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Cheap flights from St. Louis to Sao Paulo from $464

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 11/1. 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

Multiple Airlines Logo
9:50 am - 7:20 pmSTL-VCP
30h 30m3 stops
Multiple Airlines Logo
11:20 pm - 11:01 amVCP-STL
14h 41m1 stop
$710Multiple Airlines
Find Deal
Sat, Nov 8 - Sat, Nov 15
Multiple Airlines Logo
9:50 am - 7:20 pmSTL-VCP
30h 30m3 stops
Multiple Airlines Logo
1:00 pm - 11:01 amVCP-STL
25h 01m2 stops
$730Multiple Airlines
Find Deal
Sat, Nov 8 - Sat, Nov 15
Air Canada Logo
4:05 pm - 9:00 amSTL-GRU
13h 55m1 stop
Air Canada Logo
9:45 pm - 3:29 pmGRU-STL
20h 44m2 stops
$764Air Canada
Find Deal
Wed, Nov 12 - Wed, Nov 19
Air Canada Logo
4:05 pm - 9:00 amSTL-GRU
38h 55m2 stops
Air Canada Logo
9:45 pm - 3:29 pmGRU-STL
20h 44m2 stops
$822Air Canada
Find Deal
Sat, Nov 1 - Sat, Nov 8
GOL Logo
4:59 pm - 5:25 pmSTL-VCP
21h 26m2 stops
GOL Logo
5:55 pm - 9:40 pmVCP-STL
30h 45m2 stops
$1,047GOL
Find Deal
Mon, Mar 2 - Wed, Mar 4
Delta Logo
7:30 am - 5:40 amSTL-GRU
19h 10m1 stop
Delta Logo
11:45 pm - 3:01 pmGRU-STL
18h 16m1 stop
$1,120Delta
Find Deal
Sat, Feb 14 - Sat, Feb 21
LATAM Airlines Logo
1:21 pm - 5:40 amSTL-GRU
13h 19m1 stop
LATAM Airlines Logo
8:15 am - 11:39 pmGRU-STL
18h 24m2 stops
$1,170LATAM Airlines
Find Deal
Wed, Dec 24 - Wed, Dec 31
LATAM Airlines Logo
1:55 pm - 7:55 pmSTL-GRU
27h 00m2 stops
LATAM Airlines Logo
9:20 pm - 9:04 amGRU-STL
38h 44m2 stops
$1,175LATAM Airlines
Find Deal
Sun, Dec 14 - Mon, Jan 12
Delta Logo
5:17 pm - 9:35 amSTL-GRU
13h 18m1 stop
Delta Logo
10:40 am - 11:39 pmGRU-STL
15h 59m1 stop
$1,225Delta
Find Deal
Wed, Dec 24 - Wed, Dec 31
GOL Logo
5:05 am - 5:55 pmSTL-CGH
33h 50m2 stops
GOL Logo
5:05 pm - 10:50 amCGH-STL
20h 45m2 stops
$1,450GOL
Find Deal
Wed, Dec 24 - Wed, Dec 31

Delta flights from St. Louis to Sao Paulo

Our best Delta deals on St. Louis to Sao Paulo flight tickets
Delta
Feb 14
STL7:30 amLambert-St Louis
19h 10m
1 stop
GRU5:40 amSao Paulo Guarulhos Intl
Feb 21
GRU11:45 pmSao Paulo Guarulhos Intl
18h 16m
1 stop
STL3:01 pmLambert-St Louis
$1,120
Find similar
Delta
Dec 24
STL5:17 pmLambert-St Louis
13h 18m
1 stop
GRU9:35 amSao Paulo Guarulhos Intl
Dec 31
GRU10:40 amSao Paulo Guarulhos Intl
15h 59m
1 stop
STL11:39 pmLambert-St Louis
$1,225
Find similar

