How long is the flight from St. Louis to Rio de Janeiro–Galeão Intl Airport?

A quick flight from St. Louis to Rio de Janeiro–Galeão Intl Airport can take about 17h. Air Canada provides one of the quickest options available for as low as $844. The distance from St. Louis to Rio de Janeiro–Galeão Intl Airport is about 5229 mi.

What is the cheapest month to book a flight from St. Louis to Rio de Janeiro–Galeão Intl Airport?

Currently, October is the cheapest month in which you can book a flight from St. Louis to Rio de Janeiro–Galeão Intl Airport (average of $754). Flying from St. Louis to Rio de Janeiro–Galeão Intl Airport in December is currently the most expensive (average of $1,290). 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 day to fly from St. Louis to Rio de Janeiro–Galeão Intl Airport?

Travelers seeking maximum savings on their St. Louis to Rio de Janeiro–Galeão Intl Airport flight should consider departing on Thursday mornings when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Rio de Janeiro–Galeão Intl Airport ranges from 1.6 - 5.1 inches per month. January is typically the wettest month, when rainfall can reach 5.1 in. July is typically the driest time to visit Rio de Janeiro–Galeão Intl Airport when rainfall is around 1.6 in.

If weather is an important factor for your trip to Rio de Janeiro–Galeão Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, February is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 69.8 F).

What is the cheapest day to fly round-trip from St. Louis to Rio de Janeiro–Galeão Intl Airport?

Leaving on a Wednesday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 85% on the overall cost on flights from St. Louis to Rio de Janeiro–Galeão Intl Airport.

What is the cheapest month to fly from St. Louis to Rio de Janeiro–Galeão Intl Airport?

The best pricing can be found in the month of May. Prices to Rio de Janeiro–Galeão Intl Airport from St. Louis average $1,104. You can even find prices in May for less than $1,104, as users have found deals to Rio de Janeiro–Galeão Intl Airport from as low as $759. The month of December appears to be one of the more expensive times to travel to Rio de Janeiro–Galeão Intl Airport from St. Louis. Flying in the targeted month can save you up to 59%.

What airport do you fly from for flights from St. Louis to Rio de Janeiro–Galeão Intl?

Lambert-St Louis (STL) is the airport you will fly out of if you book a flight from St. Louis to Rio de Janeiro–Galeão Intl. You should not have trouble finding flights to Rio de Janeiro–Galeão Intl from Lambert-St Louis; the airport handles an average of 0 outbound flights to Rio de Janeiro–Galeão Intl per day. You should also have plenty of airline options to choose from since 2 airlines have flights from the St. Louis airport to Rio de Janeiro–Galeão Intl. It is only a 12.7 mi journey to Lambert-St Louis (STL) from St. Louis’s city center.

Can I find deals for flights from St. Louis to Rio de Janeiro–Galeão Intl that include hotel bookings?

Yes. In addition to deals on St. Louis to Rio de Janeiro–Galeão Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from St. Louis to Rio de Janeiro–Galeão 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 Rio de Janeiro–Galeão Intl.

Can I find deals for business class flights from St. Louis to Rio de Janeiro–Galeão Intl?

Yes. Cheapflights offers flight deals from St. Louis to Rio de Janeiro–Galeão 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.

$732+ Cheap Flights from St. Louis to Rio de Janeiro–Galeão Intl Airport, Brazil

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Cheap flight deals from St. Louis to Rio de Janeiro–Galeão Intl

Round-trip from	$732 (Mytrip)
Popular in	July
Cheapest in	October
Average price	$1,097

From Lambert-St Louis to Rio de Janeiro–Galeão Intl

Search Deals

Highest demand for flights based on searches. 12% potential increase in price ($146 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($38 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2025

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Find flight deals from St. Louis to Rio de Janeiro–Galeão Intl

Cheapest flights from St. Louis to Rio de Janeiro–Galeão Intl
Explore the most affordable flight options available from St. Louis to Rio de Janeiro–Galeão Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

