What is the cheapest airline that flies from Lambert-St Louis to Sao Paulo?

Air Canada is the most popular carrier operating from Lambert-St Louis to Sao Paulo

Which layover airport has the shortest connection time from St. Louis to Sao Paulo?

Miami (MIA) has the shortest average layover time for this route: 1h 21m.

Which layover airport offers the lowest fares from St. Louis to Sao Paulo?

Flights via Miami (MIA) offer the lowest average round-trip price of $1,064.

Which layover airport has the shortest travel time from St. Louis to Sao Paulo?

Flights connecting via Miami (MIA) have the shortest average one-way travel time: 12h 10m.

Which airport is the most popular layover for flights between St. Louis and Sao Paulo?

Atlanta (ATL) was the most common stop: 38% of momondo users choosing 1-stop flights on this route connected there.

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?

The number of operators available for flights from Lambert-St Louis Airport to Sao Paulo is 2 as of November 2026.

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.

$449 Cheap Flights from St. Louis to Sao Paulo in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Sao Paulo

Round-trip

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:20 pm - 8:50 amSTL Lambert-St Louis-GRU Sao Paulo Guarulhos Intl

35h 30m1 stop Orlando

4:13 am - 8:47 amGRU Sao Paulo Guarulhos Intl-STL Lambert-St Louis

31h 34m2 stops Punta Cana Orlando Sanford Intl

$1,098Multiple Airlines

Wed, Dec 23 - Sat, Jan 16

6:20 pm - 8:50 amSTL Lambert-St Louis-GRU Sao Paulo Guarulhos Intl

35h 30m1 stop Orlando

11:25 am - 12:04 amGRU Sao Paulo Guarulhos Intl-STL Lambert-St Louis

39h 39m2 stops Punta Cana Orlando Sanford Intl

$1,127Multiple Airlines

Wed, Dec 23 - Thu, Jan 21

6:20 pm - 8:20 amSTL Lambert-St Louis-GRU Sao Paulo Guarulhos Intl

35h 00m2 stops Orlando Bogotá El Dorado

11:10 am - 5:22 pmGRU Sao Paulo Guarulhos Intl-STL Lambert-St Louis

33h 12m1 stop Punta Cana

$1,179Multiple Airlines

Mon, Dec 21 - Tue, Jan 19

5:58 pm - 8:25 amSTL Lambert-St Louis-GRU Sao Paulo Guarulhos Intl

35h 27m2 stops Orlando Bogotá El Dorado

11:10 am - 5:22 pmGRU Sao Paulo Guarulhos Intl-STL Lambert-St Louis

33h 12m1 stop Punta Cana

$1,182Multiple Airlines

Thu, Dec 24 - Tue, Jan 19

1:25 pm - 10:20 amSTL Lambert-St Louis-GRU Sao Paulo Guarulhos Intl

17h 55m1 stop Washington, D.C. Dulles Intl

10:25 pm - 10:08 amGRU Sao Paulo Guarulhos Intl-STL Lambert-St Louis

14h 43m1 stop Washington, D.C. Dulles Intl

$1,333United Airlines

Thu, Dec 24 - Tue, Jan 19

1:25 pm - 10:20 amSTL Lambert-St Louis-GRU Sao Paulo Guarulhos Intl

17h 55m1 stop Washington, D.C. Dulles Intl

10:15 pm - 6:37 pmGRU Sao Paulo Guarulhos Intl-STL Lambert-St Louis

23h 22m1 stop Houston George Bush Intcntl

$1,333United Airlines

Thu, Dec 24 - Thu, Jan 21

10:45 am - 10:20 amSTL Lambert-St Louis-GRU Sao Paulo Guarulhos Intl

20h 35m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl

10:25 pm - 12:13 pmGRU Sao Paulo Guarulhos Intl-STL Lambert-St Louis

16h 48m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl

$1,338United Airlines

Thu, Dec 24 - Tue, Jan 19

2:54 pm - 8:35 amSTL Lambert-St Louis-GRU Sao Paulo Guarulhos Intl

14h 41m1 stop Dallas/Fort Worth

10:35 pm - 5:26 pmGRU Sao Paulo Guarulhos Intl-STL Lambert-St Louis

21h 51m1 stop Miami

$1,523American Airlines

Sat, Dec 12 - Thu, Jan 21

2:00 pm - 9:25 amSTL Lambert-St Louis-GRU Sao Paulo Guarulhos Intl

16h 25m2 stops Charlotte Douglas Miami

10:35 pm - 1:30 pmGRU Sao Paulo Guarulhos Intl-STL Lambert-St Louis

17h 55m2 stops Miami Charlotte Douglas

$1,528American Airlines

Sat, Dec 12 - Thu, Jan 21

6:15 pm - 9:25 amSTL Lambert-St Louis-GRU Sao Paulo Guarulhos Intl

12h 10m1 stop Miami

10:35 pm - 11:36 amGRU Sao Paulo Guarulhos Intl-STL Lambert-St Louis

16h 01m1 stop Miami

$2,240American Airlines

Sat, Dec 26 - Mon, Jan 4

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United Airlines flights from St. Louis to Sao Paulo

