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

Air Canada, at $776, was found to be the cheapest airline from Sao Paulo Guarulhos Intl Airport to St. Louis.Alternate airlines to your destination round-trip include LATAM Airlines and American Airlines. Air Canada is priced at 23% lower than the current average price of a flight leaving 3 months from now.

What is the cheapest day to fly from Sao Paulo Guarulhos Intl Airport to St. Louis?

Travelers seeking maximum savings on their Sao Paulo Guarulhos Intl Airport to St. Louis flight should consider departing on Tuesday evenings when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from Sao Paulo Guarulhos Intl Airport to St. Louis?

Flights from Sao Paulo Guarulhos Intl Airport to St. Louis are found to be more expensive on Saturday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to St. Louis.

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

Our data shows that May tends to be the cheapest month to fly to St. Louis from Sao Paulo Guarulhos Intl Airport. Users have commonly found prices around $1,047 for the month, but tickets can be as low as $648. Due to multiple factors, prepare for potentially higher prices in October.

What is the cheapest time of day to fly from GRU to STL?

When flying from Sao Paulo Guarulhos Intl Airport to St. Louis, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 26% versus a flight in the morning.

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.

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.

$539+ Flights from Sao Paulo Guarulhos Intl Airport, Brazil to St. Louis

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Guarulhos Intl to St. Louis with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Guarulhos Intl to St. Louis

Round-trip from	$539 (Mytrip)
Popular in	December
Cheapest in	May
Average price	$1,116

From Sao Paulo Guarulhos Intl to Lambert-St Louis

Search Deals

Highest demand for flights based on searches. 6% potential increase in price ($68 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($20 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in June 2025

Search Deals

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 June 12, 2025.

Wed 8/61:55 pmGRU - STL

3 stops28h 36mMultiple Airlines

Mon 8/188:44 amSTL - GRU

3 stops39h 31mMultiple Airlines

Deal found 6/10

$539

Wed 8/69:00 pmGRU - STL

1 stop25h 00mAir Canada

Mon 8/184:00 pmSTL - GRU

1 stop15h 15mAir Canada

Deal found 6/10

$776

Mon 12/810:40 amGRU - STL

1 stop15h 59mLATAM Airlines

Fri 12/266:00 amSTL - GRU

2 stops20h 15mLATAM Airlines

Deal found 6/9

$985

Fri 9/1911:15 pmGRU - STL

2 stops19h 00mAmerican Airlines

Thu 10/912:50 pmSTL - GRU

2 stops17h 30mAmerican Airlines

Deal found 6/11

$1,032

Mon 9/810:20 pmGRU - STL

1 stop17h 59mUnited Airlines

Fri 9/265:28 pmSTL - GRU

1 stop14h 02mUnited Airlines

Deal found 6/10

$1,072

Mon 9/810:50 pmGRU - STL

1 stop19h 16mDelta

Fri 9/261:30 pmSTL - GRU

1 stop17h 30mDelta

Deal found 6/11

$1,094

Best flights from Guarulhos Intl to St. Louis
Discover carefully curated flight deals from Guarulhos Intl to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2025.

Wed 8/61:55 pmGRU - STL

3 stops28h 36mMultiple Airlines

Mon 8/188:44 amSTL - GRU

3 stops39h 31mMultiple Airlines

Deal found 6/10

$539

Wed 8/69:00 pmGRU - STL

1 stop25h 00mAir Canada

Mon 8/184:00 pmSTL - GRU

1 stop15h 15mAir Canada

Deal found 6/10

$776

Mon 12/810:40 amGRU - STL

1 stop15h 59mLATAM Airlines

Fri 12/266:00 amSTL - GRU

2 stops20h 15mLATAM Airlines

Deal found 6/9

$985

Fri 9/1911:15 pmGRU - STL

2 stops19h 00mAmerican Airlines

Thu 10/912:50 pmSTL - GRU

2 stops17h 30mAmerican Airlines

Deal found 6/11

$1,032

Mon 9/810:20 pmGRU - STL

1 stop17h 59mUnited Airlines

Fri 9/265:28 pmSTL - GRU

1 stop14h 02mUnited Airlines

Deal found 6/10

$1,072

Mon 9/810:50 pmGRU - STL

1 stop19h 16mDelta

Fri 9/261:30 pmSTL - GRU

1 stop17h 30mDelta

Deal found 6/11

$1,094

Mon 8/251:40 amGRU - STL

2 stops34h 22mCopa Airlines

Mon 9/88:10 amSTL - GRU

2 stops20h 20mCopa Airlines

Deal found 6/10

$1,505

Last-minute flights from Guarulhos Intl to St. Louis
Discover last-minute flight deals from Guarulhos Intl to St. Louis. Data last updated June 12, 2025 and is based on user searches.

