HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
St. Louis

$881+ Cheap flights from Rio de Janeiro, Brazil (RIO) 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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
RIO — STL
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Rio de Janeiro 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.

Find flight deals from Rio de Janeiro to St. Louis

Cheapest flights from Rio de Janeiro to St. Louis
Explore the most affordable flight options available from Rio de Janeiro to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This Air Canada deal was found by Cheapflights users on 10/29. 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.
Fri 12/59:00 pmGIG - STL
1 stop21h 29mMultiple Airlines
Tue 1/204:05 pmSTL - GIG
2 stops25h 50mMultiple Airlines
Deal found 10/29$881
This Air Canada deal was found by Cheapflights users on 10/29. 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.
Fri 12/59:00 pmGIG - STL
1 stop21h 29mAir Canada
Tue 1/204:05 pmSTL - GIG
1 stop17h 00mAir Canada
Deal found 10/29$974
This Air Canada deal was found by Cheapflights users on 10/29. 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.
Fri 12/59:00 pmGIG - STL
1 stop21h 29mAir Canada
Sat 1/174:05 pmSTL - GIG
1 stop17h 00mAir Canada
Deal found 10/29$979
This Air Canada deal was found by Cheapflights users on 10/29. 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 12/43:55 pmGIG - STL
2 stops26h 34mMultiple Airlines
Mon 1/194:05 pmSTL - GIG
2 stops25h 50mMultiple Airlines
Deal found 10/29$983
This Air Canada deal was found by Cheapflights users on 10/29. 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.
Tue 12/23:55 pmGIG - STL
2 stops26h 34mAir Canada
Sat 1/174:05 pmSTL - GIG
1 stop17h 00mAir Canada
Deal found 10/29$1,020
This MaxMilhas deal was found by Cheapflights users on 10/29. 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 MaxMilhas is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/19:10 pmGIG - STL
2 stops45h 19mMultiple Airlines
Sat 1/174:05 pmSTL - GIG
1 stop17h 00mMultiple Airlines
Deal found 10/29$1,025
This Air Canada deal was found by Cheapflights users on 10/29. 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.
Sun 12/79:00 pmGIG - STL
1 stop21h 29mAir Canada
Sat 1/174:05 pmSTL - GIG
1 stop17h 00mAir Canada
Deal found 10/29$1,039
This Air Canada deal was found by Cheapflights users on 10/29. 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.
Mon 12/83:55 pmGIG - STL
2 stops26h 34mAir Canada
Sat 1/174:05 pmSTL - GIG
1 stop17h 00mAir Canada
Deal found 10/29$1,045
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Tue 12/29:55 pmGIG - STL
1 stop15h 09mUnited Airlines
Wed 1/2110:07 amSTL - GIG
1 stop20h 28mUnited Airlines
Deal found 10/29$1,077
This Air Canada deal was found by Cheapflights users on 10/29. 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 12/43:55 pmGIG - STL
2 stops26h 34mAir Canada
Sat 1/174:05 pmSTL - GIG
1 stop17h 00mAir Canada
Deal found 10/29$1,080
This Air Canada deal was found by Cheapflights users on 10/29. 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.
Fri 12/59:00 pmGIG - STL
1 stop21h 29mAir Canada
Thu 1/224:05 pmSTL - GIG
1 stop17h 00mAir Canada
Deal found 10/29$1,099
This Air Canada deal was found by Cheapflights users on 10/29. 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.
Fri 12/59:00 pmGIG - STL
1 stop21h 29mAir Canada
Wed 1/214:05 pmSTL - GIG
2 stops20h 05mAir Canada
Deal found 10/29$1,105

Cheap flight deals from Rio de Janeiro to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Rio de Janeiro (RIO) 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 October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$881
(Air Canada)
Provider with most accurate pricing for Rio de Janeiro (RIO)-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Rio de Janeiro (RIO)-Lambert-St Louis flights.
Search Deals
From Rio de Janeiro (RIO) to Lambert-St Louis
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Rio de Janeiro 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 October 29, 2025.
Use the filters below to find and compare flights from Rio de Janeiro to St. Louis that are best for you.

