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St. Louis

$437+ Cheap flights from Guarulhos Intl, Brazil (GRU) to St. Louis (STL)

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 6/21. Fares are subject to change and may not be available on all flights or dates of travel.
GRU — STL
May 3 — May 101
Sat 5/3
Sat 5/10
1 adult, Economy
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Cheapflights Tip: The best prices from Sao Paulo Guarulhos Intl to Lambert-St Louis are usually found in March or May, booked 60 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap flight deals from Guarulhos Intl to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Guarulhos Intl (GRU) to St. Louis (STL). 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 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$703
(Air Canada)

One-way from

$437
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$1,015
Provider with most accurate pricing for Sao Paulo Guarulhos Intl-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Sao Paulo Guarulhos Intl-Lambert-St Louis flights.
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From Sao Paulo Guarulhos Intl to Lambert-St Louis
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One-way flight from Sao Paulo Guarulhos Intl to Lambert-St Louis
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Highest demand for flights based on searches. 5% potential increase in price ($58 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($18 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 Guarulhos Intl to St. Louis

Cheapest flights from Guarulhos Intl to St. Louis
Explore the most affordable flight options available from Guarulhos Intl to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 28, 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.
Tue 5/139:40 pmGRU - STL
1 stop24h 03mAir Canada
Tue 5/271:30 pmSTL - GRU
1 stop18h 15mAir Canada
Deal found 4/28$703
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/249:30 pmGRU - STL
2 stops16h 55mUnited Airlines
Mon 11/31:27 pmSTL - GRU
2 stops17h 53mUnited Airlines
Deal found 4/28$970
This LATAM Airlines 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/233:40 amGRU - STL
2 stops21h 59mLATAM Airlines
Tue 11/45:40 pmSTL - GRU
1 stop12h 55mLATAM Airlines
Deal found 4/28$979
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.
Sun 6/2910:50 pmGRU - STL
1 stop18h 14mDelta
Sun 7/136:00 amSTL - GRU
1 stop21h 40mDelta
Deal found 4/28$1,160
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/411:15 pmGRU - STL
1 stop25h 46mAmerican Airlines
Thu 12/185:21 amSTL - GRU
1 stop23h 54mAmerican Airlines
Deal found 4/28$1,489
This Copa Airlines 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/301:40 amGRU - STL
2 stops19h 51mCopa Airlines
Tue 7/228:15 amSTL - GRU
2 stops20h 15mCopa Airlines
Deal found 4/28$1,707
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.
Wed 9/31:45 amGRU - STL
2 stops20h 12mMultiple Airlines
Thu 12/184:15 pmSTL - GRU
1 stop15h 35mMultiple Airlines
Deal found 4/28$2,039

Cheapflights Fare Finder

Customize your flight search to find flights from Guarulhos Intl to St. Louis 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 28, 2025.
Use the filters below to find and compare flights from Sao Paulo Guarulhos Intl Airport to St. Louis that are best for you.

Fly from

Guarulhos Intl

Fly to

St. Louis

Route

Depart

Return

Price

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

Tue 5/13

9:40 pm-7:43 pm

1 stop24h 03m

Lambert-St Louis

Tue 5/27

1:30 pm-9:45 am

1 stop18h 15m

$703

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

Fri 10/24

10:45 pm-1:20 pm

2 stops16h 35m

Lambert-St Louis

Mon 11/3

11:51 am-5:40 am

2 stops14h 49m

$970

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

Thu 10/23

3:40 am-11:39 pm

2 stops21h 59m

Lambert-St Louis

Tue 11/4

5:40 pm-9:35 am

1 stop12h 55m

$979

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

Tue 7/1

9:50 pm-3:47 pm

2 stops19h 57m

Lambert-St Louis

Mon 7/14

5:30 pm-7:35 am

2 stops36h 05m

$1,100

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

Thu 9/4

11:15 pm-11:01 pm

1 stop25h 46m

Lambert-St Louis

Thu 12/18

5:21 am-8:15 am

1 stop23h 54m

$1,489

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

Mon 6/30

1:40 am-7:31 pm

2 stops19h 51m

Lambert-St Louis

Thu 7/24

8:00 am-6:30 am

2 stops20h 30m

$1,707

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

Wed 9/3

1:45 am-7:57 pm

2 stops20h 12m

Lambert-St Louis

Thu 12/18

4:15 pm-10:50 am

1 stop15h 35m

$2,039

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

Sat 6/21

2:40 pm-10:33 am

2 stops45h 53m

$437

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

Sat 6/21

9:40 pm-12:36 pm

1 stop16h 56m

$450

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

Sun 5/4

8:30 pm-3:00 pm

2 stops20h 30m

$597

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 14 results
1
2

Compare providers for flights from Guarulhos Intl to St. Louis

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 Guarulhos Intl to St. Louis in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice 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 Sao Paulo Guarulhos Intl Airport-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sao Paulo Guarulhos Intl Airport-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sao Paulo Guarulhos Intl Airport-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sao Paulo Guarulhos Intl Airport-St. Louis 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 Sao Paulo Guarulhos Intl Airport-St. Louis 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 Guarulhos Intl to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Guarulhos Intl 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 Sao Paulo Guarulhos Intl Airport to St. Louis

How far ahead should I book a flight from Sao Paulo Guarulhos Intl Airport to St. Louis?

Use this chart to determine the optimal time to book a round-trip flight from Guarulhos Intl to St. Louis. Price data was last updated on April 25, 2025.

The best time to book flights from Sao Paulo Guarulhos Intl Airport to St. Louis is 58 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, August is the cheapest month in which you can book a flight from Sao Paulo Guarulhos Intl Airport to St. Louis (average of $311). Flying from Sao Paulo Guarulhos Intl Airport to St. Louis in March is currently the most expensive (average of $356). 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.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated April 28, 2025.
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
LATAM Airlines
7.5
Good
1,766 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Copa Airlines
7.5
Good
1,410 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Guarulhos Intl to St. Louis. 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 into for flights to St. Louis from Sao Paulo Guarulhos Intl?

    Located just 12.7 mi from the city center, Lambert-St Louis is the airport most travelers will use when flying to St. Louis from Sao Paulo Guarulhos Intl. Booking flights from Sao Paulo Guarulhos Intl to Lambert-St Louis (STL) should be relatively easy as there are 0 daily inbound flights from Sao Paulo Guarulhos Intl from 0 different airlines.

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

    Air Canada, at $703, was found to be the cheapest airline from Sao Paulo Guarulhos Intl Airport to St. Louis.Alternate airlines to your destination round-trip include Delta and LATAM Airlines. Air Canada is priced at 31% lower than the current average price of a flight leaving 3 months from now.

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

    $450 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on Delta and American Airlines, with prices starting from $597 and $671, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Guarulhos Intl to St. Louis 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 Sao Paulo Guarulhos Intl Airport to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Sao Paulo Guarulhos Intl Airport to St. Louis (average of $311). Flying from Sao Paulo Guarulhos Intl Airport to St. Louis in March is currently the most expensive (average of $356). 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 Sao Paulo Guarulhos Intl Airport?

Book flights to Sao Paulo Guarulhos Intl Airport if you plan to visit one of these locations
Fenton
Maryland Heights
Fairview Heights
Collinsville
Wentzville
Eureka
St. Peters
Festus
Glencoe
Alton
Farmington

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