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$478+ 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 12/24. Fares are subject to change and may not be available on all flights or dates of travel.
GRU — STL
ago. 23 — ago. 301
sáb. 8/23
sáb. 8/30
1 adult, Economy
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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 agosto 18, 2025.

Round-trip from

$782
(Air Canada)

One-way from

$478
(Air Canada)

Popular in

December

Cheapest in

May

Average price

$1,109
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. 3% potential increase in price ($42 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in August 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 agosto 18, 2025.

This Air Canada deal was found by Cheapflights users on 8/16. 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.
jue. 10/169:00 pmGRU - STL
2 stops24h 38mAir Canada
mié. 10/294:05 pmSTL - GRU
2 stops38h 55mAir Canada
Deal found 8/16$782
This Trip.com deal was found by Cheapflights users on 8/17. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/131:45 amGRU - STL
2 stops37h 17mMultiple Airlines
dom. 9/211:52 pmSTL - GRU
2 stops37h 23mMultiple Airlines
Deal found 8/17$837
This Air Canada deal was found by Cheapflights users on 8/17. 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.
jue. 12/189:45 pmGRU - STL
2 stops44h 44mAir Canada
lun. 12/294:05 pmSTL - GRU
2 stops37h 55mAir Canada
Deal found 8/17$842
This Air Canada deal was found by Cheapflights users on 8/17. 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.
jue. 11/69:30 pmGRU - STL
1 stop20h 59mMultiple Airlines
dom. 11/164:05 pmSTL - GRU
2 stops23h 10mMultiple Airlines
Deal found 8/17$880
This Air Canada deal was found by Cheapflights users on 8/17. 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.
lun. 12/89:45 pmGRU - STL
2 stops44h 44mAir Canada
vie. 12/264:05 pmSTL - GRU
2 stops37h 55mAir Canada
Deal found 8/17$942
This Delta deal was found by Cheapflights users on 8/18. 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.
jue. 12/189:30 pmGRU - STL
1 stop13h 39mDelta
lun. 12/295:17 pmSTL - GRU
1 stop13h 18mDelta
Deal found 8/18$1,015
This LATAM Airlines deal was found by Cheapflights users on 8/16. 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.
mié. 12/174:00 amGRU - STL
2 stops20h 59mLATAM Airlines
lun. 12/295:17 pmSTL - GRU
1 stop13h 18mLATAM Airlines
Deal found 8/16$1,023

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 agosto 18, 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

jue. 10/16

9:00 pm-7:38 pm

2 stops24h 38m

Lambert-St Louis

mié. 10/29

4:05 pm-9:00 am

1 stop14h 55m

$782

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

jue. 12/18

9:45 pm-3:29 pm

2 stops44h 44m

Lambert-St Louis

lun. 12/29

4:05 pm-9:00 am

2 stops37h 55m

$783

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

sáb. 9/13

1:45 am-1:02 pm

2 stops37h 17m

Lambert-St Louis

dom. 9/21

1:52 pm-5:15 am

2 stops37h 23m

$837

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

jue. 11/6

9:30 pm-3:29 pm

1 stop20h 59m

Lambert-St Louis

dom. 11/16

4:05 pm-10:35 am

1 stop15h 30m

$842

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

jue. 11/6

9:30 pm-3:29 pm

1 stop20h 59m

Lambert-St Louis

dom. 11/16

4:05 pm-6:15 pm

2 stops23h 10m

$880

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

mié. 12/24

9:45 pm-3:29 pm

2 stops20h 44m

$478

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

mié. 12/24

10:50 pm-9:59 pm

1 stop26h 09m

$527

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

mar. 12/23

12:15 am-5:48 pm

1 stop20h 33m

$662

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

jue. 8/28

11:55 am-9:15 am

2 stops23h 20m

$827

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

mié. 8/27

3:40 am-9:15 am

2 stops31h 35m

$831

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/17

Showing 1-10 of 12 results
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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

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?

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.

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

    There are many flights that can get you from Sao Paulo Guarulhos Intl Airport to St. Louis in 24h 38m. Fly via Air Canada to get the fastest option. The distance between Sao Paulo Guarulhos Intl Airport and St. Louis is about 5146 mi.

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

    $478 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 $527 and $662, 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 St. Louis?

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

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