$528+ 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 11/29. Fares are subject to change and may not be available on all flights or dates of travel.
RIO — STL
Dec 4 — Dec 111
Round-trip
1 adult, Economy
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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.Cheap flight deals from Rio de Janeiro to St. Louis
Cheapest
Best
Last-minute
One-way
Cheapest flights from Rio de Janeiro to St. LouisExplore 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 November 4, 2026.
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 November 4, 2026.
This LATAM Airlines deal was found by Cheapflights users on 11/1. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/249:05 pm -
1 stop16h 41m
Thu 1/710:12 am -
2 stops25h 53m
Deal found 11/1![LATAM Airlines logo]()
$1,165
This Delta deal was found by Cheapflights users on 11/1. 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.
Thu 12/249:05 pm -
1 stop24h 24m
Thu 1/712:01 pm -
1 stop19h 14m
Deal found 11/1![Delta logo]()
$1,351
This Booking.com deal was found by Cheapflights users on 11/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2411:05 am -
3 stops31h 21m
Thu 1/74:05 pm -
2 stops19h 45m
Deal found 11/1![Multiple Airlines logo]()
$1,963
Best flights from Rio de Janeiro to St. LouisDiscover carefully curated flight deals from Rio de Janeiro to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 4, 2026.
Discover carefully curated flight deals from Rio de Janeiro to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 4, 2026.
This United Airlines deal was found by Cheapflights users on 11/1. 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.
Wed 1/209:55 pm -
1 stop14h 36m
Wed 5/196:15 am -
1 stop24h 00m
Deal found 11/1![United Airlines logo]()
$1,156
This United Airlines deal was found by Cheapflights users on 10/30. 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 3/309:05 pm -
1 stop14h 37m
Sat 4/36:15 am -
1 stop24h 00m
Deal found 10/30![United Airlines logo]()
$1,291
Last-minute flights from Rio de Janeiro to St. LouisDiscover last-minute flight deals from Rio de Janeiro to St. Louis. Data last updated November 4, 2026 and is based on user searches.
Discover last-minute flight deals from Rio de Janeiro to St. Louis. Data last updated November 4, 2026 and is based on user searches.
This LATAM Airlines deal was found by Cheapflights users on 11/1. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/247:10 am -
2 stops17h 54m
Thu 1/710:12 am -
2 stops25h 53m
Deal found 11/1![LATAM Airlines logo]()
$1,165
This Delta deal was found by Cheapflights users on 11/1. 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.
Thu 12/249:05 pm -
1 stop24h 24m
Thu 1/712:01 pm -
1 stop19h 14m
Deal found 11/1![Delta logo]()
$1,351
This Booking.com deal was found by Cheapflights users on 11/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2411:05 am -
3 stops31h 21m
Thu 1/74:05 pm -
2 stops19h 45m
Deal found 11/1![Multiple Airlines logo]()
$1,963
One-way flights from Rio de Janeiro to St. LouisSearch for one-way flight options from Rio de Janeiro to St. Louis. Find affordable one-way fares based on user searches. Data last updated November 4, 2026.
Search for one-way flight options from Rio de Janeiro to St. Louis. Find affordable one-way fares based on user searches. Data last updated November 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/295:05 am -
2 stops45h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![Multiple Airlines logo]()
$528
This Trip.com deal was found by Cheapflights users on 11/3. 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.
Mon 1/111:35 am -
3 stops35h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Multiple Airlines logo]()
$585
This VIAZA deal was found by Cheapflights users on 11/3. 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 VIAZA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/149:05 pm -
1 stop16h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![LATAM Airlines logo]()
$734
This United Airlines deal was found by Cheapflights users on 11/3. 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 1/149:55 pm -
1 stop19h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![United Airlines logo]()
$789
This Delta deal was found by Cheapflights users on 11/2. 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.
Tue 1/129:05 pm -
1 stop15h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Delta logo]()
$913
This Delta deal was found by Cheapflights users on 10/30. 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.
Sun 11/299:05 pm -
1 stop14h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![Delta logo]()
$943
This VIAZA deal was found by Cheapflights users on 11/3. 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 VIAZA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/510:55 pm -
2 stops27h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![LATAM Airlines logo]()
$954
This Trip.com deal was found by Cheapflights users on 11/3. 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.
