HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Rio de Janeiro–Galeão Intl

$299+ Cheap flights from St. Louis (STL) to Rio de Janeiro–Galeão Intl, Brazil (GIG)

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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
STL — GIG
Jan 8 — Jan 151
Thu 1/8
Thu 1/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from St. Louis to Rio de Janeiro–Galeão Intl 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 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 December 9, 2025.

This Expedia deal was found by Cheapflights users on 12/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/129:30 amSTL - GIG
2 stops17h 55mMultiple Airlines
Sun 12/149:00 pmGIG - STL
1 stop21h 29mMultiple Airlines
Deal found 12/8$1,227
This KAYAK deal was found by Cheapflights users on 12/8. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/185:12 pmSTL - GIG
2 stops21h 28mLATAM Airlines
Fri 5/227:00 amGIG - STL
2 stops18h 38mLATAM Airlines
Deal found 12/8$1,244
This American Airlines deal was found by Cheapflights users on 12/8. 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 12/187:00 amSTL - GIG
1 stop20h 15mAmerican Airlines
Fri 5/2211:00 pmGIG - STL
2 stops18h 23mAmerican Airlines
Deal found 12/8$1,304
This Expedia deal was found by Cheapflights users on 12/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/126:00 amSTL - GIG
2 stops26h 35mMultiple Airlines
Mon 12/1510:25 amGIG - STL
2 stops32h 04mMultiple Airlines
Deal found 12/8$1,311
This United Airlines deal was found by Cheapflights users on 12/8. 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.
Thu 12/186:00 amSTL - GIG
1 stop24h 35mUnited Airlines
Fri 5/229:05 pmGIG - STL
1 stop14h 37mUnited Airlines
Deal found 12/8$1,347
This Delta deal was found by Cheapflights users on 12/8. 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.
Sat 12/135:12 pmSTL - GIG
1 stop12h 08mDelta
Sat 12/209:30 pmGIG - STL
1 stop14h 28mDelta
Deal found 12/8$1,421
This United Airlines deal was found by Cheapflights users on 12/8. 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.
Sat 12/136:42 pmSTL - GIG
2 stops35h 53mUnited Airlines
Sat 12/209:55 pmGIG - STL
1 stop14h 54mUnited Airlines
Deal found 12/8$1,425
This United Airlines deal was found by Cheapflights users on 12/8. 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 12/126:42 pmSTL - GIG
2 stops35h 53mUnited Airlines
Mon 12/159:55 pmGIG - STL
1 stop15h 09mUnited Airlines
Deal found 12/8$1,460

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

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Rio de Janeiro–Galeão Intl (GIG). 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 December 9, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$769
(Air Canada)

One-way from

$299
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$1,511
Provider with most accurate pricing for Lambert-St Louis-Rio de Janeiro–Galeão Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Rio de Janeiro–Galeão Intl flights.
Search Deals
From Lambert-St Louis to Rio de Janeiro–Galeão Intl
Search Deals
One-way flight from Lambert-St Louis to Rio de Janeiro–Galeão Intl
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($162 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 December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Rio de Janeiro–Galeão Intl 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 December 9, 2025.
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

St. Louis

Fly to

Rio de Janeiro–Galeão Intl

Route

Depart

Return

Price

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Sat 3/7

4:05 pm-12:05 pm

1 stop17h 00m

Rio de Janeiro–Galeão Intl

Wed 3/11

8:00 pm-3:29 pm

1 stop21h 29m

$769

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Tue 2/24

4:05 pm-9:25 pm

2 stops26h 20m

Rio de Janeiro–Galeão Intl

Tue 3/10

3:55 pm-3:29 pm

2 stops25h 34m

$1,011

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Tue 2/24

7:10 am-8:20 am

1 stop22h 10m

Rio de Janeiro–Galeão Intl

Tue 3/10

9:30 pm-3:53 pm

1 stop20h 23m

$1,041

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Tue 2/24

6:07 pm-9:25 am

1 stop12h 18m

Rio de Janeiro–Galeão Intl

Tue 3/10

10:15 pm-5:40 pm

1 stop21h 25m

$1,041

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Thu 1/22

1:35 pm-10:15 am

2 stops17h 40m

Rio de Janeiro–Galeão Intl

Thu 1/29

7:05 pm-8:51 am

2 stops16h 46m

$1,112

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Wed 1/21

10:07 am-9:35 am

1 stop20h 28m

Rio de Janeiro–Galeão Intl

Wed 1/28

9:55 pm-9:22 am

1 stop14h 27m

$1,116

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Mon 1/26

8:22 pm-8:00 am

3 stops32h 38m

$345

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Sat 2/7

12:12 pm-8:20 am

3 stops41h 08m

$355

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Mon 1/12

5:11 pm-11:00 am

3 stops38h 49m

$362

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Thu 2/26

10:42 am-10:15 am

3 stops20h 33m

$366

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/8

Showing 1-10 of 17 results
1
2

Compare providers for flights from St. Louis to Rio de Janeiro–Galeão Intl

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 St. Louis to Rio de Janeiro–Galeão Intl in December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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 St. Louis-Rio de Janeiro–Galeão Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-Rio de Janeiro–Galeão Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from St. Louis-Rio de Janeiro–Galeão Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Rio de Janeiro–Galeão Intl Airport 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 St. Louis-Rio de Janeiro–Galeão Intl Airport 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 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?

Find hourly flight availability from St. Louis to Rio de Janeiro–Galeão Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 9, 2025.

It’s optimal to fly from St. Louis to Rio de Janeiro–Galeão Intl Airport at noon. By choosing this option you can save up to 19% on the cost of your flight, compared to a flight in the afternoon.

Reviews of airlines servicing Rio de Janeiro–Galeão Intl

Get insights into the airlines that provide service to Rio de Janeiro–Galeão Intl. 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 Rio de Janeiro–Galeão Intl. Reviews last updated December 9, 2025.
Get a feel of what it's like to fly with Delta 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
7.9
Good
8,011 reviews

Crew

8.5

Food

7.3

Boarding

8.1

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,011 reviews
Delta
7.9
Good
8,011 reviews

Crew

8.5

Food

7.3

Boarding

8.1

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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?

    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 1 airline has 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 $769. The distance from St. Louis to Rio de Janeiro–Galeão Intl Airport is about 5229 mi.

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

    Currently priced at $711, 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.

  • 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.

See more FAQs

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.
Kansas City to Rio de Janeiro–Galeão Intl flights
St. Louis to Santos Dumont flights
Kansas City to Santos Dumont flights

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

Discover the top airline that operate flights from St. Louis to Rio de Janeiro–Galeão Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 9, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$711Average$1,337FlexibilityNo cancel feeOn-timeN/A

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.