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St. Louis

$480+ Cheap flights from Rio de Janeiro, Brazil (RIO) to St. Louis (STL)

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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
RIO — STL
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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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 junio 12, 2025.

Round-trip from

$796
(Avianca)

One-way from

$480
(123 Milhas)
From Rio de Janeiro (RIO) to Lambert-St Louis
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One-way flight from Rio de Janeiro (RIO) to Lambert-St Louis
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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 junio 12, 2025.

This Avianca deal was found by Cheapflights users on 6/10. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/111:45 amGIG - STL
2 stops16h 44mMultiple Airlines
mié. 11/2610:30 amSTL - GIG
2 stops16h 45mMultiple Airlines
Deal found 6/10$796
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/1211:55 pmGIG - STL
1 stop18h 44mAmerican Airlines
mié. 11/264:34 pmSTL - GIG
1 stop13h 51mAmerican Airlines
Deal found 6/11$939
This 123 Milhas deal was found by Cheapflights users on 6/12. 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 123 Milhas is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/111:45 amGIG - STL
2 stops19h 43mCopa Airlines
mié. 11/268:25 amSTL - GIG
2 stops40h 23mCopa Airlines
Deal found 6/12$1,072
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 6/179:05 pmGIG - STL
1 stop15h 34mUnited Airlines
mié. 7/235:00 amSTL - GIG
2 stops25h 15mUnited Airlines
Deal found 6/11$1,120
This LATAM Airlines deal was found by Cheapflights users on 6/10. 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.
mar. 6/179:00 pmGIG - STL
1 stop14h 43mLATAM Airlines
mié. 7/235:23 pmSTL - GIG
2 stops21h 52mLATAM Airlines
Deal found 6/10$1,133
This Delta deal was found by Cheapflights users on 6/10. 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.
mar. 6/179:00 pmGIG - STL
1 stop13h 23mDelta
mié. 7/235:23 pmSTL - GIG
1 stop14h 52mDelta
Deal found 6/10$1,179

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 junio 12, 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

mar. 11/11

1:45 am-3:29 pm

2 stops16h 44m

Lambert-St Louis

mié. 11/26

10:30 am-6:15 am

2 stops16h 45m

$796

Rio de JaneiroSt. Louis

GIG - STL

GIGSTL

Rio de Janeiro–Galeão Intl

mié. 11/12

11:55 pm-3:39 pm

1 stop18h 44m

Lambert-St Louis

mié. 11/26

4:34 pm-9:25 am

1 stop13h 51m

$939

Rio de JaneiroSt. Louis

GIG - STL

GIGSTL

Rio de Janeiro–Galeão Intl

mar. 11/11

1:45 am-6:28 pm

2 stops19h 43m

Lambert-St Louis

mié. 11/26

8:25 am-3:48 am

2 stops40h 23m

$1,072

Rio de JaneiroSt. Louis

GIG - STL

GIGSTL

Rio de Janeiro–Galeão Intl

mié. 8/6

1:29 am-7:31 pm

2 stops20h 02m

$480

Rio de JaneiroSt. Louis

GIG - STL

GIGSTL

Rio de Janeiro–Galeão Intl

jue. 8/7

9:00 pm-4:18 pm

1 stop21h 18m

$626

Rio de JaneiroSt. Louis

GIG - STL

GIGSTL

Rio de Janeiro–Galeão Intl

mié. 8/6

1:30 am-7:45 pm

2 stops44h 15m

$1,173

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

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

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated junio 12, 2025.
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

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
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

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!
Copa Airlines
7.5
Good
1,451 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

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
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

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

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.

  • What are the cheapest airlines flying from Rio de Janeiro to St. Louis round-trip?

    Flying on American Airlines is currently your cheapest option to St. Louis, with prices starting at $939. Another option worth looking into is Copa Airlines, starting at $1,072 round trip.

  • 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.

  • What is the cheapest month to book a flight from Rio de Janeiro to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Rio de Janeiro to St. Louis (average of $311). Flying from Rio de Janeiro to St. Louis in March is currently the most expensive (average of $356). 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

Traveling to a place near Rio de Janeiro?

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

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