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Cheap flights from St. Louis (STL) to Rio de Janeiro (RIO) from $347

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 6/20. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — RIO
May 21 — May 281
From?
To?
Tue 5/21
Tue 5/28
1 adult, Economy
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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 May 16, 2024.

Popular in

June

Cheapest in

October

Round-trip from

$713

One-way from

$347
High demand for flights, 17% potential price rise
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Best time to find cheap flights, 30% potential price drop
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From Lambert-St Louis to Rio de Janeiro (RIO)
Search Deals
One-way flight from Lambert-St Louis to Rio de Janeiro (RIO)
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What is the cheapest day to fly round-trip from St. Louis to Rio de Janeiro?

Tuesday flights are found to be more expensive to fly from St. Louis to Rio de Janeiro. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Rio de Janeiro.

What is the cheapest month to fly from St. Louis to Rio de Janeiro?

Flights from St. Louis to Rio de Janeiro lean towards being more expensive in June. Prices are generally better when you fly from St. Louis to Rio de Janeiro in October, with the cheapest ticket starting at $839.

When is the cheapest time to fly from St. Louis to Rio de Janeiro (STL - RIO)?

When flying from St. Louis to Rio de Janeiro, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 13% versus a flight at noon.

Cheap United Airlines flights from St. Louis to Rio de Janeiro

Explore cheap flight options specifically provided by United Airlines for the route between St. Louis and Rio de Janeiro. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Check out some of the cheapest United Airlines flights we've come across from St. Louis to Rio de Janeiro. Be sure to come back soon if the deals available don't appeal to you at this time.
Mon 10/146:15 amSTL - GIG
1 stop24h 00mUnited Airlines
Mon 10/288:55 pmGIG - STL
1 stop21h 40mUnited Airlines
Deal found 5/15$998
Thu 8/1510:19 amSTL - GIG
2 stops19h 56mUnited Airlines
Mon 8/199:05 pmGIG - STL
1 stop21h 17mUnited Airlines
Deal found 5/14$1,021
Sat 6/155:31 pmSTL - GIG
2 stops36h 44mUnited Airlines
Fri 6/289:05 pmGIG - STL
2 stops43h 13mUnited Airlines
Deal found 5/16$1,118
Sun 6/306:20 amSTL - GIG
1 stop23h 55mUnited Airlines
Sat 7/209:05 pmGIG - STL
1 stop21h 23mUnited Airlines
Deal found 5/16$1,137
Tue 10/85:01 pmSTL - GIG
1 stop13h 14mUnited Airlines
Thu 10/109:05 pmGIG - STL
1 stop14h 49mUnited Airlines
Deal found 5/16$1,206
Tue 5/288:55 amSTL - GIG
1 stop21h 20mUnited Airlines
Mon 6/39:05 pmGIG - STL
1 stop21h 20mUnited Airlines
Deal found 5/16$1,212
Sun 10/611:05 amSTL - GIG
1 stop19h 10mUnited Airlines
Thu 10/109:05 pmGIG - STL
2 stops17h 17mUnited Airlines
Deal found 5/16$1,241
Tue 5/2810:15 amSTL - GIG
2 stops20h 00mUnited Airlines
Mon 6/39:05 pmGIG - STL
2 stops19h 09mUnited Airlines
Deal found 5/16$1,296
Tue 6/411:15 amSTL - GIG
1 stop19h 00mUnited Airlines
Tue 6/189:05 pmGIG - STL
1 stop14h 51mUnited Airlines
Deal found 5/16$1,387

Cheap American Airlines flights from St. Louis to Rio de Janeiro

Explore cheap flight options specifically provided by American Airlines for the route between St. Louis and Rio de Janeiro. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Some of the best deals we've found on American Airlines flights traveling from St. Louis to Rio de Janeiro. Deals frequently update to provide users with more options.
Mon 10/1411:08 amSTL - GIG
2 stops16h 52mAmerican Airlines
Mon 10/2810:10 pmGIG - STL
2 stops17h 47mAmerican Airlines
Deal found 5/15$1,000
Mon 10/1411:08 amSTL - GIG
2 stops16h 52mAmerican Airlines
Mon 10/2810:30 pmGIG - STL
1 stop17h 47mAmerican Airlines
Deal found 5/15$1,001
Sun 8/115:15 amSTL - GIG
1 stop22h 45mAmerican Airlines
Sun 8/186:45 pmGIG - STL
2 stops22h 42mAmerican Airlines
Deal found 5/15$1,022
Sun 8/115:30 amSTL - GIG
2 stops22h 30mAmerican Airlines
Sun 8/186:45 pmGIG - STL
2 stops22h 42mAmerican Airlines
Deal found 5/15$1,025
Sun 8/115:15 amSTL - GIG
1 stop22h 45mAmerican Airlines
Sun 8/1811:00 pmGIG - STL
1 stop26h 16mAmerican Airlines
Deal found 5/15$1,029