Fly from

Rio de Janeiro

Fly to

St. Louis

Route

Depart

Return

Price

Rio de JaneiroSt. Louis

GIG - STL

GIGSTL

Rio de Janeiro–Galeão Intl

Wed 4/8

9:05 pm-10:06 pm

1 stop27h 01m

Lambert-St Louis

Sun 4/12

4:17 pm-8:15 am

1 stop13h 58m

$1,070

Rio de JaneiroSt. Louis

GIG - STL

GIGSTL

Rio de Janeiro–Galeão Intl

Wed 4/8

5:20 pm-8:39 pm

2 stops29h 19m

Lambert-St Louis

Sun 4/12

4:00 pm-10:15 am

1 stop16h 15m

$1,070

Rio de JaneiroSt. Louis

GIG - STL

GIGSTL

Rio de Janeiro–Galeão Intl

Thu 12/4

9:55 pm-12:15 pm

2 stops17h 20m

Lambert-St Louis

Wed 1/21

6:30 am-9:35 am

2 stops24h 05m

$1,077

Rio de JaneiroSt. Louis

GIG - STL

GIGSTL

Rio de Janeiro–Galeão Intl

Mon 12/8

9:55 pm-10:04 am

1 stop15h 09m

Lambert-St Louis

Mon 1/19

4:35 pm-9:35 am

1 stop14h 00m

$1,077

Rio de JaneiroSt. Louis

GIG - STL

GIGSTL

Rio de Janeiro–Galeão Intl

Mon 12/8

9:55 pm-12:15 pm

2 stops17h 20m

Lambert-St Louis

Wed 1/21

11:20 am-9:35 am

2 stops19h 15m

$1,077

Rio de JaneiroSt. Louis

GIG - STL

GIGSTL

Rio de Janeiro–Galeão Intl

Mon 12/8

9:55 pm-3:40 pm

2 stops20h 45m

Lambert-St Louis

Sun 1/18

6:40 pm-9:35 am

2 stops35h 55m

$1,077

Rio de JaneiroSt. Louis

GIG - STL

GIGSTL

Rio de Janeiro–Galeão Intl

Thu 12/4

9:55 pm-4:04 pm

1 stop21h 09m

Lambert-St Louis

Mon 1/19

10:07 am-9:35 am

1 stop20h 28m

$1,077

Rio de JaneiroSt. Louis

GIG - STL

GIGSTL

Rio de Janeiro–Galeão Intl

Fri 11/14

7:30 am-3:29 pm

2 stops34h 59m

$1,549

Rio de JaneiroSt. Louis

GIG - STL

GIGSTL

Rio de Janeiro–Galeão Intl

Sat 11/15

5:40 pm-10:43 am

2 stops20h 03m

$2,898

Rio de JaneiroSt. Louis

GIG - STL

GIGSTL

Rio de Janeiro–Galeão Intl

Sat 11/15

9:55 pm-6:47 pm

1 stop23h 52m

$2,959

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 11 results
1
2

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

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

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Rio de Janeiro 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 Rio de Janeiro to St. Louis
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Rio de Janeiro 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 Rio de Janeiro?

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

  • How long is the flight from Rio de Janeiro to St. Louis?

    There are many flights that can get you from Rio de Janeiro to St. Louis in 27h 01m. Fly via United Airlines or Delta to get the fastest option. Airlines will cover a distance of 5229 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

  • How can I find direct flights from Rio de Janeiro to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Rio de Janeiro to St. Louis.

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

    Yes. Cheapflights offers flight deals from Rio de Janeiro 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.

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
St. Peters
Chesterfield
Alton
Farmington
Festus

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 Rio de Janeiro to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
Rio de Janeiro–Galeão Intl to Kansas City flights
Rio de Janeiro–Galeão Intl to Springfield flights

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.