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

$346+ Cheap flights from St. Louis (STL) to Rio de Janeiro, Brazil (RIO)

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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
STL — RIO
feb. 13 — feb. 201
vie. 2/13
vie. 2/20
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 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

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Rio de Janeiro (RIO). 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 enero 14, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$758
(Air Canada)

One-way from

$346
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$1,053
Provider with most accurate pricing for Lambert-St Louis-Rio de Janeiro (RIO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Rio de Janeiro (RIO) flights.
Search Deals
From Lambert-St Louis to Rio de Janeiro (RIO)
Search Deals
One-way flight from Lambert-St Louis to Rio de Janeiro (RIO)
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($194 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Find flight deals from St. Louis to Rio de Janeiro

Cheapest flights from St. Louis to Rio de Janeiro
Explore the most affordable flight options available from St. Louis to Rio de Janeiro. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 14, 2026.

This Air Canada deal was found by Cheapflights users on 1/12. 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.
sáb. 3/74:05 pm
STL
-
GIG
1 stop17h 00m
Air Canada
vie. 3/138:00 pm
GIG
-
STL
1 stop21h 29m
Air Canada
Deal found 1/12$758
This Trip.com deal was found by Cheapflights users on 1/12. 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. 3/77:47 am
STL
-
GIG
3 stops52h 23m
Multiple Airlines
vie. 3/135:55 am
GIG
-
STL
2 stops19h 24m
Multiple Airlines
Deal found 1/12$835
This Gurufare deal was found by Cheapflights users on 1/12. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 3/76:20 pm
STL
-
GIG
2 stops33h 05m
GOL
vie. 3/135:55 am
GIG
-
STL
2 stops20h 03m
GOL
Deal found 1/12$893
This FlightHub deal was found by Cheapflights users on 1/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 4/911:06 am
STL
-
SDU
2 stops23h 29m
GOL
lun. 4/136:00 am
SDU
-
STL
2 stops30h 16m
GOL
Deal found 1/12$923
This Gotogate deal was found by Cheapflights users on 1/13. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/24:05 pm
STL
-
GIG
2 stops39h 00m
Multiple Airlines
mié. 3/188:00 pm
GIG
-
STL
1 stop21h 29m
Multiple Airlines
Deal found 1/13$961
This GOL deal was found by Cheapflights users on 1/13. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/1411:06 am
STL
-
GIG
2 stops31h 29m
GOL
lun. 5/116:05 am
GIG
-
STL
2 stops18h 19m
GOL
Deal found 1/13$964
This KAYAK deal was found by Cheapflights users on 1/12. 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.
jue. 4/911:06 am
STL
-
GIG
2 stops21h 34m
GOL
lun. 4/136:25 pm
GIG
-
STL
2 stops29h 59m
GOL
Deal found 1/12$975
This Gotogate deal was found by Cheapflights users on 1/12. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 2/274:05 pm
STL
-
GIG
2 stops25h 35m
Multiple Airlines
vie. 3/69:00 pm
GIG
-
STL
1 stop21h 29m
Multiple Airlines
Deal found 1/12$1,001
This Mytrip deal was found by Cheapflights users on 1/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 2/264:05 pm
STL
-
GIG
1 stop17h 00m
Multiple Airlines
jue. 3/56:05 am
GIG
-
STL
2 stops36h 24m
Multiple Airlines
Deal found 1/11$1,005
This FlightHub deal was found by Cheapflights users on 1/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/2411:22 am
STL
-
SDU
2 stops20h 23m
GOL
mié. 2/255:40 pm
SDU
-
STL
2 stops33h 16m
GOL
Deal found 1/13$1,007
This Expedia deal was found by Cheapflights users on 1/13. 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.
mar. 4/144:05 pm
STL
-
SDU
2 stops22h 40m
Air Canada
lun. 5/111:45 pm
SDU
-
STL
2 stops32h 20m
Air Canada
Deal found 1/13$1,012
This FlightHub deal was found by Cheapflights users on 1/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/2411:22 am
STL
-
GIG
2 stops19h 53m
GOL
mar. 3/106:10 pm
GIG
-
STL
2 stops31h 48m
GOL
Deal found 1/13$1,013

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Rio de Janeiro 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 enero 14, 2026.
Use the filters below to find and compare flights from St. Louis to Rio de Janeiro that are best for you.