Cheap St. Louis to Rio de Janeiro flights in May & June 2024

Find cheap flight options from St. Louis to Rio de Janeiro specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Prices were last updated on May 16, 2024.
Scroll through some of the best deals on flights from St. Louis to Rio de Janeiro in 2024. Check back soon for alternative fares.
Tue 6/410:34 amSTL - GIG
3 stops35h 51mMultiple Airlines
Sat 8/312:55 pmGIG - STL
2 stops28h 35mMultiple Airlines
Deal found 5/16$977
Tue 6/410:34 amSTL - GIG
3 stops35h 51mMultiple Airlines
Sat 8/313:15 pmGIG - STL
3 stops28h 15mMultiple Airlines
Deal found 5/16$1,021
Sat 6/15:15 pmSTL - GIG
3 stops29h 10mMultiple Airlines
Tue 6/49:50 pmGIG - STL
2 stops49h 15mMultiple Airlines
Deal found 5/15$1,079
Wed 6/129:50 amSTL - SDU
2 stops32h 45mAir Canada
Wed 6/197:40 amSDU - STL
2 stops38h 21mAir Canada
Deal found 5/15$1,092
Wed 6/125:25 pmSTL - GIG
1 stop35h 25mLATAM Airlines
Sun 8/188:50 amGIG - STL
1 stop13h 55mLATAM Airlines
Deal found 5/15$1,094
Tue 6/410:10 amSTL - GIG
1 stop18h 40mDelta
Sat 8/312:10 pmGIG - STL
2 stops21h 32mDelta
Deal found 5/16$1,096
Sat 6/154:02 pmSTL - GIG
1 stop12h 48mLATAM Airlines
Sat 6/227:05 amGIG - STL
2 stops36h 56mLATAM Airlines
Deal found 5/16$1,099
Thu 6/131:06 pmSTL - GIG
1 stop15h 44mDelta
Thu 6/206:00 pmGIG - STL
2 stops31h 43mDelta
Deal found 5/16$1,102
Tue 6/46:30 pmSTL - SDU
2 stops17h 25mLATAM Airlines
Sat 8/312:45 pmSDU - STL
2 stops20h 57mLATAM Airlines
Deal found 5/16$1,115

St. Louis to Rio de Janeiro 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Rio de Janeiro in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Scroll through some of the best deals on flights from St. Louis to Rio de Janeiro in 2024. Check back soon for alternative fares.
Tue 8/1311:26 amSTL - SDU
3 stops25h 49mMultiple Airlines
Wed 8/147:45 pmSDU - STL
2 stops23h 45mMultiple Airlines
Deal found 5/16$845
Sun 8/115:31 amSTL - SDU
2 stops25h 19mGOL
Sun 8/189:35 amSDU - STL
2 stops39h 25mGOL
Deal found 5/15$846
Sun 8/117:24 pmSTL - GIG
3 stops32h 51mMultiple Airlines
Sun 8/187:20 amGIG - STL
3 stops40h 54mMultiple Airlines
Deal found 5/15$852
Tue 8/1311:26 amSTL - GIG
2 stops22h 49mMultiple Airlines
Wed 8/148:20 pmGIG - STL
2 stops23h 10mMultiple Airlines
Deal found 5/16$853
Tue 8/1310:11 amSTL - SDU
2 stops21h 19mMultiple Airlines
Wed 8/142:00 pmSDU - STL
2 stops29h 30mMultiple Airlines
Deal found 5/16$857
Tue 8/1311:26 amSTL - GIG
3 stops24h 39mMultiple Airlines
Wed 8/148:20 pmGIG - STL
2 stops23h 10mMultiple Airlines
Deal found 5/16$878
Tue 8/1311:26 amSTL - GIG
3 stops25h 49mMultiple Airlines
Wed 8/146:25 pmGIG - STL
3 stops25h 05mMultiple Airlines
Deal found 5/16$903
Tue 8/1311:26 amSTL - SDU
3 stops24h 54mMultiple Airlines
Wed 8/147:15 pmSDU - STL
3 stops24h 15mMultiple Airlines
Deal found 5/16$943
Sun 8/116:19 pmSTL - GIG
2 stops28h 36mMultiple Airlines
Sun 8/187:20 amGIG - STL
3 stops40h 54mMultiple Airlines
Deal found 5/15$951