Mon 6/168:30 pmGRU - STL

2 stops18h 05mDelta

Thu 9/1811:51 amSTL - GRU

2 stops18h 59mDelta

Deal found 6/11

$1,164

Wed 6/189:00 pmGRU - STL

1 stop24h 58mAir Canada

Thu 10/24:05 pmSTL - GRU

2 stops39h 40mAir Canada

Deal found 6/11

$835

Fri 6/203:40 amGRU - STL

2 stops22h 11mLATAM Airlines

Fri 6/275:30 pmSTL - GRU

2 stops20h 55mLATAM Airlines

Deal found 6/11

$1,508

Sat 6/217:20 amGRU - STL

2 stops55h 16mMultiple Airlines

Fri 6/271:30 pmSTL - GRU

1 stop18h 15mMultiple Airlines

Deal found 6/11

$1,493

Sat 6/2110:20 pmGRU - STL

1 stop14h 25mUnited Airlines

Fri 6/2711:25 amSTL - GRU

1 stop20h 05mUnited Airlines

Deal found 6/11

$1,499

Mon 6/303:10 amGRU - STL

2 stops32h 53mCopa Airlines

Tue 7/228:15 amSTL - GRU

2 stops20h 15mCopa Airlines

Deal found 6/10

$1,754

Mon 6/301:45 amGRU - STL

2 stops18h 22mAvianca

Tue 7/228:15 amSTL - GRU

2 stops19h 20mAvianca

Deal found 6/11

$5,403

Tue 7/13:40 amGRU - STL

2 stops21h 56mLATAM Airlines

Thu 10/23:30 pmSTL - GRU

1 stop15h 30mLATAM Airlines

Deal found 6/11

$1,173

Tue 7/89:50 pmGRU - STL

2 stops19h 57mUnited Airlines

Sun 7/136:15 pmSTL - GRU

1 stop35h 20mUnited Airlines

Deal found 6/10

$1,232

Fri 7/114:33 amGRU - STL

2 stops36h 06mMultiple Airlines

Fri 7/1810:47 amSTL - GRU

3 stops44h 28mMultiple Airlines

Deal found 6/11

$874

Sat 7/1210:25 pmGRU - STL

2 stops19h 13mAmerican Airlines

Sat 7/2610:08 amSTL - GRU

2 stops17h 07mAmerican Airlines

Deal found 6/11

$1,322

One-way flights from Guarulhos Intl to St. Louis
Search for one-way flight options from Guarulhos Intl to St. Louis. Find affordable one-way fares based on user searches. Data last updated June 12, 2025.

Mon 10/2010:50 pmGRU - STL

1 stop19h 08mDelta

Deal found 6/11

$961

Cheapflights Fare Finder

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

Fly to

Route

Depart

Return

Price

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

Wed 8/6

1:55 pm-4:31 pm

3 stops28h 36m

Lambert-St Louis

Mon 8/18

8:44 am-2:15 am

3 stops39h 31m

$539

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

Wed 8/6

9:00 pm-8:00 pm

1 stop25h 00m

Lambert-St Louis

Mon 8/18

4:00 pm-9:15 am

1 stop15h 15m

$776

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

Mon 12/8

10:40 am-11:39 pm

1 stop15h 59m

Lambert-St Louis

Fri 12/26

6:00 am-5:15 am

2 stops20h 15m

$985

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

Fri 9/19

11:15 pm-4:15 pm

2 stops19h 00m

Lambert-St Louis

Thu 10/9

12:50 pm-8:20 am

2 stops17h 30m

$1,032

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

Mon 9/8

10:20 pm-2:19 pm

1 stop17h 59m

Lambert-St Louis

Fri 9/26

5:28 pm-9:30 am

1 stop14h 02m

$1,072

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

Mon 9/8

10:50 pm-4:06 pm

1 stop19h 16m

Lambert-St Louis

Fri 9/26

1:30 pm-9:00 am

1 stop17h 30m

$1,094

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

Mon 8/25

1:40 am-10:02 am

2 stops34h 22m

Lambert-St Louis

Mon 9/8

8:10 am-6:30 am

2 stops20h 20m

$1,505

Sao PauloSt. Louis

GRU - STL

GRUSTL

Sao Paulo Guarulhos Intl

Mon 10/20

8:30 pm-4:51 pm

2 stops22h 21m

$961

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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.

Rainfall in St. Louis 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

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

Read through reviews of airlines operating flights from Sao Paulo to St. Louis, such as Delta, LATAM Airlines and Copa Airlines. 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

7,950 reviews

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

7,950 reviews

Delta

8.0

Very good

7,950 reviews

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

1,785 reviews

Delta

8.0

Very good

7,950 reviews

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!

Copa Airlines

7.5

Good

1,451 reviews

Delta

8.0

Very good

7,950 reviews

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

8,790 reviews

Delta

8.0

Very good

7,950 reviews

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

7,950 reviews

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

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 $776, was found to be the cheapest airline from Sao Paulo Guarulhos Intl Airport to St. Louis.Alternate airlines to your destination round-trip include LATAM Airlines and American Airlines. Air Canada is priced at 23% lower than the current average price of a flight leaving 3 months from now.
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

O'Fallon

Maryland Heights

Fairview Heights

Collinsville

Eureka

St. Peters

Glencoe

Festus

Alton

Farmington

Browse thousands of different options on Cheapflights for your next trip

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$539+ Cheap flights from Guarulhos Intl, Brazil (GRU) to St. Louis (STL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/6. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Guarulhos Intl to St. Louis with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Guarulhos Intl to St. Louis

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Guarulhos Intl to St. Louis

Cheapest flights from Guarulhos Intl to St. LouisExplore 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 June 12, 2025.

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 June 12, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Sao Paulo Guarulhos Intl Airport to St. Louis that are best for you.

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.

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?

Rainfall in St. Louis by month

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

Temperature in St. Louis by month

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

Reviews of airlines servicing St. Louis

Read through reviews of airlines operating flights from Sao Paulo to St. Louis, such as Delta, LATAM Airlines and Copa Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

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

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

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

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

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

Traveling to a place near Sao Paulo Guarulhos Intl Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Guarulhos Intl to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.

100% Free

Book with Flexibility

Travel Smart

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 June 12, 2025.