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Guarulhos Intl

$312+ Cheap flights from St. Louis (STL) to Guarulhos Intl, Brazil (GRU)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
STL — GRU
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from St. Louis to Guarulhos Intl

Cheapest flights from St. Louis to Guarulhos Intl
Explore the most affordable flight options available from St. Louis to Guarulhos Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/105:27 pmSTL - GRU
3 stops34h 43mUnited Airlines
Fri 1/1610:15 pmGRU - STL
1 stop20h 24mUnited Airlines
Deal found 12/10$1,396
This United Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2410:30 amSTL - GRU
1 stop20h 00mUnited Airlines
Wed 12/319:45 pmGRU - STL
1 stop21h 42mUnited Airlines
Deal found 12/10$1,403
This KAYAK deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/155:12 pmSTL - GRU
1 stop13h 23mLATAM Airlines
Wed 12/175:45 pmGRU - STL
2 stops20h 00mLATAM Airlines
Deal found 12/11$1,447
This FlightHub deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/269:47 amSTL - GRU
2 stops20h 03mLATAM Airlines
Fri 1/910:55 pmGRU - STL
2 stops27h 44mLATAM Airlines
Deal found 12/11$1,449
This KAYAK deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/189:30 amSTL - GRU
1 stop17h 10mLATAM Airlines
Mon 12/2910:40 amGRU - STL
1 stop16h 02mLATAM Airlines
Deal found 12/11$1,456
This KAYAK deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/245:13 pmSTL - GRU
2 stops20h 17mLATAM Airlines
Wed 12/3110:40 amGRU - STL
1 stop15h 58mLATAM Airlines
Deal found 12/11$1,472
This KAYAK deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/126:00 amSTL - GRU
2 stops21h 15mLATAM Airlines
Thu 12/189:15 pmGRU - STL
1 stop14h 09mLATAM Airlines
Deal found 12/11$1,477
This Delta deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/247:00 amSTL - GRU
1 stop19h 40mDelta
Wed 12/3110:40 amGRU - STL
1 stop15h 58mDelta
Deal found 12/11$1,480

Find flight deals from St. Louis to Guarulhos Intl

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Guarulhos Intl (GRU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$755
(FlightHub)

One-way from

$312
(Kiwi.com)

Popular in

October

Cheapest in

July

Average price

$1,401
Provider with most accurate pricing for Lambert-St Louis-Sao Paulo Guarulhos Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Sao Paulo Guarulhos Intl flights.
Search Deals
From Lambert-St Louis to Sao Paulo Guarulhos Intl
Search Deals
One-way flight from Lambert-St Louis to Sao Paulo Guarulhos Intl
Search Deals
Highest demand for flights based on searches. 36% potential increase in price ($819 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 20% potential price decrease ($244 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Guarulhos Intl 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, Cheapflights users made 2,558,603 searches. Data last updated December 12, 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

St. Louis

Fly to

Guarulhos Intl

Route

Depart

Return

Price

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Sun 3/22

11:22 am-1:25 pm

2 stops24h 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

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 3/14

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

Sun 1/25

5:42 pm-10:40 pm

2 stops25h 58m

Sao Paulo Guarulhos Intl

Sun 2/1

11:20 am-9:21 am

1 stop25h 01m

$949

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Sat 2/14

3:31 pm-8:10 am

1 stop13h 39m

Sao Paulo Guarulhos Intl

Sat 2/21

6:00 am-10:26 am

2 stops31h 26m

$1,121

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Wed 4/8

3:30 pm-5:35 am

2 stops36h 05m

$312

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Wed 12/24

4:27 pm-8:50 am

1 stop13h 23m

$384

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Wed 4/8

4:05 pm-9:15 am

1 stop15h 10m

$465

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Tue 2/10

6:02 pm-10:55 pm

2 stops25h 53m

$502

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Fri 12/26

4:27 pm-8:50 am

1 stop13h 23m

$502

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 12 results
1
2

Compare providers for flights from St. Louis to Guarulhos Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Guarulhos Intl in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Sao Paulo Guarulhos Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-Sao Paulo Guarulhos Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from St. Louis-Sao Paulo Guarulhos Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Sao Paulo Guarulhos Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Sao Paulo Guarulhos Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from St. Louis to Guarulhos Intl

Have a flexible travel schedule? Discover the best time to fly to Guarulhos Intl from St. Louis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Sao Paulo Guarulhos Intl Airport

What is the cheapest month to book a flight from St. Louis to Sao Paulo Guarulhos Intl Airport?

