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Guarulhos Intl

$375+ 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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
STL — GRU
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
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 March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$758
(Air Canada)

One-way from

$495
(Mytrip)

Popular in

October

Cheapest in

January

Average price

$979
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. 5% potential increase in price ($70 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 28, 2025.

This Air Canada deal was found by Cheapflights users on 3/26. 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.
Thu 5/11:30 pmSTL - GRU
2 stops41h 45mAir Canada
Thu 5/229:00 pmGRU - STL
1 stop24h 58mAir Canada
Deal found 3/26$758
This Mytrip deal was found by Cheapflights users on 3/26. 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 5/1510:10 amSTL - GRU
2 stops27h 10mMultiple Airlines
Mon 5/199:00 pmGRU - STL
1 stop24h 58mMultiple Airlines
Deal found 3/26$808
This United Airlines deal was found by Cheapflights users on 3/26. 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.
Thu 5/19:40 amSTL - GRU
1 stop21h 50mUnited Airlines
Thu 5/2210:20 pmGRU - STL
1 stop23h 17mUnited Airlines
Deal found 3/26$809
This LATAM Airlines deal was found by Cheapflights users on 3/26. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/110:42 amSTL - GRU
1 stop16h 58mLATAM Airlines
Wed 5/213:40 amGRU - STL
2 stops21h 58mLATAM Airlines
Deal found 3/26$859
This Delta deal was found by Cheapflights users on 3/26. 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 4/95:30 pmSTL - GRU
1 stop13h 30mDelta
Sat 4/1210:05 amGRU - STL
1 stop15h 24mDelta
Deal found 3/26$999
This Copa Airlines deal was found by Cheapflights users on 3/26. 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.
Fri 6/138:10 amSTL - GRU
2 stops20h 20mCopa Airlines
Thu 6/191:40 amGRU - STL
2 stops22h 37mCopa Airlines
Deal found 3/26$1,127
This American Airlines deal was found by Cheapflights users on 3/26. 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 12/2411:56 amSTL - GRU
1 stop19h 14mAmerican Airlines
Wed 12/3111:10 pmGRU - STL
1 stop25h 33mAmerican Airlines
Deal found 3/26$1,153

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 March 28, 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

Thu 5/1

1:30 pm-9:15 am

2 stops41h 45m

Sao Paulo Guarulhos Intl

Thu 5/22

9:00 pm-7:58 pm

1 stop24h 58m

$758

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Thu 5/15

10:10 am-3:20 pm

2 stops27h 10m

Sao Paulo Guarulhos Intl

Mon 5/19

9:00 pm-7:58 pm

1 stop24h 58m

$808

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Thu 5/1

9:40 am-9:30 am

1 stop21h 50m

Sao Paulo Guarulhos Intl

Thu 5/22

10:20 pm-7:37 pm

1 stop23h 17m

$809

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Thu 5/1

10:42 am-5:40 am

1 stop16h 58m

Sao Paulo Guarulhos Intl

Wed 5/21

3:40 am-11:38 pm

2 stops21h 58m

$859

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Wed 4/9

5:30 pm-9:00 am

1 stop13h 30m

Sao Paulo Guarulhos Intl

Sat 4/12

10:05 am-11:29 pm

1 stop15h 24m

$999

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Fri 6/13

8:10 am-6:30 am

2 stops20h 20m

Sao Paulo Guarulhos Intl

Thu 6/19

1:40 am-10:17 pm

2 stops22h 37m

$1,127

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Tue 9/9

9:17 am-5:35 am

2 stops18h 18m

$375

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Sun 8/31

8:25 am-6:30 am

2 stops20h 05m

$511

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Tue 9/2

3:30 pm-9:00 am

1 stop15h 30m

$547

St. LouisSao Paulo

STL - GRU

STLGRU

Lambert-St Louis

Mon 9/8

3:20 pm-9:30 am

1 stop16h 10m

$550

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Showing 1-10 of 11 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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Sao Paulo Guarulhos Intl Airport flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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, October is the cheapest month in which you can book a flight from St. Louis to Sao Paulo Guarulhos Intl Airport (average of $691). 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 March 28, 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 March 28, 2025.
Delta
8.0
Very good
7,897 reviews

Boarding

8.2

Comfort

8.0

Food

7.3

Entertainment

7.9

Overall

8.0

Crew

8.5

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
7,897 reviews
Delta
8.0
Very good
7,897 reviews

Boarding

8.2

Comfort

8.0

Food

7.3

Entertainment

7.9

Overall

8.0

Crew

8.5

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
1,750 reviews
Delta
8.0
Very good
7,897 reviews

Boarding

8.2

Comfort

8.0

Food

7.3

Entertainment

7.9

Overall

8.0

Crew

8.5

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
1,395 reviews
Delta
8.0
Very good
7,897 reviews

Boarding

8.2

Comfort

8.0

Food

7.3

Entertainment

7.9

Overall

8.0

Crew

8.5

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
8,603 reviews
Delta
8.0
Very good
7,897 reviews

Boarding

8.2

Comfort

8.0

Food

7.3

Entertainment

7.9

Overall

8.0

Crew

8.5

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.
Air Canada
7.0
Good
8,981 reviews
Delta
8.0
Very good
7,897 reviews

Boarding

8.2

Comfort

8.0

Food

7.3

Entertainment

7.9

Overall

8.0

Crew

8.5

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 $758. Additional round-trip tickets that might be worth considering are offered by United Airlines and Delta, with the lowest prices starting at $809 and $859, respectively. Users have found that Air Canada is 33% 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, October is the cheapest month in which you can book a flight from St. Louis to Sao Paulo Guarulhos Intl Airport (average of $691). 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
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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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$569Average$1,078FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$756Average$1,148FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$761Average$1,037FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$947Average$1,207FlexibilityNo cancel feeOn-time69%
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