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$475+ 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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
GRU — STL
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
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 May or March, 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 July 3, 2025.

Round-trip from

$706
(Air Canada)

One-way from

$475
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$1,130
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. 6% potential increase in price ($66 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 3, 2025.

This Air Canada deal was found by Cheapflights users on 6/30. 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 9/119:00 pmGRU - STL
1 stop24h 57mAir Canada
Tue 9/161:30 pmSTL - GRU
1 stop18h 10mAir Canada
Deal found 6/30$706
This Delta deal was found by Cheapflights users on 7/1. 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.
Thu 12/189:30 pmGRU - STL
1 stop13h 39mDelta
Mon 12/295:17 pmSTL - GRU
1 stop13h 18mDelta
Deal found 7/1$929
This LATAM Airlines deal was found by Cheapflights users on 7/1. 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 12/188:30 amGRU - STL
2 stops29h 16mLATAM Airlines
Mon 12/295:17 pmSTL - GRU
1 stop13h 18mLATAM Airlines
Deal found 7/1$938
This United Airlines deal was found by Cheapflights users on 7/1. 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.
Mon 12/89:30 pmGRU - STL
2 stops17h 43mUnited Airlines
Fri 12/265:18 pmSTL - GRU
1 stop34h 57mUnited Airlines
Deal found 7/1$969
This GOL deal was found by Cheapflights users on 7/1. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/196:00 amGRU - STL
2 stops19h 59mGOL
Fri 10/106:08 pmSTL - GRU
1 stop33h 07mGOL
Deal found 7/1$987
This American Airlines deal was found by Cheapflights users on 7/1. 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.
Mon 10/2711:00 pmGRU - STL
1 stop23h 53mAmerican Airlines
Wed 1/141:48 pmSTL - GRU
1 stop17h 22mAmerican Airlines
Deal found 7/1$988
This Air Canada deal was found by Cheapflights users on 7/1. 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 10/301:50 amGRU - STL
2 stops39h 39mMultiple Airlines
Fri 11/74:05 pmSTL - GRU
2 stops37h 55mMultiple Airlines
Deal found 7/1$1,053

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 July 3, 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

Thu 9/11

9:00 pm-7:57 pm

1 stop24h 57m

Lambert-St Louis

Tue 9/16

1:30 pm-9:40 am

1 stop18h 10m

$706

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

Thu 12/18

9:30 pm-8:09 am

1 stop13h 39m

Lambert-St Louis

Mon 12/29

5:17 pm-9:35 am

1 stop13h 18m

$929

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

Thu 12/18

8:30 am-10:46 am

2 stops29h 16m

Lambert-St Louis

Mon 12/29

5:17 pm-9:35 am

1 stop13h 18m

$938

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

Mon 12/8

9:30 pm-12:13 pm

2 stops17h 43m

Lambert-St Louis

Fri 12/26

5:18 pm-7:15 am

1 stop34h 57m

$969

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

Fri 9/19

6:00 am-11:59 pm

2 stops19h 59m

Lambert-St Louis

Fri 10/10

6:08 pm-5:15 am

1 stop33h 07m

$987

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

Mon 10/27

11:00 pm-8:53 pm

1 stop23h 53m

Lambert-St Louis

Wed 1/14

1:48 pm-10:10 am

1 stop17h 22m

$988

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

Thu 10/30

1:50 am-3:29 pm

2 stops39h 39m

Lambert-St Louis

Fri 11/7

4:05 pm-9:00 am

2 stops37h 55m

$1,053

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

Wed 7/9

7:20 am-3:54 pm

2 stops34h 34m

$475

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

Tue 8/12

11:05 pm-2:41 pm

2 stops17h 36m

$626

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

Wed 7/9

9:00 pm-8:50 pm

1 stop25h 50m

$632

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Showing 1-10 of 12 results
1
2

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 June 27, 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.

How much does it cost to fly round-trip from Sao Paulo Guarulhos Intl Airport to St. Louis?

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 July 3, 2025.
See what other customers who have flown with Delta, LATAM Airlines, and United Airlines from Sao Paulo Guarulhos Intl Airport to St. Louis have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
LATAM Airlines
7.5
Good
1,805 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
GOL
7.3
Good
1,086 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 $706, 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?

    $626 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on Air Canada and LATAM Airlines, with prices starting from $632 and $848, 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
O'Fallon
Maryland Heights
Fairview Heights
Collinsville
Eureka
St. Peters
Glencoe
Alton
Festus
Chesterfield
Farmington

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