Currently, July is the cheapest month in which you can book a flight from St. Louis to Sao Paulo Guarulhos Intl Airport (average of $465). Flying from St. Louis to Sao Paulo Guarulhos Intl Airport in October is currently the most expensive (average of $4,098). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from STL to GRU?

Find hourly flight availability from St. Louis to Guarulhos Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 13% on flights from St. Louis to Sao Paulo Guarulhos Intl Airport by exploring options for tickets in the morning.

Reviews of airlines servicing Guarulhos Intl

Get insights into the airlines that provide service to Guarulhos Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Guarulhos Intl. Reviews last updated December 12, 2025.
Read reviews from past customers who have flown Delta, LATAM Airlines, and United Airlines from St. Louis to Sao Paulo Guarulhos Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,005 reviews

Boarding

8.1

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,005 reviews
Delta
7.9
Good
8,005 reviews

Boarding

8.1

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
LATAM Airlines
7.5
Good
1,889 reviews
Delta
7.9
Good
8,005 reviews

Boarding

8.1

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,095 reviews
Delta
7.9
Good
8,005 reviews

Boarding

8.1

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,049 reviews
Delta
7.9
Good
8,005 reviews

Boarding

8.1

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Air Canada
7.1
Good
10,515 reviews
Delta
7.9
Good
8,005 reviews

Boarding

8.1

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Guarulhos Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to Sao Paulo Guarulhos Intl?

    If you book a flight to Sao Paulo Guarulhos Intl from St. Louis, you will be flying from Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis. There are 0 flights from Lambert-St Louis to Sao Paulo Guarulhos Intl per day from 5 different airlines.

  • How long is the flight from St. Louis to Sao Paulo Guarulhos Intl Airport?

    Airlines like GOL and Air Canada fly from St. Louis to Sao Paulo Guarulhos Intl Airport in about 24h 03m. The time it takes to get you to your destination can typically vary by up to 13h 52m. Airlines will cover a distance of 5146 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from St. Louis to Sao Paulo Guarulhos Intl Airport round-trip?

    Flying on LATAM Airlines is currently your cheapest option to Sao Paulo Guarulhos Intl Airport, with prices starting at $756. Additional round-trip tickets that might be worth considering are offered by Air Canada and American Airlines, with the lowest prices starting at $758 and $761, respectively. Users have found that LATAM Airlines is 46% cheaper than the other options available to this destination.

  • Can I find deals for flights from St. Louis to Guarulhos Intl that include hotel bookings?

    Yes. In addition to deals on St. Louis to Guarulhos Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Guarulhos Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Guarulhos Intl.

  • Can I find deals for business class flights from St. Louis to Guarulhos Intl?

    Yes. Cheapflights offers flight deals from St. Louis to Guarulhos Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. Louis to Sao Paulo Guarulhos Intl Airport?

    Currently, July is the cheapest month in which you can book a flight from St. Louis to Sao Paulo Guarulhos Intl Airport (average of $465). Flying from St. Louis to Sao Paulo Guarulhos Intl Airport in October is currently the most expensive (average of $4,098). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for St. Louis to Guarulhos Intl

See prices for flight routes from nearby airports that may be better suited for you.
Kansas City to Guarulhos Intl flights

Top 5 airlines flying from St. Louis to Guarulhos Intl

Discover the top 5 airlines that operate flights from St. Louis to Guarulhos Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$756Average$1,392FlexibilityNo cancel feeOn-time81%
Air CanadaCheapest$758Average$767FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$761Average$1,300FlexibilityNo cancel feeOn-time71%
DeltaCheapest$858Average$1,209FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$938Average$1,286FlexibilityNo cancel feeOn-time69%

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