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Cheap flights from St. Louis to Sao Paulo from $365

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 4/21. 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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Find the cheapest flights from St. Louis to Sao Paulo

Cheap round-trip flights

Enter your travel dates to find the best prices.
GOL Logo
11:04 am - 10:30 am
STL
-
CGH
21h 26m
2 stops
GOL Logo
8:10 pm - 11:59 pm
CGH
-
STL
29h 49m
2 stops
$859GOL
Wed, Jul 8 - Wed, Aug 5
GOL Logo
11:04 am - 7:55 am
STL
-
GRU
18h 51m
2 stops
GOL Logo
9:55 pm - 11:59 pm
GRU
-
STL
28h 04m
2 stops
$868GOL
Wed, Jul 8 - Wed, Aug 5
GOL Logo
11:04 am - 9:15 am
STL
-
CGH
20h 11m
2 stops
GOL Logo
8:10 pm - 11:59 pm
CGH
-
STL
29h 49m
2 stops
$886GOL
Wed, Jul 8 - Wed, Aug 5
GOL Logo
11:04 am - 1:10 pm
STL
-
GRU
24h 06m
2 stops
GOL Logo
8:55 am - 10:34 am
GRU
-
STL
27h 39m
2 stops
$888GOL
Wed, Jul 1 - Mon, Jul 13
GOL Logo
11:04 am - 11:05 pm
STL
-
GRU
34h 01m
2 stops
GOL Logo
6:00 am - 10:34 am
GRU
-
STL
30h 34m
2 stops
$917GOL
Wed, Jul 1 - Sat, Jul 11
GOL Logo
11:04 am - 10:40 am
STL
-
VCP
21h 36m
2 stops
GOL Logo
6:00 pm - 11:59 pm
VCP
-
STL
31h 59m
2 stops
$968GOL
Wed, Jul 8 - Wed, Aug 5
GOL Logo
11:04 am - 7:55 am
STL
-
GRU
18h 51m
2 stops
GOL Logo
4:45 pm - 11:59 pm
GRU
-
STL
33h 14m
2 stops
$989GOL
Wed, Jul 15 - Wed, Aug 12
GOL Logo
11:04 am - 7:55 am
STL
-
GRU
18h 51m
2 stops
GOL Logo
4:45 pm - 10:34 am
GRU
-
STL
19h 49m
2 stops
$996GOL
Thu, Jul 2 - Fri, Jul 10
Multiple Airlines Logo
7:52 am - 5:40 am
STL
-
VCP
19h 48m
1 stop
Multiple Airlines Logo
8:05 am - 7:51 am
VCP
-
STL
25h 46m
2 stops
$998Multiple Airlines
Sun, Mar 29 - Sun, Apr 5
LATAM Airlines Logo
6:00 am - 5:30 am
STL
-
GRU
21h 30m
2 stops
LATAM Airlines Logo
11:45 pm - 11:38 pm
GRU
-
STL
25h 53m
2 stops
$1,055LATAM Airlines
Wed, Jul 1 - Sun, Jul 12

GOL flights from St. Louis to Sao Paulo

Our best GOL deals on St. Louis to Sao Paulo flight tickets
GOL
Apr 13
STL11:06 amLambert-St Louis
30h 49m
2 stops
GRU7:55 pmSao Paulo Guarulhos Intl
Apr 17
GRU10:35 pmSao Paulo Guarulhos Intl
26h 19m
2 stops
STL10:54 pmLambert-St Louis
$760
GOL
Jul 1
STL11:04 amLambert-St Louis
24h 06m
2 stops
GRU1:10 pmSao Paulo Guarulhos Intl
Jul 29
GRU4:45 pmSao Paulo Guarulhos Intl
32h 00m
2 stops
STL10:45 pmLambert-St Louis
$772
GOL
Jun 30
STL11:04 amLambert-St Louis
34h 01m
2 stops
GRU11:05 pmSao Paulo Guarulhos Intl
Jul 29
GRU6:00 amSao Paulo Guarulhos Intl
18h 45m
2 stops
STL10:45 pmLambert-St Louis
$829

American Airlines flights from St. Louis to Sao Paulo

Our best American Airlines deals on St. Louis to Sao Paulo flight tickets
American Airlines
Feb 23
STL7:00 amLambert-St Louis
22h 10m
1 stop
GRU8:10 amSao Paulo Guarulhos Intl
Feb 28
GRU11:30 pmSao Paulo Guarulhos Intl
14h 02m
1 stop
STL10:32 amLambert-St Louis
$1,504
American Airlines
Feb 23
STL9:36 amLambert-St Louis
17h 44m
2 stops
GRU6:20 amSao Paulo Guarulhos Intl
Feb 28
GRU10:35 pmSao Paulo Guarulhos Intl
19h 43m
2 stops
STL3:18 pmLambert-St Louis
$1,508
American Airlines
Feb 14
STL11:46 amLambert-St Louis
17h 19m
2 stops
GRU8:05 amSao Paulo Guarulhos Intl
Feb 21
GRU11:00 pmSao Paulo Guarulhos Intl
17h 43m
2 stops
STL1:43 pmLambert-St Louis
$1,553

