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Cheap flights from St. Louis to Sao Paulo from $327

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 1/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:00 am - 4:17 am
STL
-
GRU
20h 17m2 stops
Multiple Airlines Logo
1:00 am - 10:33 pm
GRU
-
STL
23h 33m2 stops
$661Multiple Airlines
Sun, Mar 8 - Mon, Mar 16
GOL Logo
3:22 pm - 1:25 pm
STL
-
GRU
20h 03m2 stops
GOL Logo
6:00 am - 9:51 pm
GRU
-
STL
17h 51m2 stops
$755GOL
Sun, Mar 22 - Sat, Apr 4
GOL Logo
10:00 am - 1:15 pm
STL
-
GRU
25h 15m2 stops
GOL Logo
4:45 pm - 9:16 am
GRU
-
STL
42h 31m2 stops
$764GOL
Sun, Apr 26 - Sat, May 9
Air Canada Logo
4:05 pm - 9:00 am
STL
-
GRU
37h 55m2 stops
Air Canada Logo
9:30 pm - 3:29 pm
GRU
-
STL
19h 59m1 stop
$772Air Canada
Sat, Mar 7 - Wed, Mar 11
Air Canada Logo
4:05 pm - 9:00 am
STL
-
GRU
37h 55m2 stops
Air Canada Logo
9:15 pm - 3:29 pm
GRU
-
STL
20h 14m2 stops
$775Air Canada
Sat, Mar 7 - Wed, Mar 11
Multiple Airlines Logo
6:00 am - 10:40 pm
STL
-
GRU
38h 40m2 stops
Multiple Airlines Logo
2:40 am - 7:13 am
GRU
-
STL
30h 33m2 stops
$822Multiple Airlines
Wed, Mar 18 - Thu, Mar 19
Multiple Airlines Logo
6:00 am - 8:45 am
STL
-
GRU
24h 45m2 stops
Multiple Airlines Logo
12:15 am - 10:33 pm
GRU
-
STL
24h 18m2 stops
$826Multiple Airlines
Sun, Mar 8 - Sun, Mar 15
Air Canada Logo
4:05 pm - 10:35 am
STL
-
GRU
16h 30m1 stop
Air Canada Logo
9:15 pm - 3:29 pm
GRU
-
STL
44h 14m2 stops
$842Air Canada
Sun, Mar 8 - Mon, Mar 16
Air Canada Logo
4:05 pm - 9:00 am
STL
-
GRU
38h 55m2 stops
Air Canada Logo
9:15 pm - 3:29 pm
GRU
-
STL
20h 14m2 stops
$845Air Canada
Sat, Mar 14 - Fri, Mar 20
GOL Logo
10:00 am - 8:35 am
STL
-
GRU
19h 35m2 stops
GOL Logo
10:20 am - 11:59 pm
GRU
-
STL
16h 39m2 stops
$867GOL
Wed, Jan 21 - Wed, Jan 28

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
Mar 22
STL3:22 pmLambert-St Louis
20h 03m
2 stops
GRU1:25 pmSao Paulo Guarulhos Intl
Apr 4
GRU6:00 amSao Paulo Guarulhos Intl
17h 51m
2 stops
STL9:51 pmLambert-St Louis
$755
Find similar
GOL
Apr 26
STL10:00 amLambert-St Louis
25h 15m
2 stops
GRU1:15 pmSao Paulo Guarulhos Intl
May 9
GRU4:45 pmSao Paulo Guarulhos Intl
42h 31m
2 stops
STL9:16 amLambert-St Louis
$764
Find similar
GOL
Jan 21
STL10:00 amLambert-St Louis
19h 35m
2 stops
GRU8:35 amSao Paulo Guarulhos Intl
Jan 28
GRU10:20 amSao Paulo Guarulhos Intl
16h 39m
2 stops
STL11:59 pmLambert-St Louis
$867
Find similar

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
Apr 26
STL7:05 pmLambert-St Louis
32h 35m
1 stop
GRU5:40 amSao Paulo Guarulhos Intl
May 9
GRU10:50 pmSao Paulo Guarulhos Intl
13h 55m
1 stop
STL10:45 amLambert-St Louis
$1,109
Find similar
LATAM Airlines
Apr 19
STL1:30 pmLambert-St Louis
14h 10m
1 stop
GRU5:40 amSao Paulo Guarulhos Intl
May 2
GRU12:05 pmSao Paulo Guarulhos Intl
24h 40m
2 stops
STL10:45 amLambert-St Louis
$1,112
Find similar
LATAM Airlines
Feb 14
STL10:11 amLambert-St Louis
17h 04m
2 stops
GRU6:15 amSao Paulo Guarulhos Intl
Feb 21
GRU7:30 amSao Paulo Guarulhos Intl
19h 06m
2 stops
STL11:36 pmLambert-St Louis
$1,162
Find similar