Sat 10/257:15 pmSTL - GIG

2 stops27h 10mMultiple Airlines

Sat 11/15:30 pmGIG - STL

2 stops19h 32mMultiple Airlines

Deal found 9/10

$732

Sat 10/117:15 pmSTL - GIG

2 stops27h 10mMultiple Airlines

Sat 10/189:40 amGIG - STL

2 stops26h 22mMultiple Airlines

Deal found 9/9

$785

Sun 10/264:05 pmSTL - GIG

2 stops22h 15mMultiple Airlines

Sun 11/23:55 pmGIG - STL

2 stops26h 34mMultiple Airlines

Deal found 9/11

$835

Sun 9/141:30 pmSTL - GIG

2 stops23h 35mMultiple Airlines

Tue 9/236:20 pmGIG - STL

2 stops22h 58mMultiple Airlines

Deal found 9/10

$1,049

Wed 12/241:21 pmSTL - GIG

1 stop15h 59mDelta

Wed 12/3110:55 pmGIG - STL

1 stop21h 05mDelta

Deal found 9/10

$1,148

Best flights from St. Louis to Rio de Janeiro–Galeão Intl
Discover carefully curated flight deals from St. Louis to Rio de Janeiro–Galeão Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2025.

Sat 10/257:15 pmSTL - GIG

3 stops33h 10mMultiple Airlines

Sat 11/19:20 amGIG - STL

3 stops27h 42mMultiple Airlines

Deal found 9/10

$833

Sat 1/244:05 pmSTL - GIG

1 stop17h 00mAir Canada

Sun 2/19:00 pmGIG - STL

1 stop21h 29mAir Canada

Deal found 9/10

$844

Mon 1/264:00 pmSTL - GIG

1 stop13h 20mDelta

Tue 2/39:30 pmGIG - STL

1 stop14h 34mDelta

Deal found 9/10

$1,040

Sun 10/264:05 pmSTL - GIG

2 stops22h 15mMultiple Airlines

Sun 11/23:55 pmGIG - STL

2 stops26h 34mMultiple Airlines

Deal found 9/11

$835

Thu 1/294:05 pmSTL - GIG

1 stop17h 00mAir Canada

Thu 2/53:55 pmGIG - STL

2 stops26h 34mAir Canada

Deal found 9/10

$850

Sat 10/117:15 pmSTL - GIG

3 stops27h 20mMultiple Airlines

Sat 10/189:40 amGIG - STL

2 stops26h 22mMultiple Airlines

Deal found 9/9

$855

Mon 1/264:00 pmSTL - GIG

1 stop13h 20mDelta

Mon 2/29:30 pmGIG - STL

1 stop14h 34mDelta

Deal found 9/10

$1,040

Wed 1/215:00 pmSTL - GIG

1 stop12h 20mDelta

Thu 1/299:30 pmGIG - STL

1 stop14h 34mDelta

Deal found 9/10

$1,040

Sun 1/257:05 pmSTL - GIG

1 stop34h 15mDelta

Tue 2/39:30 pmGIG - STL

1 stop14h 34mDelta

Deal found 9/10

$1,048

Sun 1/257:05 pmSTL - GIG

1 stop34h 15mDelta

Mon 2/29:30 pmGIG - STL

1 stop14h 34mDelta

Deal found 9/10

$1,048

Last-minute flights from St. Louis to Rio de Janeiro–Galeão Intl
Discover last-minute flight deals from St. Louis to Rio de Janeiro–Galeão Intl. Data last updated September 11, 2025 and is based on user searches.