One-way flights to Rio de Janeiro from St. Louis

Search for one-way flight options from St. Louis to Rio de Janeiro. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
If you're seeking multiple options on one-way flights from St. Louis to Rio de Janeiro, be sure to check out these deals, which are updated often. Users needing a return flight from St. Louis to Rio de Janeiro should utilize the search form above.
Thu 6/207:44 pmSTL - GIG
2 stops33h 56mMultiple Airlines
Deal found 5/15$347
Tue 6/257:44 pmSTL - GIG
2 stops50h 30mMultiple Airlines
Deal found 5/15$354
Wed 6/128:16 amSTL - GIG
2 stops41h 19mMultiple Airlines
Deal found 5/15$383
Tue 6/2511:57 amSTL - GIG
3 stops49h 03mMultiple Airlines
Deal found 5/15$389
Thu 6/207:44 pmSTL - SDU
3 stops41h 31mMultiple Airlines
Deal found 5/15$390
Fri 6/147:44 pmSTL - GIG
2 stops50h 30mMultiple Airlines
Deal found 5/15$390
Mon 9/99:20 pmSTL - GIG
2 stops30h 40mMultiple Airlines
Deal found 5/15$394
Thu 6/208:12 pmSTL - GIG
3 stops35h 58mMultiple Airlines
Deal found 5/15$396
Wed 6/128:02 pmSTL - GIG
3 stops29h 33mMultiple Airlines
Deal found 5/15$404

Find flights from St. Louis to Rio de Janeiro within your budget

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 2,637,452 searches. Data last updated May 16, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$846 - $1,388

Route

Depart

Return

Price

Lambert-St LouisRio de Janeiro Santos Dumont

STL - SDU

STLSDU

Lambert-St Louis

Sun 8/11

2 stops25h 19m

Rio de Janeiro Santos Dumont

Sun 8/18

2 stops39h 25m

$846

Lambert-St LouisRio de Janeiro–Galeão Intl

STL - GIG

STLGIG

Lambert-St Louis

Sun 8/11

3 stops32h 51m

Rio de Janeiro–Galeão Intl

Sun 8/18

3 stops40h 54m

$852

Lambert-St LouisRio de Janeiro–Galeão Intl

STL - GIG

STLGIG

Lambert-St Louis

Tue 8/13

2 stops22h 49m

Rio de Janeiro–Galeão Intl

Wed 8/14

2 stops23h 10m

$853

Lambert-St LouisRio de Janeiro–Galeão Intl

STL - GIG

STLGIG

Lambert-St Louis

Mon 10/14

1 stop24h 00m

Rio de Janeiro–Galeão Intl

Mon 10/28

1 stop21h 40m

$998

Lambert-St LouisRio de Janeiro–Galeão Intl

STL - GIG

STLGIG

Lambert-St Louis

Mon 10/14

2 stops16h 52m

Rio de Janeiro–Galeão Intl

Mon 10/28

2 stops17h 47m

$1,000

Lambert-St LouisRio de Janeiro–Galeão Intl

STL - GIG

STLGIG

Lambert-St Louis

Mon 10/7

2 stops26h 14m

Rio de Janeiro–Galeão Intl

Fri 10/11

2 stops25h 16m

$1,011

Lambert-St LouisRio de Janeiro–Galeão Intl

STL - GIG

STLGIG

Lambert-St Louis

Tue 10/8

1 stop14h 45m

Rio de Janeiro–Galeão Intl

Sat 10/12

2 stops22h 33m

$1,016

Lambert-St LouisRio de Janeiro Santos Dumont

STL - SDU

STLSDU

Lambert-St Louis

Wed 6/12

2 stops32h 45m

Rio de Janeiro Santos Dumont

Wed 6/19

2 stops38h 21m

$1,092

Lambert-St LouisRio de Janeiro–Galeão Intl

STL - GIG

STLGIG

Lambert-St Louis

Sat 6/1

2 stops21h 35m

Rio de Janeiro–Galeão Intl

Mon 6/3

2 stops34h 08m

$1,388

Flights are sorted by cheapest first

Deals found on 5/15

When is the cheapest time to fly from St. Louis to Rio de Janeiro?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Rio de Janeiro. Price data was last updated on May 12, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their St. Louis to Rio de Janeiro flight should consider departing on Tuesday mornings when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Rio de Janeiro by month

Plan your trip from St. Louis to Rio de Janeiro by taking into account the cheapest months to travel. The average price of a one-way flight from St. Louis to Rio de Janeiro is currently $383 while a round-trip flight costs $1,006. Price data was last updated on May 12, 2024.