Our best United Airlines deals on St. Louis to Sao Paulo flight tickets

United Airlines

Dec 24

STL1:25 pmLambert-St Louis

17h 55m

1 stop

GRU10:20 amSao Paulo Guarulhos Intl

Jan 21

GRU10:15 pmSao Paulo Guarulhos Intl

23h 22m

1 stop

STL6:37 pmLambert-St Louis

$1,333

United Airlines

Dec 24

STL10:45 amLambert-St Louis

20h 35m

2 stops

GRU10:20 amSao Paulo Guarulhos Intl

Jan 19

GRU10:25 pmSao Paulo Guarulhos Intl

16h 48m

2 stops

STL12:13 pmLambert-St Louis

$1,338

United Airlines

Dec 25

STL6:58 pmLambert-St Louis

33h 17m

1 stop

GRU7:15 amSao Paulo Guarulhos Intl

Jan 18

GRU9:30 pmSao Paulo Guarulhos Intl

17h 43m

1 stop

STL12:13 pmLambert-St Louis

$1,381

Delta flights from St. Louis to Sao Paulo

Our best Delta deals on St. Louis to Sao Paulo flight tickets

Delta

Dec 23

STL7:15 pmLambert-St Louis

31h 25m

1 stop

GRU5:40 amSao Paulo Guarulhos Intl

Jan 21

GRU9:15 pmSao Paulo Guarulhos Intl

21h 36m

1 stop

STL3:51 pmLambert-St Louis

$1,343

Delta

Dec 22

STL6:00 amLambert-St Louis

20h 40m

1 stop

GRU5:40 amSao Paulo Guarulhos Intl

Jan 19

GRU9:15 pmSao Paulo Guarulhos Intl

16h 49m

1 stop

STL11:04 amLambert-St Louis

$1,383

Delta

Dec 24

STL6:00 amLambert-St Louis

20h 40m

1 stop

GRU5:40 amSao Paulo Guarulhos Intl

Jan 15

GRU9:15 pmSao Paulo Guarulhos Intl

22h 59m

1 stop

STL5:14 pmLambert-St Louis

$1,416

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

Wed 12/23

6:20 pm-8:50 am

1 stop35h 30m

Sao Paulo Guarulhos Intl

Sat 1/16

4:13 am-8:47 am

2 stops31h 34m

$1,098

St. LouisSao Paulo

STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl

STLGRU

Lambert-St Louis

Wed 12/23

6:20 pm-8:50 am

1 stop35h 30m

Sao Paulo Guarulhos Intl

Thu 1/21

11:25 am-12:04 am

2 stops39h 39m

$1,127

St. LouisSao Paulo

STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl

STLGRU

Lambert-St Louis

Mon 12/21

6:20 pm-8:20 am

2 stops35h 00m

Sao Paulo Guarulhos Intl

Tue 1/19

11:10 am-5:22 pm

1 stop33h 12m

$1,179

St. LouisSao Paulo

STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl

STLGRU

Lambert-St Louis

Thu 12/24

5:58 pm-8:25 am

2 stops35h 27m

Sao Paulo Guarulhos Intl

Tue 1/19

11:10 am-5:22 pm

1 stop33h 12m

$1,182

St. LouisSao Paulo

STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl

STLGRU

Lambert-St Louis

Thu 12/24

1:25 pm-10:20 am

1 stop17h 55m

Sao Paulo Guarulhos Intl

Tue 1/19

10:25 pm-10:08 am

1 stop14h 43m

$1,333

St. LouisSao Paulo

STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl

STLGRU

Lambert-St Louis

Thu 12/24

1:25 pm-10:20 am

1 stop17h 55m

Sao Paulo Guarulhos Intl

Thu 1/21

10:15 pm-6:37 pm

1 stop23h 22m

$1,333

St. LouisSao Paulo

STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl

STLGRU

Lambert-St Louis

Thu 12/24

10:45 am-10:20 am

2 stops20h 35m

Sao Paulo Guarulhos Intl

Tue 1/19

10:25 pm-12:13 pm

2 stops16h 48m

$1,338

St. LouisSao Paulo

STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl

STLGRU

Lambert-St Louis

Sat 12/12

2:54 pm-8:35 am

1 stop14h 41m

Sao Paulo Guarulhos Intl

Thu 1/21

10:35 pm-5:26 pm

1 stop21h 51m

$1,523

St. LouisSao Paulo

STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl

STLGRU

Lambert-St Louis

Sat 12/12

2:00 pm-9:25 am

2 stops16h 25m

Sao Paulo Guarulhos Intl

Thu 1/21

10:35 pm-1:30 pm

2 stops17h 55m

$1,528

Quickest round-trip

St. LouisSao Paulo

STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl

STLGRU

Lambert-St Louis

Sat 12/26

6:15 pm-9:25 am

1 stop12h 10m

Sao Paulo Guarulhos Intl

Mon 1/4

10:35 pm-11:36 am

1 stop16h 01m

$2,240

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Layovers

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

Prices are currently low for flights on this route.