Sun 9/141:30 pmSTL - GIG

2 stops23h 35mMultiple Airlines

Tue 9/236:20 pmGIG - STL

2 stops22h 58mMultiple Airlines

Deal found 9/10

$1,049

Sat 10/117:15 pmSTL - GIG

2 stops27h 10mMultiple Airlines

Sat 10/189:40 amGIG - STL

2 stops26h 22mMultiple Airlines

Deal found 9/9

$785

Sat 10/257:15 pmSTL - GIG

2 stops27h 10mMultiple Airlines

Sat 11/15:30 pmGIG - STL

2 stops19h 32mMultiple Airlines

Deal found 9/10

$732

Sun 10/264:05 pmSTL - GIG

2 stops22h 15mMultiple Airlines

Sun 11/23:55 pmGIG - STL

2 stops26h 34mMultiple Airlines

Deal found 9/11

$835

Sun 10/266:08 pmSTL - GIG

1 stop12h 17mAmerican Airlines

Sun 11/211:55 pmGIG - STL

1 stop25h 32mAmerican Airlines

Deal found 9/11

$1,156

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to Rio de Janeiro–Galeão Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Sat 10/25

7:15 pm-6:25 am

3 stops33h 10m

Rio de Janeiro–Galeão Intl

Sat 11/1

9:20 am-11:02 am

3 stops27h 42m

$833

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Sun 10/26

4:05 pm-4:20 pm

2 stops22h 15m

Rio de Janeiro–Galeão Intl

Sun 11/2

3:55 pm-3:29 pm

2 stops26h 34m

$835

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Sat 1/24

4:05 pm-12:05 pm

1 stop17h 00m

Rio de Janeiro–Galeão Intl

Sun 2/1

9:00 pm-3:29 pm

1 stop21h 29m

$844

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Thu 1/29

4:05 pm-12:05 pm

1 stop17h 00m

Rio de Janeiro–Galeão Intl

Thu 2/5

3:55 pm-3:29 pm

2 stops26h 34m

$850

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Sat 10/11

7:15 pm-12:35 am

3 stops27h 20m

Rio de Janeiro–Galeão Intl

Sat 10/18

9:40 am-10:02 am

2 stops26h 22m

$855

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Mon 1/26

4:00 pm-8:20 am

1 stop13h 20m

Rio de Janeiro–Galeão Intl

Tue 2/3

9:30 pm-9:04 am

1 stop14h 34m

$1,040

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Mon 1/26

4:00 pm-8:20 am

1 stop13h 20m

Rio de Janeiro–Galeão Intl

Mon 2/2

9:30 pm-9:04 am

1 stop14h 34m

$1,040

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Wed 1/21

5:00 pm-8:20 am

1 stop12h 20m

Rio de Janeiro–Galeão Intl

Thu 1/29

9:30 pm-9:04 am

1 stop14h 34m

$1,040

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Sun 1/25

7:05 pm-8:20 am

1 stop34h 15m

Rio de Janeiro–Galeão Intl

Tue 2/3

9:30 pm-9:04 am

1 stop14h 34m

$1,048

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Sun 1/25

7:05 pm-8:20 am

1 stop34h 15m

Rio de Janeiro–Galeão Intl

Mon 2/2

9:30 pm-9:04 am

1 stop14h 34m

$1,048

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Best time to book a flight from St. Louis to Rio de Janeiro–Galeão Intl

Have a flexible travel schedule? Discover the best time to fly to Rio de Janeiro–Galeão 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 Rio de Janeiro–Galeão Intl Airport

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

It’s optimal to fly from St. Louis to Rio de Janeiro–Galeão Intl Airport in the morning. By choosing this option you can save up to 17% on the cost of your flight, compared to a flight at noon.

Reviews of airlines servicing Rio de Janeiro–Galeão Intl

Get a feel of what it's like to fly with Delta and American Airlines from St. Louis to Rio de Janeiro–Galeão Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,960 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