Currently, September is the cheapest month in which you can book a flight from St. Louis to Rio de Janeiro (average of $673). Flying from St. Louis to Rio de Janeiro in December is currently the most expensive (average of $1,050). 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.

January

$1,002

February

$915

March

$841

April

$832

May

$830

June

$944

July

$969

August

$715

September

$673

October

$791

November

$894

December

$1,050

Temperature and rainfall in Rio de Janeiro by month

Plan your trip to Rio de Janeiro by taking into account the average temperature and rainfall totals by month.

RIO

Temperature

69.8 - 82.4 °F

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 May 16, 2024.
Get a feel of what it's like to fly with United Airlines, American Airlines and Copa Airlines from St. Louis to Rio de Janeiro by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
10,673 reviews
Check prices

Boarding

8.2

Crew

8.6

Entertainment

8.0

Food

7.4

Overall

8.0

Comfort

7.9

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.0
Very good
10,673 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Boarding

8.2

Crew

8.6

Entertainment

8.0

Food

7.4

Overall

8.0

Comfort

7.9

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Copa Airlines
8.0
Very good
2,707 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Boarding

8.2

Crew

8.6

Entertainment

8.0

Food

7.4

Overall

8.0

Comfort

7.9

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

LATAM Airlines
7.6
Good
2,405 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Boarding

8.2

Crew

8.6

Entertainment

8.0

Food

7.4

Overall

8.0

Comfort

7.9

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

GOL
7.5
Good
1,299 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Boarding

8.2

Crew

8.6

Entertainment

8.0

Food

7.4

Overall

8.0

Comfort

7.9

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

United Airlines
7.4
Good
10,924 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Boarding

8.2

Crew

8.6

Entertainment

8.0

Food

7.4

Overall

8.0

Comfort

7.9

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

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 2 different airlines.

  • Can I find flights from St. Louis to Rio de Janeiro for under $900 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Rio de Janeiro for under $900. The cheapest flight booked recently is on GOL for just $846, but on average you can expect to pay $979.

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

    Flying on GOL is currently your cheapest option to Rio de Janeiro, with prices starting at $846. Additional round-trip tickets that might be worth considering are offered by United Airlines and American Airlines, with the lowest prices starting at $998 and $1,000, respectively. GOL is priced at 32% lower than the current average price of a flight leaving 3 months from now.

  • What does STL to GIG mean?

    Great question - STL to GIG just means Lambert-St Louis Airport to Rio de Janeiro–Galeão Intl Airport. Now you’ll know what these unique codes when you look for flights! Rio de Janeiro Santos Dumont Airport (SDU) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from St. Louis to Rio de Janeiro that include extra baggage allowance?

    The amount of baggage you can bring on your St. Louis to Rio de Janeiro flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from St. Louis to Rio de Janeiro with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Rio de Janeiro flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from St. Louis to Rio de Janeiro that allow pets onboard?

    Many airlines flying from St. Louis to Rio de Janeiro offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from St. Louis to Rio de Janeiro?

    Yes, you can often find last-minute deals on St. Louis to Rio de Janeiro flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the St. Louis to Rio de Janeiro flight deals updated?

    The St. Louis to Rio de Janeiro flight deals you see on this page were last updated on 5/16.

See more FAQs

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

Top 2 airlines flying from St. Louis to Rio de Janeiro

Discover the top 2 airlines 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 2,637,452 searches. Data last updated May 16, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$874Average$1,170FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$936Average$1,424FlexibilityNo cancel feeOn-time69%
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Search flights from St. Louis to Rio de Janeiro by cabin class

Find flights from St. Louis to Rio de Janeiro, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

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How does Cheapflights help users find flights from St. Louis to Rio de Janeiro?

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Why should you use Cheapflights to find cheap flight tickets from St. Louis to Rio de Janeiro?

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Yes! Cheapflights helps users easily find flights from St. Louis to Rio de Janeiro with no change fees.

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Of course! You can now track prices for flights from St. Louis to Rio de Janeiro and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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