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 December 10, 2025.
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

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Sun 3/8

6:00 am-4:17 am

2 stops20h 17m

Sao Paulo Guarulhos Intl

Mon 3/16

1:00 am-10:33 pm

2 stops23h 33m

$661

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Sun 3/22

3:22 pm-1:25 pm

2 stops20h 03m

Sao Paulo Guarulhos Intl

Sat 4/4

6:00 am-9:51 pm

2 stops17h 51m

$755

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Sun 4/26

10:00 am-1:15 pm

2 stops25h 15m

Sao Paulo Guarulhos Intl

Sat 5/9

4:45 pm-9:16 am

2 stops42h 31m

$764

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Sat 3/7

4:05 pm-9:00 am

2 stops37h 55m

Sao Paulo Guarulhos Intl

Wed 3/11

9:30 pm-3:29 pm

1 stop19h 59m

$772

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Sat 3/7

4:05 pm-9:00 am

2 stops37h 55m

Sao Paulo Guarulhos Intl

Wed 3/11

9:15 pm-3:29 pm

2 stops20h 14m

$775

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Wed 3/18

6:00 am-10:40 pm

2 stops38h 40m

Sao Paulo Guarulhos Intl

Thu 3/19

2:40 am-7:13 am

2 stops30h 33m

$822

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Sun 3/8

6:00 am-8:45 am

2 stops24h 45m

Sao Paulo Guarulhos Intl

Sun 3/15

12:15 am-10:33 pm

2 stops24h 18m

$826

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Sun 3/8

4:05 pm-10:35 am

1 stop16h 30m

Sao Paulo Guarulhos Intl

Mon 3/16

9:15 pm-3:29 pm

2 stops44h 14m

$842

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Sat 3/14

4:05 pm-9:00 am

2 stops38h 55m

Sao Paulo Guarulhos Intl

Fri 3/20

9:15 pm-3:29 pm

2 stops20h 14m

$845

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Wed 1/21

10:00 am-8:35 am

2 stops19h 35m

Sao Paulo Guarulhos Intl

Wed 1/28

10:20 am-11:59 pm

2 stops16h 39m

$867

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Sao Paulo from

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 cheapest month to fly to Sao Paulo Guarulhos Intl Airport?

In general, July 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 $817. If you don’t want to visit Sao Paulo Guarulhos Intl Airport in July, then you should wait until March to fly from St. Louis, when ticket prices are also cheap, with an average price of $902.

What is the cheapest day to depart on your flight to Sao Paulo Guarulhos Intl Airport?

On average, the least expensive day to fly to Sao Paulo Guarulhos Intl Airport from St. Louis is on a Monday. momondo users have found tickets for Monday departures for as low as $1,048. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Sao Paulo Guarulhos Intl Airport is Sunday, with ticket prices averaging around $1,396.

What is the cheapest time of day to depart on your flight to Sao Paulo Guarulhos Intl Airport?

Our data shows that the cheapest St. Louis to Sao Paulo Guarulhos Intl Airport flights are usually those with departure times in the morning. Our users have found flights to Sao Paulo Guarulhos Intl Airport in the morning for as low as $1,097. Flights in the evening are often more expensive with an average ticket price of $1,268.

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

You could potentially save up to 42% 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

13h 02m

Direct flights

None
The fastest flight from St. Louis to Sao Paulo Guarulhos Intl Airport takes 13h 02m
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

  • 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 13h 02m.

  • 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
LATAM AirlinesPriceFrom $756Free CancellationRating
7.5
1,889 reviews
Search LATAM Airlines flights
Air CanadaPriceFrom $758Free CancellationRating
7.1
10,514 reviews
Search Air Canada flights
American AirlinesPriceFrom $761Free CancellationRating
7.2
11,048 reviews
Search American Airlines flights
DeltaPriceFrom $858Free CancellationRating
7.9
8,007 reviews
Search Delta flights
United AirlinesPriceFrom $938Free CancellationRating
7.4
9,093 reviews
Search United 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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