Air Canada flights from St. Louis to Sao Paulo

Our best Air Canada deals on St. Louis to Sao Paulo flight tickets
Air Canada
Nov 12
STL4:05 pmLambert-St Louis
13h 55m
1 stop
GRU9:00 amSao Paulo Guarulhos Intl
Nov 19
GRU9:45 pmSao Paulo Guarulhos Intl
20h 44m
2 stops
STL3:29 pmLambert-St Louis
$764
Find similar
Air Canada
Nov 1
STL4:05 pmLambert-St Louis
38h 55m
2 stops
GRU9:00 amSao Paulo Guarulhos Intl
Nov 8
GRU9:45 pmSao Paulo Guarulhos Intl
20h 44m
2 stops
STL3:29 pmLambert-St Louis
$822
Find similar
Air Canada
Oct 31
STL4:05 pmLambert-St Louis
16h 30m
1 stop
GRU10:35 amSao Paulo Guarulhos Intl
Nov 7
GRU9:30 pmSao Paulo Guarulhos Intl
20h 59m
1 stop
STL3:29 pmLambert-St Louis
$839
Find similar

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 September 17, 2025.
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 - VCP

STLVCP

Lambert-St Louis

Sat 11/8

9:50 am-7:20 pm

3 stops30h 30m

Sao Paulo Viracopos

Sat 11/15

11:20 pm-11:01 am

1 stop14h 41m

$710

St. LouisSao Paulo

STL - VCP

STLVCP

Lambert-St Louis

Sat 11/8

9:50 am-7:20 pm

3 stops30h 30m

Sao Paulo Viracopos

Sat 11/15

1:00 pm-11:01 am

2 stops25h 01m

$730

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Wed 11/12

4:05 pm-9:00 am

1 stop13h 55m

Sao Paulo Guarulhos Intl

Wed 11/19

9:45 pm-3:29 pm

2 stops20h 44m

$764

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Sat 11/1

4:05 pm-9:00 am

2 stops38h 55m

Sao Paulo Guarulhos Intl

Sat 11/8

9:45 pm-3:29 pm

2 stops20h 44m

$822

St. LouisSao Paulo

STL - VCP

STLVCP

Lambert-St Louis

Mon 3/2

4:59 pm-5:25 pm

2 stops21h 26m

Sao Paulo Viracopos

Wed 3/4

5:55 pm-9:40 pm

2 stops30h 45m

$1,047

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Sat 2/14

7:30 am-5:40 am

1 stop19h 10m

Sao Paulo Guarulhos Intl

Sat 2/21

11:45 pm-3:01 pm

1 stop18h 16m

$1,120

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Wed 12/24

1:21 pm-5:40 am

1 stop13h 19m

Sao Paulo Guarulhos Intl

Wed 12/31

8:15 am-11:39 pm

2 stops18h 24m

$1,170

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Sun 12/14

1:55 pm-7:55 pm

2 stops27h 00m

Sao Paulo Guarulhos Intl

Mon 1/12

9:20 pm-9:04 am

2 stops38h 44m

$1,175

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Wed 12/24

5:17 pm-9:35 am

1 stop13h 18m

Sao Paulo Guarulhos Intl

Wed 12/31

10:40 am-11:39 pm

1 stop15h 59m

$1,225

St. LouisSao Paulo

STL - CGH

STLCGH

Lambert-St Louis

Wed 12/24

5:05 am-5:55 pm

2 stops33h 50m

Sao Paulo Congonhas

Wed 12/31

5:05 pm-10:50 am

2 stops20h 45m

$1,450

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 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 May to fly from St. Louis, when ticket prices are also cheap, with an average price of $831.

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

The cheapest day to depart on your flight to Sao Paulo is on a Tuesday when prices can be found for as low as $949. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from St. Louis because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,206.

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

In the afternoon is the cheapest time of day to fly from St. Louis to Sao Paulo when you can find flight prices for as low as $1,059. Flying to Sao Paulo in the afternoon is an ideal time because this is during off-peak travel hours. Flights to Sao Paulo are more costly at noon, with an average ticket price of $1,179. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

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

Direct flights

None
There are no direct flights from St. Louis to Sao Paulo. There are no popular flight routes from St. Louis to Sao Paulo.
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  • 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 24m, 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
LATAM AirlinesPriceFrom $756Free CancellationRating
7.5
1,849 reviews
Search LATAM Airlines flights
Air CanadaPriceFrom $758Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
American AirlinesPriceFrom $761Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $858Free CancellationRating
7.9
7,961 reviews
Search Delta flights
United AirlinesPriceFrom $938Free CancellationRating
7.4
8,926 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
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