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Guarulhos Intl

$321+ 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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
STL — GRU
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheap 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 April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$756
(Air Canada)

One-way from

$321
(Kiwi.com)

Popular in

October

Cheapest in

January

Average price

$1,118
Provider with most accurate pricing for Lambert-St Louis-Sao Paulo Guarulhos Intl flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Sao Paulo Guarulhos Intl flights.
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From Lambert-St Louis to Sao Paulo Guarulhos Intl
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One-way flight from Lambert-St Louis to Sao Paulo Guarulhos Intl
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Highest demand for flights based on searches. 7% potential increase in price ($87 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find 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 April 29, 2025.

This Air Canada deal was found by Cheapflights users on 4/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/301:30 pmSTL - GRU
1 stop18h 15mAir Canada
Thu 6/59:00 pmGRU - STL
2 stops24h 43mAir Canada
Deal found 4/28$756
This Mytrip deal was found by Cheapflights users on 4/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/126:12 pmSTL - GRU
3 stops43h 08mMultiple Airlines
Thu 6/196:40 amGRU - STL
3 stops36h 24mMultiple Airlines
Deal found 4/27$852
This Copa Airlines deal was found by Cheapflights users on 4/29. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/68:25 amSTL - GRU
2 stops20h 05mCopa Airlines
Mon 8/113:10 amGRU - STL
2 stops32h 49mCopa Airlines
Deal found 4/29$971
This KAYAK deal was found by Cheapflights users on 4/29. 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 12/246:00 amSTL - GRU
2 stops20h 40mLATAM Airlines
Wed 12/3112:55 pmGRU - STL
2 stops32h 29mLATAM Airlines
Deal found 4/29$1,048
This Delta deal was found by Cheapflights users on 4/28. 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 12/247:15 amSTL - GRU
2 stops19h 25mDelta
Wed 12/3111:10 pmGRU - STL
2 stops18h 27mDelta
Deal found 4/28$1,093
This Avianca deal was found by Cheapflights users on 4/29. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/68:25 amSTL - GRU
2 stops19h 10mAvianca
Fri 8/151:45 amGRU - STL
2 stops18h 22mAvianca
Deal found 4/29$1,180
This American Airlines deal was found by Cheapflights users on 4/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/241:55 pmSTL - GRU
1 stop15h 35mAmerican Airlines
Wed 12/3111:00 pmGRU - STL
1 stop13h 54mAmerican Airlines
Deal found 4/29$1,234

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 April 29, 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

Fri 5/30

1:30 pm-9:45 am

1 stop18h 15m

Sao Paulo Guarulhos Intl

Thu 6/5

9:00 pm-7:43 pm

2 stops24h 43m

$756

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Thu 6/12

6:12 pm-3:20 pm

3 stops43h 08m

Sao Paulo Guarulhos Intl

Thu 6/19

6:40 am-5:04 pm

3 stops36h 24m

$852

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Thu 5/29

7:05 am-5:25 am

2 stops20h 20m

Sao Paulo Guarulhos Intl

Wed 6/4

3:40 am-11:38 pm

2 stops21h 58m

$1,054

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Thu 7/10

7:00 am-5:40 am

1 stop20h 40m

Sao Paulo Guarulhos Intl

Sat 7/19

10:50 pm-4:18 pm

1 stop19h 28m

$1,129

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Wed 6/25

8:10 am-6:30 am

2 stops20h 20m

Sao Paulo Guarulhos Intl

Sat 7/5

3:10 am-6:28 pm

2 stops17h 18m

$4,341

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Tue 5/6

5:45 pm-8:50 pm

2 stops25h 05m

$321

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Tue 5/6

10:42 am-5:40 am

1 stop16h 58m

$527

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Wed 7/23

9:26 am-7:15 am

1 stop19h 49m

$658

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Sun 7/13

6:15 pm-7:35 am

1 stop35h 20m

$675

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on St. Louis-Sao Paulo Guarulhos Intl Airport flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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, April is the cheapest month in which you can book a flight from St. Louis to Sao Paulo Guarulhos Intl Airport (average of $686). Flying from St. Louis to Sao Paulo Guarulhos Intl Airport in December is currently the most expensive (average of $1,209). 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 April 29, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 14% on flights from St. Louis to Sao Paulo Guarulhos Intl Airport by exploring options for tickets in the morning.

Rainfall in Guarulhos Intl by month

Plan your trip to Guarulhos Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sao Paulo Guarulhos Intl Airport ranges from 0.8 - 9.4 inches per month. January is typically the wettest month, when rainfall can reach 9.4 in. July is typically the driest time to visit Sao Paulo Guarulhos Intl Airport when rainfall is around 0.8 in.

Temperature in Guarulhos Intl by month

Plan your trip to Guarulhos Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sao Paulo Guarulhos Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 62.6 F).

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 April 29, 2025.
To help decide which airline to fly from St. Louis to Sao Paulo, see what other customers have to say about Delta, LATAM Airlines and Copa Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,936 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,936 reviews
Delta
8.0
Very good
7,936 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
LATAM Airlines
7.5
Good
1,767 reviews
Delta
8.0
Very good
7,936 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Copa Airlines
7.5
Good
1,411 reviews
Delta
8.0
Very good
7,936 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,936 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,936 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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 4 different airlines.

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

    Flying on Air Canada 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 LATAM Airlines and Delta, with the lowest prices starting at $1,054 and $1,129, respectively. Users have found that Air Canada is 32% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from St. Louis to Sao Paulo Guarulhos Intl Airport one-way?

    To fly one-way, consider booking your trip with LATAM Airlines, which is currently one of the cheapest options available, starting at $527. American Airlines flights start at $658 while deals on United Airlines start at $675 one-way.

  • 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, April is the cheapest month in which you can book a flight from St. Louis to Sao Paulo Guarulhos Intl Airport (average of $686). Flying from St. Louis to Sao Paulo Guarulhos Intl Airport in December is currently the most expensive (average of $1,209). 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

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Santos
Guarulhos

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Alternative routes for St. Louis to Guarulhos Intl

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Kansas City to Guarulhos Intl flights

Top 4 airlines flying from St. Louis to Guarulhos Intl

Discover the top 4 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$569Average$1,097FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$756Average$1,148FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$761Average$1,037FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$938Average$1,207FlexibilityNo cancel feeOn-time69%

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