$363 Cheap Flights from St. Louis (STL) to São Paulo (CGH)

View $363 flight on Wed, Jan 28, 2026Opens in a new window

Popular airlines from St. Louis Lambert Intl. Airport (STL) to São Paulo (CGH-Congonhas)

Cheap Flights from St. Louis to São Paulo (STL-CGH)

Prices were available within the past 7 days and start at $363 for one-way flights and $777 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

GOL Linhas Aereas S.A.
Sun, Mar 1 - Wed, Mar 18
STL
St. Louis
CGH
Sao Paulo
$777 Roundtrip, found 1 day ago
$777
Roundtrip
found 1 day ago
Select GOL Linhas Aereas S.A. flight, departing Sun, Mar 1 from St. Louis to Sao Paulo, returning Wed, Mar 18, priced at $777 found 1 day ago
GOL Linhas Aereas S.A.
Mon, Feb 2 - Sat, Mar 7
STL
St. Louis
CGH
Sao Paulo
$799 Roundtrip, found 2 days ago
$799
Roundtrip
found 2 days ago
Select GOL Linhas Aereas S.A. flight, departing Mon, Feb 2 from St. Louis to Sao Paulo, returning Sat, Mar 7, priced at $799 found 2 days ago
GOL Linhas Aereas S.A.
Mon, Feb 2 - Sun, Mar 1
STL
St. Louis
CGH
Sao Paulo
$848 Roundtrip, found 2 days ago
$848
Roundtrip
found 2 days ago
Select GOL Linhas Aereas S.A. flight, departing Mon, Feb 2 from St. Louis to Sao Paulo, returning Sun, Mar 1, priced at $848 found 2 days ago
GOL Linhas Aereas S.A.
Sun, Mar 1 - Wed, Mar 18
STL
St. Louis
CGH
Sao Paulo
$856 Roundtrip, found 1 day ago
$856
Roundtrip
found 1 day ago
Select GOL Linhas Aereas S.A. flight, departing Sun, Mar 1 from St. Louis to Sao Paulo, returning Wed, Mar 18, priced at $856 found 1 day ago
GOL Linhas Aereas S.A.
Wed, Feb 4 - Thu, Feb 19
STL
St. Louis
CGH
Sao Paulo
$858 Roundtrip, found 11 hours ago
$858
Roundtrip
found 11 hours ago
Select GOL Linhas Aereas S.A. flight, departing Wed, Feb 4 from St. Louis to Sao Paulo, returning Thu, Feb 19, priced at $858 found 11 hours ago
GOL Linhas Aereas S.A.
Wed, Feb 4 - Thu, Feb 19
STL
St. Louis
CGH
Sao Paulo
$868 Roundtrip, found 11 hours ago
$868
Roundtrip
found 11 hours ago
Select GOL Linhas Aereas S.A. flight, departing Wed, Feb 4 from St. Louis to Sao Paulo, returning Thu, Feb 19, priced at $868 found 11 hours ago
GOL Linhas Aereas S.A.
Thu, Feb 5 - Sat, Mar 7
STL
St. Louis
CGH
Sao Paulo
$878 Roundtrip, found 2 days ago
$878
Roundtrip
found 2 days ago
Select GOL Linhas Aereas S.A. flight, departing Thu, Feb 5 from St. Louis to Sao Paulo, returning Sat, Mar 7, priced at $878 found 2 days ago
GOL Linhas Aereas S.A.
Sun, Mar 1 - Wed, Mar 18
STL
St. Louis
CGH
Sao Paulo
$912 Roundtrip, found 1 day ago
$912
Roundtrip
found 1 day ago
Select GOL Linhas Aereas S.A. flight, departing Sun, Mar 1 from St. Louis to Sao Paulo, returning Wed, Mar 18, priced at $912 found 1 day ago
GOL Linhas Aereas S.A.
Thu, Feb 5 - Sun, Mar 1
STL
St. Louis
CGH
Sao Paulo
$927 Roundtrip, found 2 days ago
$927
Roundtrip
found 2 days ago
Select GOL Linhas Aereas S.A. flight, departing Thu, Feb 5 from St. Louis to Sao Paulo, returning Sun, Mar 1, priced at $927 found 2 days ago
American Airlines
Wed, Feb 4 - Wed, Mar 4
STL
St. Louis
CGH
Sao Paulo
$939 Roundtrip, found 2 days ago
$939
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Feb 4 from St. Louis to Sao Paulo, returning Wed, Mar 4, priced at $939 found 2 days ago

Alternative airports near São Paulo

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Guarulhos - Governor Andre Franco Montoro Intl. GRU. Cheapest option available. Average driving time to city center is 22 minutes. Flights from $1,415
GRU
Guarulhos - Governor Andre Franco Montoro Intl.
Cheapest
Average driving time to city center22 min
Flights from $1,415

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Congonhas Airport (CGH) cost?
Secure a cheap one-way flight from $363 or cheap return flight from $777 from Lambert-St. Louis Intl. Airport (STL) to Congonhas Airport (CGH) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to Congonhas Airport (CGH)?
Planning your trip for March is a great way to save, as it's the cheapest month for flights between STL and CGH. You'll typically find the lowest prices during off-peak months.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Congonhas Airport (CGH)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll fly you from STL to CGH. Then, sort your results by "Price (lowest to highest)" to pick up a good deal.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Congonhas Airport (CGH)?
Direct flights from Lambert-St. Louis Intl. Airport (STL) to Congonhas Airport (CGH) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from STL to CGH?
Usually you'll find the widest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can vary depending on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to Congonhas Airport (CGH)?
To avoid potential delays on the Lambert-St. Louis Intl. Airport (STL) to Congonhas Airport (CGH) route, aim to travel before 3 PM. Departures after this hour have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Lambert-St. Louis Intl. Airport (STL) to Congonhas Airport (CGH) last-minute?
Booking your ticket from STL to CGH shortly before your getaway is typically more expensive. But if you're flexible with your travel times and dates, you could snag a cheap last-minute fare.
Is it cheaper to book a STL to CGH flight and hotel package?
Compared with arranging flights and hotels separately, booking a STL to CGH flight and hotel package with Expedia could result in significant savings. What's more, managing everything in one place will take the hassle out of planning your trip. Simply pick your flights and choose from our wide range of hotels, then tailor your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Congonhas Airport (CGH)?
Usually, it's possible to reschedule or cancel your STL to CGH flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Congonhas
Airlines serving
GOL Linhas Aereas S.A.
Roundtrip price
$776
Distance
5153 mi

Book with confidence

St. Louis to São Paulo Flights

The cheapest times to fly from St. Louis to São Paulo

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. Louis to São Paulo are during the month of March. You can find some of the cheapest flights from St. Louis to São Paulo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to São Paulo

Sunday is one of the best days to book for cheap flights from St. Louis to São Paulo: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from St. Louis to São Paulo

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. Louis to São Paulo in 2025. You can also book with separate airlines for your outbound and return journeys, from $363 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. Louis to São Paulo flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your St. Louis to São Paulo airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

St. Louis to São Paulo Flights

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*Available to One Key members.