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South America

$277+ Cheap flights from St. Louis (STL) to South America

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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BOG
Dec 26 — Jan 21
Thu 12/26
Thu 1/2
1 adult, Economy
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Cheap flight deals from St. Louis to South America

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to South America (0SA). 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 December 21, 2024.

Round-trip from

$355
(FlightHub)

One-way from

$277
(Kiwi.com)
From Lambert-St Louis to South America
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One-way flight from Lambert-St Louis to South America
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Find flight deals from St. Louis to South America

Cheapest flights from St. Louis to South America
Explore the most affordable flight options available from St. Louis to South America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 21, 2024.

This Delta deal was found by Cheapflights users on 12/20. 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 12/246:00 amSTL - MDE
2 stops11h 15mDelta
Sat 12/285:18 amMDE - STL
2 stops19h 22mDelta
Deal found 12/20$954
This American Airlines deal was found by Cheapflights users on 12/20. 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.
Tue 12/245:15 amSTL - MDE
1 stop15h 01mAmerican Airlines
Sat 12/283:10 pmMDE - STL
1 stop9h 41mAmerican Airlines
Deal found 12/20$1,037
This United Airlines deal was found by Cheapflights users on 12/19. 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.
Sat 12/2810:35 amSTL - GRU
1 stop17h 40mUnited Airlines
Sat 1/2510:15 pmGRU - STL
2 stops26h 30mUnited Airlines
Deal found 12/19$1,051
This Mytrip deal was found by Cheapflights users on 12/19. 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.
Sat 12/285:52 pmSTL - VCP
1 stop21h 43mMultiple Airlines
Sat 1/2510:15 amVCP - STL
3 stops31h 28mMultiple Airlines
Deal found 12/19$1,073
This American Airlines deal was found by Cheapflights users on 12/19. 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.
Sat 12/289:40 amSTL - GRU
2 stops17h 40mAmerican Airlines
Fri 1/2412:30 amGRU - STL
2 stops19h 52mAmerican Airlines
Deal found 12/19$1,101
This Justfly.com deal was found by Cheapflights users on 12/20. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/244:27 pmSTL - MDE
1 stop8h 31mSpirit Airlines
Fri 12/272:48 amMDE - STL
1 stop15h 14mSpirit Airlines
Deal found 12/20$1,103
This LATAM Airlines deal was found by Cheapflights users on 12/19. 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.
Sat 12/2812:55 pmSTL - GRU
2 stops17h 00mLATAM Airlines
Sat 1/253:05 pmGRU - STL
3 stops21h 17mLATAM Airlines
Deal found 12/19$1,110
This Kiwi.com deal was found by Cheapflights users on 12/19. 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.
Sat 12/213:53 pmSTL - GRU
2 stops35h 52mMultiple Airlines
Fri 1/2412:50 pmGRU - STL
1 stop13h 41mMultiple Airlines
Deal found 12/19$1,118
This Kiwi.com deal was found by Cheapflights users on 12/20. 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.
Tue 12/246:00 amSTL - LIM
1 stop23h 30mMultiple Airlines
Wed 12/2511:59 pmLIM - STL
1 stop16h 22mMultiple Airlines
Deal found 12/20$1,134
This United Airlines deal was found by Cheapflights users on 12/20. 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.
Sat 12/2111:10 amSTL - GIG
1 stop19h 25mUnited Airlines
Fri 12/279:55 pmGIG - STL
2 stops26h 50mUnited Airlines
Deal found 12/20$1,161
This LATAM Airlines deal was found by Cheapflights users on 12/20. 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.
Tue 12/246:00 amSTL - LIM
2 stops14h 55mLATAM Airlines
Tue 12/2412:15 amLIM - STL
2 stops19h 32mLATAM Airlines
Deal found 12/20$1,208
This CheapOair deal was found by Cheapflights users on 12/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/215:17 pmSTL - GIG
2 stops47h 33mLATAM Airlines
Fri 12/278:50 pmGIG - STL
2 stops29h 50mLATAM Airlines
Deal found 12/20$1,343

Find flights from St. Louis to South America within your budget

Customize your flight search to find flights from St. Louis to South America 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 December 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