Typical prices usually range from $1,500 to $1,793.
The lowest price recently found on this route was $1,380.

What is the cheapest month to fly to Sao Paulo?

The cheapest month to fly to Sao Paulo from St. Louis is in January. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you don’t want to visit Sao Paulo in January, then you should wait until September to fly from St. Louis, when ticket prices are also cheap, with an average price of $835.

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

You could potentially save up to 32% 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

Best Price Found	$449
Fastest flight time	18h 18m
Direct flights	None

The best one-way flight to Sao Paulo from St. Louis in the past 72 hours is $449. The best round-trip flight deal from St. Louis to Sao Paulo found on momondo in the last 72 hours is $1,098.

The fastest flight from St. Louis to Sao Paulo takes 18h 18m

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

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

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 18h 18m, 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?
The number of operators available for flights from Lambert-St Louis Airport to Sao Paulo is 2 as of November 2026.
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?
Based on momondo bookings for flights between St. Louis and Sao Paulo, the leading airline is Delta, making up 37% of the total bookings. Other popular airlines include American Airlines with 31% and Air Canada with 31%.

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
American Airlines	PriceFrom $1,064	Free Cancellation	Rating 7.0 12,230 reviews		Search American Airlines flights
United Airlines	PriceFrom $1,292	Free Cancellation	Rating 7.3 10,459 reviews		Search United Airlines flights

Santos

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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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Cheap flights from St. Louis to Sao Paulo from $449

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 12/30. 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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United Airlines flights from St. Louis to Sao Paulo

Our best United Airlines deals on St. Louis to Sao Paulo flight tickets

Delta flights from St. Louis to Sao Paulo

Our best Delta deals on St. Louis to Sao Paulo flight tickets

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How to get the cheapest flight ticket from St. Louis to Sao Paulo

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?

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

What is the cheapest airline that flies from Lambert-St Louis to Sao Paulo?

Which airport is the most popular layover for flights between St. Louis and Sao Paulo?

Which layover airport offers the lowest fares from St. Louis to Sao Paulo?

Which layover airport has the shortest travel time from St. Louis to Sao Paulo?

Which layover airport has the shortest connection time from St. Louis to Sao Paulo?

When to book flights from St. Louis to Sao Paulo

Cheap St. Louis to Sao Paulo (STL to SAO) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying 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

Traveling to a place near Sao Paulo?

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An easier way to manage your Sao Paulo trip

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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

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List of cabin classes available on flights landing in Sao Paulo. Availability may vary depending on flight origin and airline.

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