Tue 1/129:05 pm -
1 stop15h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![LATAM Airlines logo]()
$983
This Delta deal was found by Cheapflights users on 11/3. 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.
Thu 1/712:20 pm -
2 stops23h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Delta logo]()
$1,080
This United Airlines deal was found by Cheapflights users on 11/3. 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 1/79:55 pm -
1 stop27h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![United Airlines logo]()
$1,105
This United Airlines deal was found by Cheapflights users on 11/3. 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 1/89:55 pm -
2 stops24h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![United Airlines logo]()
$1,143
Find 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 November 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,156 (United Airlines) |
One-way from | $528 (Kiwi.com) |
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 7,457,451 searches. Data last updated November 4, 2026.
Use the filters below to find and compare flights from Rio de Janeiro to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Rio de JaneiroSt. Louis
GIG Rio de Janeiro–Galeão Intl - STL Lambert-St Louis
GIGSTL
Rio de Janeiro–Galeão Intl
Sun 11/29
5:05 am-5:40 pm
3 stops39h 35m
Lambert-St Louis
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$547
Rio de JaneiroSt. Louis
GIG Rio de Janeiro–Galeão Intl - STL Lambert-St Louis
GIGSTL
Rio de Janeiro–Galeão Intl
Thu 1/14
5:30 pm-9:17 am
2 stops18h 47m
Lambert-St Louis
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$789
Rio de JaneiroSt. Louis
GIG Rio de Janeiro–Galeão Intl - STL Lambert-St Louis
GIGSTL
Rio de Janeiro–Galeão Intl
Thu 1/14
9:55 pm-2:06 pm
1 stop19h 11m
Lambert-St Louis
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$789
Rio de JaneiroSt. Louis
GIG Rio de Janeiro–Galeão Intl - STL Lambert-St Louis
GIGSTL
Rio de Janeiro–Galeão Intl
Tue 1/12
9:05 pm-9:17 am
1 stop15h 12m
Lambert-St Louis
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$913
Quickest round-trip
Rio de JaneiroSt. Louis
GIG Rio de Janeiro–Galeão Intl - STL Lambert-St Louis
GIGSTL
Rio de Janeiro–Galeão Intl
Sun 11/29
9:05 pm-9:00 am
1 stop14h 55m
Lambert-St Louis
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$943
Rio de JaneiroSt. Louis
GIG Rio de Janeiro–Galeão Intl - STL Lambert-St Louis
GIGSTL
Rio de Janeiro–Galeão Intl
Thu 1/7
9:55 pm-10:30 pm
1 stop27h 35m
Lambert-St Louis
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$1,105
Rio de JaneiroSt. Louis
GIG Rio de Janeiro–Galeão Intl - STL Lambert-St Louis
GIGSTL
Rio de Janeiro–Galeão Intl
Wed 1/20
9:55 pm-9:31 am
1 stop14h 36m
Lambert-St Louis
Wed 5/19
6:15 am-8:15 am
1 stop24h 00m
$1,156
Rio de JaneiroSt. Louis
GIG Rio de Janeiro–Galeão Intl - STL Lambert-St Louis
GIGSTL
Rio de Janeiro–Galeão Intl
Tue 3/30
9:05 pm-9:42 am
1 stop14h 37m
Lambert-St Louis
Sat 4/3
6:15 am-8:15 am
1 stop24h 00m
$1,291
Rio de JaneiroSt. Louis
GIG Rio de Janeiro–Galeão Intl - STL Lambert-St Louis
GIGSTL
Rio de Janeiro–Galeão Intl
Mon 1/4
10:00 pm-10:42 pm
2 stops51h 42m
Lambert-St Louis
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$1,341
Rio de JaneiroSt. Louis
GIG Rio de Janeiro–Galeão Intl - STL Lambert-St Louis
GIGSTL
Rio de Janeiro–Galeão Intl
Tue 1/5
10:55 pm-8:53 am
1 stop36h 58m
Lambert-St Louis
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$1,422
Showing 1-10 of 12 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Rio de Janeiro-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Rio de Janeiro-St. Louis flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.
RIO-STL
GIG-STL
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
RIO-STL
GIG-STL
No data available for this route at this time. Please check back soon.
Related info for your journey
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