Fly from

St. Louis

Fly to

Rio de Janeiro

Route

Depart

Return

Price

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

sáb. 3/7

7:47 am-3:10 pm

3 stops52h 23m

Rio de Janeiro–Galeão Intl

vie. 3/13

5:55 am-11:19 pm

2 stops19h 24m

$835

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

sáb. 3/7

6:20 pm-6:25 am

2 stops33h 05m

Rio de Janeiro–Galeão Intl

vie. 3/13

5:55 am-11:58 pm

2 stops20h 03m

$893

St. LouisRio de Janeiro

STL - SDU

STLSDU

Lambert-St Louis

jue. 4/9

11:06 am-12:35 pm

2 stops23h 29m

Rio de Janeiro Santos Dumont

lun. 4/13

6:00 am-10:16 am

2 stops30h 16m

$923

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

lun. 3/2

4:05 pm-10:05 am

2 stops39h 00m

Rio de Janeiro–Galeão Intl

mié. 3/18

8:00 pm-3:29 pm

1 stop21h 29m

$961

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

mar. 4/14

11:06 am-8:35 pm

2 stops31h 29m

Rio de Janeiro–Galeão Intl

lun. 5/11

6:05 am-10:24 pm

2 stops18h 19m

$964

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

vie. 2/27

4:05 pm-8:40 pm

2 stops25h 35m

Rio de Janeiro–Galeão Intl

vie. 3/6

9:00 pm-3:29 pm

1 stop21h 29m

$1,001

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

jue. 2/26

4:05 pm-12:05 pm

1 stop17h 00m

Rio de Janeiro–Galeão Intl

jue. 3/5

6:05 am-3:29 pm

2 stops36h 24m

$1,005

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

mar. 2/24

11:22 am-10:15 am

2 stops19h 53m

Rio de Janeiro–Galeão Intl

mar. 3/10

6:10 pm-11:58 pm

2 stops31h 48m

$1,013

St. LouisRio de Janeiro

STL - SDU

STLSDU

Lambert-St Louis

jue. 4/9

4:05 pm-4:45 pm

2 stops22h 40m

Rio de Janeiro Santos Dumont

lun. 4/13

1:45 pm-3:24 pm

2 stops27h 39m

$1,039

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

mar. 4/14

6:00 am-8:15 am

1 stop24h 15m

Rio de Janeiro–Galeão Intl

lun. 5/11

9:05 pm-9:28 am

1 stop14h 23m

$1,061

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/12

Showing 1-10 of 24 results
1
2
3

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

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 in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*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 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 flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from St. Louis-Rio de Janeiro flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Rio de Janeiro 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 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

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

Reviews of airlines servicing Rio de Janeiro

Get insights into the airlines that provide service to Rio de Janeiro. 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. Reviews last updated enero 14, 2026.
See what other customers who have flown with Delta, LATAM Airlines, and United Airlines from St. Louis to Rio de Janeiro have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,039 reviews

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

Food

7.2

Crew

8.5

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
8,039 reviews
Delta
7.9
Good
8,039 reviews

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

Food

7.2

Crew

8.5

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.
LATAM Airlines
7.5
Good
1,904 reviews
Delta
7.9
Good
8,039 reviews

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

Food

7.2

Crew

8.5

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.
United Airlines
7.4
Good
9,152 reviews
Delta
7.9
Good
8,039 reviews

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

Food

7.2

Crew

8.5

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. 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?

    If you book a flight to Rio de Janeiro from St. Louis, you will be flying from Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis. There are 0 flights from Lambert-St Louis to Rio de Janeiro per day from 1 airline.

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

    Airlines like GOL and Air Canada fly from St. Louis to Rio de Janeiro in about 22h 40m. The time it takes to get you to your destination can typically vary by up to 10h 25m. The distance from St. Louis to Rio de Janeiro is about 5238 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Flying on Delta is currently your cheapest option to Rio de Janeiro, with prices starting at $1,102.

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

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

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

    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.

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

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

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

Top airline flying from St. Louis to Rio de Janeiro

Discover the top airline that operate flights from St. Louis to Rio de Janeiro. 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 enero 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$1,102Average$1,370FlexibilityNo 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.