, Oct 19 - Thu, Oct 22
United Airlines Logo
1:29 pm - 9:40 amSTL  Lambert-St Louis-GRU Sao Paulo Guarulhos Intl
18h 11m1 stop Chicago O'Hare Intl
United Airlines Logo
9:50 pm - 2:10 pmGRU  Sao Paulo Guarulhos Intl-STL Lambert-St Louis
18h 20m1 stop Houston George Bush Intcntl
$1,214United Airlines
Thu, Oct 8 - Mon, Oct 19
United Airlines Logo
10:27 am - 9:40 amSTL  Lambert-St Louis-GRU Sao Paulo Guarulhos Intl
21h 13m1 stop Chicago O'Hare Intl
United Airlines Logo
9:30 pm - 9:41 amGRU  Sao Paulo Guarulhos Intl-STL Lambert-St Louis
14h 11m1 stop Washington, D.C. Dulles Intl
$1,214United Airlines
Thu, Oct 8 - Thu, Oct 22
United Airlines Logo
1:29 pm - 9:40 amSTL  Lambert-St Louis-GRU Sao Paulo Guarulhos Intl
18h 11m1 stop Chicago O'Hare Intl
United Airlines Logo
10:20 pm - 2:17 pmGRU  Sao Paulo Guarulhos Intl-STL Lambert-St Louis
17h 57m1 stop Chicago O'Hare Intl
$1,214United Airlines
Thu, Oct 8 - Wed, Oct 21
American Airlines Logo
1:20 pm - 7:15 amSTL  Lambert-St Louis-GRU Sao Paulo Guarulhos Intl
15h 55m2 stops Washington, D.C. Reagan-National New York John F Kennedy Intl
American Airlines Logo
11:15 pm - 2:46 pmGRU  Sao Paulo Guarulhos Intl-STL Lambert-St Louis
17h 31m2 stops Miami Charlotte Douglas
$1,218American Airlines
Thu, Oct 8 - Mon, Oct 19
American Airlines Logo
12:46 pm - 5:55 amSTL  Lambert-St Louis-GRU Sao Paulo Guarulhos Intl
15h 09m2 stops Dallas/Fort Worth Miami
American Airlines Logo
9:25 pm - 12:35 pmGRU  Sao Paulo Guarulhos Intl-STL Lambert-St Louis
17h 10m2 stops Miami Chicago O'Hare Intl
$1,268American Airlines
Thu, Oct 8 - Mon, Oct 19
American Airlines Logo
11:31 am - 5:55 amSTL  Lambert-St Louis-GRU Sao Paulo Guarulhos Intl
16h 24m2 stops Chicago O'Hare Intl Miami
American Airlines Logo
10:30 pm - 12:46 pmGRU  Sao Paulo Guarulhos Intl-STL Lambert-St Louis
16h 16m2 stops New York John F Kennedy Intl Washington, D.C. Reagan-National
$1,349American Airlines
Fri, Oct 9 - Sat, Oct 17

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GOL flights from St. Louis to Sao Paulo Guarulhos Intl Airport

Our best GOL deals on St. Louis to Sao Paulo Guarulhos Intl Airport flight tickets
GOL
Oct 9
STL6:07 pmLambert-St Louis
34h 48m
2 stops
GRU6:55 amSao Paulo Guarulhos Intl
Oct 20
GRU6:00 amSao Paulo Guarulhos Intl
17h 59m
2 stops
STL9:59 pmLambert-St Louis
$1,000
GOL
Oct 9
STL6:07 pmLambert-St Louis
34h 48m
2 stops
GRU6:55 amSao Paulo Guarulhos Intl
Oct 19
GRU6:00 amSao Paulo Guarulhos Intl
37h 49m
2 stops
STL5:49 pmLambert-St Louis
$1,105
GOL
Oct 9
STL6:07 pmLambert-St Louis
34h 48m
2 stops
GRU6:55 amSao Paulo Guarulhos Intl
Oct 18
GRU8:40 amSao Paulo Guarulhos Intl
39h 19m
2 stops
STL9:59 pmLambert-St Louis
$1,157

LATAM Airlines flights from St. Louis to Sao Paulo Guarulhos Intl Airport

Our best LATAM Airlines deals on St. Louis to Sao Paulo Guarulhos Intl Airport flight tickets
LATAM Airlines
Oct 8
STL7:20 pmLambert-St Louis
18h 55m
2 stops
GRU4:15 pmSao Paulo Guarulhos Intl
Oct 19
GRU10:00 amSao Paulo Guarulhos Intl
15h 54m
2 stops
STL11:54 pmLambert-St Louis
$1,190
LATAM Airlines
Oct 8
STL5:35 pmLambert-St Louis
20h 40m
2 stops
GRU4:15 pmSao Paulo Guarulhos Intl
Oct 18
GRU3:45 amSao Paulo Guarulhos Intl
31h 24m
2 stops
STL9:09 amLambert-St Louis
$1,194
LATAM Airlines
Oct 8
STL12:00 pmLambert-St Louis
15h 40m
1 stop
GRU5:40 amSao Paulo Guarulhos Intl
Oct 19
GRU10:50 pmSao Paulo Guarulhos Intl
21h 25m
1 stop
STL6:15 pmLambert-St Louis
$1,212

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Sao Paulo Guarulhos Intl Airport 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 August 16, 2026.
Use the filters below to find and compare flights from St. Louis to Sao Paulo Guarulhos Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisSao Paulo

STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl

STLGRU

Lambert-St Louis

Tue 10/20

12:10 pm-9:50 am

1 stop19h 40m

Sao Paulo Guarulhos Intl

Tue 10/27

9:30 pm-3:26 pm

1 stop19h 56m

$999

St. LouisSao Paulo

STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl

STLGRU

Lambert-St Louis

Fri 10/9

6:07 pm-6:55 am

2 stops34h 48m

Sao Paulo Guarulhos Intl

Tue 10/20

6:00 am-9:59 pm

2 stops17h 59m

$1,000

St. LouisSao Paulo

STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl

STLGRU

Lambert-St Louis

Tue 10/20

8:55 am-9:50 am

2 stops22h 55m

Sao Paulo Guarulhos Intl

Tue 10/27

9:30 pm-3:26 pm

1 stop19h 56m

$1,008

St. LouisSao Paulo

STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl

STLGRU

Lambert-St Louis

Mon 10/19

2:40 pm-2:50 am

3 stops34h 10m

Sao Paulo Guarulhos Intl

Thu 10/22

9:00 pm-2:00 pm

2 stops19h 00m

$1,038

St. LouisSao Paulo

STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl

STLGRU

Lambert-St Louis

Thu 10/8

1:29 pm-9:40 am

1 stop18h 11m

Sao Paulo Guarulhos Intl

Mon 10/19

9:50 pm-2:10 pm

1 stop18h 20m

$1,214

St. LouisSao Paulo

STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl

STLGRU

Lambert-St Louis

Thu 10/8

10:27 am-9:40 am

1 stop21h 13m

Sao Paulo Guarulhos Intl

Thu 10/22

9:30 pm-9:41 am

1 stop14h 11m

$1,214

St. LouisSao Paulo

STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl

STLGRU

Lambert-St Louis

Thu 10/8

1:29 pm-9:40 am

1 stop18h 11m

Sao Paulo Guarulhos Intl

Wed 10/21

10:20 pm-2:17 pm

1 stop17h 57m

$1,214

St. LouisSao Paulo

STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl

STLGRU

Lambert-St Louis

Thu 10/8

1:20 pm-7:15 am

2 stops15h 55m

Sao Paulo Guarulhos Intl

Mon 10/19

11:15 pm-2:46 pm

2 stops17h 31m

$1,218
Quickest round-trip

St. LouisSao Paulo

STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl

STLGRU

Lambert-St Louis

Thu 10/8

12:46 pm-5:55 am

2 stops15h 09m

Sao Paulo Guarulhos Intl

Mon 10/19

9:25 pm-12:35 pm

2 stops17h 10m

$1,268

St. LouisSao Paulo

STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl

STLGRU

Lambert-St Louis

Fri 10/9

11:31 am-5:55 am

2 stops16h 24m

Sao Paulo Guarulhos Intl

Sat 10/17

10:30 pm-12:46 pm

2 stops16h 16m

$1,349

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from St. Louis to Sao Paulo Guarulhos Intl Airport

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

What is the typical price of a round-trip flight between St. Louis and Sao Paulo Guarulhos Intl Airport?

Prices are currently low for flights on this route.

Typical prices usually range from $1,213 to $1,292.
The lowest price recently found on this route was $999.

What is the cheapest month to fly to Sao Paulo Guarulhos Intl Airport?

In general, October is the cheapest month to fly from St. Louis to Sao Paulo Guarulhos Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you don’t want to visit Sao Paulo Guarulhos Intl Airport in October, then you should wait until September to fly from St. Louis, when ticket prices are also cheap, with an average price of $0.

Can stopping save me money on St. Louis to Sao Paulo Guarulhos Intl Airport flights?

You could potentially save up to 41% on your flight if you consider stops on a St. Louis to Sao Paulo Guarulhos Intl Airport flight.

When to book flights from St. Louis to Sao Paulo Guarulhos Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Sao Paulo Guarulhos Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Sao Paulo Guarulhos Intl Airport (STL to GRU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Sao Paulo Guarulhos Intl Airport

Fastest flight time

20h 53m

Direct flights

None
The fastest flight from St. Louis to Sao Paulo Guarulhos Intl Airport takes 20h 53m
There are no direct flights from St. Louis to Sao Paulo Guarulhos Intl Airport. There are no popular flight routes from St. Louis to Sao Paulo Guarulhos Intl Airport.
Search flight deals

Frequently asked questions about flying from St. Louis to Sao Paulo Guarulhos Intl Airport

  • How far is Lambert-St Louis to Sao Paulo Guarulhos Intl by plane?

    The distance between Lambert-St Louis and Sao Paulo Guarulhos Intl is about 5133.5 mi. A reasonable flight in good conditions will take 20h 53m.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Sao Paulo Guarulhos Intl Airport?

    Prices for flights from Lambert-St Louis Airport to Sao Paulo Guarulhos Intl Airport refresh daily.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Sao Paulo Guarulhos Intl Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to Sao Paulo Guarulhos Intl Airport?

    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 Sao Paulo Guarulhos Intl Airport.

  • What documentation or ID do you need to fly to Sao Paulo Guarulhos Intl Airport?

    The necessary travel and health documents for your Sao Paulo Guarulhos Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from St. Louis to Sao Paulo Guarulhos Intl Airport?

Best airlines flying from St. Louis to Sao Paulo Guarulhos Intl Airport

Compare and see reviews for airlines that fly from St. Louis to Sao Paulo Guarulhos Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $1,179Free CancellationRating
7.4
10,111 reviews
Search United Airlines flights
American AirlinesPriceFrom $1,188Free CancellationRating
7.1
11,941 reviews
Search American Airlines flights

Traveling to a place near Sao Paulo?

Book flights to Sao Paulo if you plan to visit one of these locations
Guarulhos
Santos
Guarujá
Campinas
Aparecida

Why use momondo?

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

It is quick and easy to find St. Louis to Sao Paulo flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Sao Paulo that suits you.

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

Yes. All flights to Sao Paulo from St. Louis on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential St. Louis to Sao Paulo flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for St. Louis to Sao Paulo flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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