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Sao Paulo 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 February 13, 2026.
Use the filters below to find and compare flights from St. Louis to Sao Paulo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisSao Paulo

STL - CGH

STLCGH

Lambert-St Louis

Wed 7/8

11:04 am-10:30 am

2 stops21h 26m

Sao Paulo Congonhas

Wed 8/5

8:10 pm-11:59 pm

2 stops29h 49m

$859

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Wed 7/8

11:04 am-7:55 am

2 stops18h 51m

Sao Paulo Guarulhos Intl

Wed 8/5

9:55 pm-11:59 pm

2 stops28h 04m

$868

St. LouisSao Paulo

STL - CGH

STLCGH

Lambert-St Louis

Wed 7/8

11:04 am-9:15 am

2 stops20h 11m

Sao Paulo Congonhas

Wed 8/5

8:10 pm-11:59 pm

2 stops29h 49m

$886

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Wed 7/1

11:04 am-1:10 pm

2 stops24h 06m

Sao Paulo Guarulhos Intl

Mon 7/13

8:55 am-10:34 am

2 stops27h 39m

$888

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Wed 7/1

11:04 am-11:05 pm

2 stops34h 01m

Sao Paulo Guarulhos Intl

Sat 7/11

6:00 am-10:34 am

2 stops30h 34m

$917

St. LouisSao Paulo

STL - VCP

STLVCP

Lambert-St Louis

Wed 7/8

11:04 am-10:40 am

2 stops21h 36m

Sao Paulo Viracopos

Wed 8/5

6:00 pm-11:59 pm

2 stops31h 59m

$968

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Wed 7/15

11:04 am-7:55 am

2 stops18h 51m

Sao Paulo Guarulhos Intl

Wed 8/12

4:45 pm-11:59 pm

2 stops33h 14m

$989

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Thu 7/2

11:04 am-7:55 am

2 stops18h 51m

Sao Paulo Guarulhos Intl

Fri 7/10

4:45 pm-10:34 am

2 stops19h 49m

$996

St. LouisSao Paulo

STL - VCP

STLVCP

Lambert-St Louis

Sun 3/29

7:52 am-5:40 am

1 stop19h 48m

Sao Paulo Viracopos

Sun 4/5

8:05 am-7:51 am

2 stops25h 46m

$998

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Wed 7/1

6:00 am-5:30 am

2 stops21h 30m

Sao Paulo Guarulhos Intl

Sun 7/12

11:45 pm-11:38 pm

2 stops25h 53m

$1,055

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

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?

What is the cheapest month to fly to Sao Paulo?

The cheapest month to fly to Sao Paulo from St. Louis is in April. Flight prices, which tend to average around $698, are often lower during this time because this is during the off-season. If you don’t want to visit Sao Paulo in April, then you should wait until March to fly from St. Louis, when ticket prices are also cheap, with an average price of $918.

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

You could potentially save up to 42% on your flight if you consider stops on a St. Louis to Sao Paulo flight.

When to book flights from St. Louis to Sao Paulo

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Sao Paulo 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 (STL to SAO) flight deals and tips

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

Fastest flight time

12h 49m

Direct flights

None
The fastest flight from St. Louis to Sao Paulo takes 12h 49m
There are no direct flights from St. Louis to Sao Paulo. There are no popular flight routes from St. Louis to Sao Paulo.
Search flight deals

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

    Lambert-St Louis and Sao Paulo are 5134.3 mi apart from one another. Flights usually cover this in 12h 49m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Lambert-St Louis Airport to Sao Paulo are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Lambert-St Louis Airport to Sao Paulo.

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

    The travel and health documents you'll need for your trip to Sao Paulo may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sao Paulo. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from St. Louis to Sao Paulo

Compare and see reviews for airlines that fly from St. Louis to Sao Paulo with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $758Free CancellationRating
7.1
10,715 reviews
Search Air Canada flights
LATAM AirlinesPriceFrom $973Free CancellationRating
7.5
1,920 reviews
Search LATAM Airlines flights
American AirlinesPriceFrom $1,064Free CancellationRating
7.2
11,277 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
Santos
Guarujá

Why use momondo?

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

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

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

Yes. momondo allows you to filter the results for St. Louis to Sao Paulo flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Sao Paulo from St. Louis.

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

Of course. momondo tracks the price of St. Louis to Sao Paulo flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to Brazil

Fly into one of these airports located in Sao Paulo

Airports listed have a maximum distance of 48.9 mi from Sao Paulo
Sao Paulo Congonhas Airport
Sao Paulo Guarulhos Intl Airport
Sao Paulo Viracopos Airport