7,960 reviews

Delta

8.0

Very good

7,960 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

7,960 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 from for flights from St. Louis to Rio de Janeiro–Galeão Intl?
Lambert-St Louis (STL) is the airport you will fly out of if you book a flight from St. Louis to Rio de Janeiro–Galeão Intl. You should not have trouble finding flights to Rio de Janeiro–Galeão Intl from Lambert-St Louis; the airport handles an average of 0 outbound flights to Rio de Janeiro–Galeão Intl per day. You should also have plenty of airline options to choose from since 2 airlines have flights from the St. Louis airport to Rio de Janeiro–Galeão Intl. It is only a 12.7 mi journey to Lambert-St Louis (STL) from St. Louis’s city center.
How long is the flight from St. Louis to Rio de Janeiro–Galeão Intl Airport?
A quick flight from St. Louis to Rio de Janeiro–Galeão Intl Airport can take about 17h. Air Canada provides one of the quickest options available for as low as $844. The distance from St. Louis to Rio de Janeiro–Galeão Intl Airport is about 5229 mi.
What are the cheapest airlines flying from St. Louis to Rio de Janeiro–Galeão Intl Airport round-trip?
Currently priced at $697, Delta will fly you from St. Louis to Rio de Janeiro–Galeão Intl Airport and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on American Airlines for as low as $717. Users have found that Delta is 35% cheaper than the other options available to this destination.
Can I find deals for flights from St. Louis to Rio de Janeiro–Galeão Intl that include hotel bookings?
Yes. In addition to deals on St. Louis to Rio de Janeiro–Galeão Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from St. Louis to Rio de Janeiro–Galeão 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 Rio de Janeiro–Galeão Intl.
Can I find deals for business class flights from St. Louis to Rio de Janeiro–Galeão Intl?
Yes. Cheapflights offers flight deals from St. Louis to Rio de Janeiro–Galeão 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 Rio de Janeiro–Galeão Intl Airport?
Currently, October is the cheapest month in which you can book a flight from St. Louis to Rio de Janeiro–Galeão Intl Airport (average of $754). Flying from St. Louis to Rio de Janeiro–Galeão Intl Airport in December is currently the most expensive (average of $1,290). 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

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from St. Louis to Rio de Janeiro–Galeão Intl

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$697	Average$1,213	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$717	Average$843	FlexibilityNo cancel fee	On-time71%

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$732+ Cheap flights from St. Louis (STL) to Rio de Janeiro–Galeão Intl, Brazil (GIG)

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 10/25. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from St. Louis to Rio de Janeiro–Galeão Intl with Cheapflights

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Cheap flight deals from St. Louis to Rio de Janeiro–Galeão Intl

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Find flight deals from St. Louis to Rio de Janeiro–Galeão Intl

Cheapest flights from St. Louis to Rio de Janeiro–Galeão IntlExplore the most affordable flight options available from St. Louis to Rio de Janeiro–Galeão Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

Explore the most affordable flight options available from St. Louis to Rio de Janeiro–Galeão Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to Rio de Janeiro–Galeão Intl Airport that are best for you.

Best time to book a flight from St. Louis to Rio de Janeiro–Galeão Intl

Have a flexible travel schedule? Discover the best time to fly to Rio de Janeiro–Galeão Intl from St. Louis with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Rio de Janeiro–Galeão Intl Airport

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

Reviews of airlines servicing Rio de Janeiro–Galeão Intl

Get a feel of what it's like to fly with Delta and American Airlines from St. Louis to Rio de Janeiro–Galeão Intl Airport by reading reviews from past customers. Users have also rated airlines 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 St. Louis to Rio de Janeiro–Galeão 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 Rio de Janeiro–Galeão Intl?

How long is the flight from St. Louis to Rio de Janeiro–Galeão Intl Airport?

What are the cheapest airlines flying from St. Louis to Rio de Janeiro–Galeão Intl Airport round-trip?

Can I find deals for flights from St. Louis to Rio de Janeiro–Galeão Intl that include hotel bookings?

How can I find direct flights from St. Louis to Rio de Janeiro–Galeão Intl?

Can I find deals for business class flights from St. Louis to Rio de Janeiro–Galeão Intl?

What is the cheapest month to book a flight from St. Louis to Rio de Janeiro–Galeão 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 St. Louis to Rio de Janeiro–Galeão Intl

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

Top 2 airlines flying from St. Louis to Rio de Janeiro–Galeão Intl

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Cheapest flights from St. Louis to Rio de Janeiro–Galeão Intl
Explore the most affordable flight options available from St. Louis to Rio de Janeiro–Galeão Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.