St. LouisMedellín

STL - MDE

STLMDE

Lambert-St Louis

Thu 2/6

4:28 pm-2:17 pm

1 stop20h 49m

Medellín Jose Maria Cordova Intl

Mon 2/10

2:51 pm-2:43 pm

2 stops24h 52m

$355

St. LouisBogotá

STL - BOG

STLBOG

Lambert-St Louis

Sat 1/18

5:05 pm-12:45 pm

1 stop18h 40m

Bogotá El Dorado

Sat 1/25

1:46 pm-11:31 pm

1 stop10h 45m

$358

St. LouisMedellín

STL - MDE

STLMDE

Lambert-St Louis

Mon 1/13

5:05 pm-1:53 pm

1 stop19h 48m

Medellín Jose Maria Cordova Intl

Mon 1/20

6:28 am-2:43 pm

2 stops33h 15m

$422

St. LouisLima

STL - LIM

STLLIM

Lambert-St Louis

Tue 1/28

3:48 pm-10:48 pm

1 stop30h 00m

Lima J Chavez Intl

Mon 2/3

11:56 pm-2:43 pm

1 stop15h 47m

$488

St. LouisBogotá

STL - BOG

STLBOG

Lambert-St Louis

Sat 1/4

5:52 pm-10:17 am

1 stop15h 25m

Bogotá El Dorado

Sat 1/18

11:21 am-2:43 pm

1 stop28h 22m

$508

St. LouisLima

STL - LIM

STLLIM

Lambert-St Louis

Tue 1/28

3:48 pm-1:05 am

2 stops32h 17m

Lima J Chavez Intl

Mon 2/3

11:56 pm-2:43 pm

1 stop15h 47m

$526

St. LouisBogotá

STL - BOG

STLBOG

Lambert-St Louis

Tue 2/11

11:38 am-11:30 pm

1 stop10h 52m

Bogotá El Dorado

Mon 2/24

12:10 am-9:59 am

1 stop10h 49m

$551

St. LouisBogotá

STL - BOG

STLBOG

Lambert-St Louis

Tue 2/11

8:00 am-10:35 pm

2 stops13h 35m

Bogotá El Dorado

Mon 2/24

1:30 am-3:40 pm

2 stops15h 10m

$555

St. LouisBogotá

STL - BOG

STLBOG

Lambert-St Louis

Tue 2/11

7:15 am-8:20 pm

2 stops12h 05m

Bogotá El Dorado

Sat 2/22

3:50 pm-9:21 am

1 stop18h 31m

$565

St. LouisBogotá

STL - BOG

STLBOG

Lambert-St Louis

Tue 2/11

8:15 am-12:02 am

2 stops14h 47m

Bogotá El Dorado

Sat 2/22

12:08 pm-10:05 am

2 stops22h 57m

$581

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/20

Showing 1-10 of 55 results
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Best time to book a flight from St. Louis to South America

Have a flexible travel schedule? Discover the best time to fly to South America 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.

Travel insights for flights from St. Louis to South America

Get recent, data-driven insights about flights from St. Louis to South America including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from St. Louis to South America?

Currently, May is the cheapest month in which you can book a flight from St. Louis to South America (average of $359). Flying from St. Louis to South America in December is currently the most expensive (average of $664). 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.

What is the cheapest time of day to fly from STL to SA?

Find hourly flight availability from St. Louis to South America. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 21, 2024.

When flying from St. Louis to South America, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in South America by month

Plan your trip to South America by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in South America ranges from 0.8 - 9.4 inches per month. January is typically the wettest month, when rainfall can reach 9.4 in. July is typically the driest time to visit South America when rainfall is around 0.8 in.

Temperature in South America by month

Plan your trip to South America by taking into account the average temperature totals by month.

If weather is an important factor for your trip to South America, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 62.6 F).

Reviews of airlines servicing South America

Get insights into the airlines that provide service to South America. 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 South America. Reviews last updated December 21, 2024.
Delta
8.0
Very good
8,597 reviews

Crew

8.6

Comfort

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,597 reviews
Delta
8.0
Very good
8,597 reviews

Crew

8.6

Comfort

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Copa Airlines
7.7
Good
1,713 reviews
Delta
8.0
Very good
8,597 reviews

Crew

8.6

Comfort

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

LATAM Airlines
7.5
Good
1,873 reviews
Delta
8.0
Very good
8,597 reviews

Crew

8.6

Comfort

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
9,039 reviews
Delta
8.0
Very good
8,597 reviews

Crew

8.6

Comfort

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

GOL
7.3
Good
1,103 reviews
Delta
8.0
Very good
8,597 reviews

Crew

8.6

Comfort

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to South America. 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 South America?

    Located just 12.7 mi from the city center, Lambert-St Louis (STL) is the airport most travelers will use when flying to South America from St. Louis.

  • What are the cheapest airlines to fly from St. Louis to South America one-way?

    $317 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on American Airlines and Spirit Airlines, with prices starting from $342 and $400, respectively.

  • What are the most popular routes from St. Louis to South America?

    The most popular flight routes from St. Louis to South America are Lambert-St Louis - Santiago Arturo Merino Benitez, Lambert-St Louis - Sao Paulo Guarulhos Intl and Lambert-St Louis - Rio de Janeiro–Galeão Intl.

  • Can I find deals for flights from St. Louis to South America that include hotel bookings?

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

  • How can I find direct flights from St. Louis to South America?

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

  • Can I find deals for business class flights from St. Louis to South America?

    Yes. Cheapflights offers flight deals from St. Louis to South America 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 St. Louis to South America?

    Currently, May is the cheapest month in which you can book a flight from St. Louis to South America (average of $359). Flying from St. Louis to South America in December is currently the most expensive (average of $664). 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.

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Alternative routes for St. Louis to South America

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from St. Louis to South America

Discover the top 6 airlines that operate flights from St. Louis to South America. 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 December 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$247Average$398FlexibilityNo cancel feeOn-time65%
DeltaCheapest$305Average$966FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$389Average$915FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$397Average$924FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$399Average$897FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$743Average$1,002FlexibilityNo cancel feeOn-time67%
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