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$633+ Cheap flights from St. Louis (STL) to Argentina

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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
STL — EZE
nov. 25 — dic. 21
lun. 11/25
lun. 12/2
1 adult, Economy
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Cheap flight deals from St. Louis to Argentina

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Argentina (AR0). 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 noviembre 20, 2024.

Find flight deals from St. Louis to Argentina

Cheapest flights from St. Louis to Argentina
Explore the most affordable flight options available from St. Louis to Argentina. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 20, 2024.

This Avianca deal was found by Cheapflights users on 11/19. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/2010:10 amSTL - EZE
2 stops16h 55mMultiple Airlines
mar. 11/261:45 amEZE - STL
2 stops16h 54mMultiple Airlines
Deal found 11/19$992
This United deal was found by Cheapflights users on 11/19. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/104:45 pmSTL - EZE
1 stop13h 35mUnited Airlines
lun. 1/2711:55 pmEZE - STL
1 stop17h 42mUnited Airlines
Deal found 11/19$1,109
This American Airlines deal was found by Cheapflights users on 11/19. 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.
mié. 11/204:50 pmSTL - EZE
1 stop13h 26mAmerican Airlines
mié. 11/279:35 pmEZE - STL
1 stop21h 46mAmerican Airlines
Deal found 11/19$1,194
This LATAM Airlines deal was found by Cheapflights users on 11/19. 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.
mar. 12/106:00 amSTL - AEP
2 stops29h 40mLATAM Airlines
lun. 1/278:00 pmAEP - STL
2 stops16h 54mLATAM Airlines
Deal found 11/19$1,334
This KAYAK deal was found by Cheapflights users on 11/19. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/108:25 amSTL - EZE
2 stops18h 40mAvianca
lun. 1/275:50 amEZE - STL
3 stops31h 34mAvianca
Deal found 11/19$1,625
This Mytrip deal was found by Cheapflights users on 11/19. 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.
mié. 11/203:50 pmSTL - AEP
2 stops25h 50mMultiple Airlines
mié. 11/2712:05 pmAEP - STL
3 stops30h 01mMultiple Airlines
Deal found 11/19$1,771
This CheapOair deal was found by Cheapflights users on 11/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/145:15 amSTL - EZE
2 stops47h 12mGOL
sáb. 1/183:15 amEZE - STL
2 stops22h 13mGOL
Deal found 11/19$1,956
This CheapOair deal was found by Cheapflights users on 11/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/141:08 pmSTL - EZE
2 stops34h 37mLATAM Airlines
dom. 1/197:35 amEZE - STL
2 stops29h 19mLATAM Airlines
Deal found 11/19$2,095
This Delta deal was found by Cheapflights users on 11/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/16:00 amSTL - EZE
2 stops21h 00mDelta
vie. 1/39:30 amEZE - STL
1 stop17h 10mDelta
Deal found 11/19$2,346
This CheapOair deal was found by Cheapflights users on 11/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/161:05 pmSTL - EZE
3 stops23h 20mAir Canada
lun. 1/275:00 pmEZE - STL
3 stops22h 16mAir Canada
Deal found 11/19$4,434

Find flights from St. Louis to Argentina within your budget

Customize your flight search to find flights from St. Louis to Argentina 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 2,629,791 searches. Data last updated noviembre 20, 2024.

Fly from

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Fly to

Any airport

Route

Depart

Return

Price

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

mié. 1/15

3:41 pm-10:34 am

1 stop15h 53m

Buenos Aires Ministro Pistarini

mié. 2/19

10:25 pm-10:35 am

1 stop15h 10m

$1,024

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

jue. 2/6

6:15 am-7:20 am

1 stop22h 05m

Buenos Aires Ministro Pistarini

jue. 2/20

10:05 pm-9:51 am

1 stop14h 46m

$1,099

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

jue. 2/6

11:09 am-2:45 am

2 stops36h 36m

Buenos Aires Ministro Pistarini

mié. 2/19

3:55 am-11:38 pm

2 stops22h 43m

$1,122

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

mié. 1/1

10:35 am-5:35 am

2 stops16h 00m

Buenos Aires Ministro Pistarini

jue. 1/16

1:45 am-3:38 pm

2 stops16h 53m

$1,132

St. LouisBuenos Aires

STL - AEP

STLAEP

Lambert-St Louis

lun. 4/7

3:50 pm-4:00 pm

2 stops22h 10m

Buenos Aires Jorge Newbery

lun. 5/19

4:10 pm-8:53 am

2 stops18h 43m

$1,184

St. LouisBuenos Aires

STL - AEP

STLAEP

Lambert-St Louis

sáb. 2/15

7:27 pm-12:00 pm

3 stops37h 33m

Buenos Aires Jorge Newbery

sáb. 2/22

10:00 pm-7:07 am

3 stops36h 07m

$1,399

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

jue. 1/2

3:24 pm-7:15 am

1 stop12h 51m

Buenos Aires Ministro Pistarini

sáb. 1/18

7:45 am-11:37 pm

2 stops18h 52m

$1,484

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

lun. 4/7

10:30 am-2:50 pm

3 stops50h 20m

Buenos Aires Ministro Pistarini

lun. 5/19

4:25 pm-3:21 pm

2 stops24h 56m

$1,551

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

mar. 12/10

8:25 am-6:05 am

2 stops18h 40m

Buenos Aires Ministro Pistarini

lun. 1/27

5:50 am-10:24 am

3 stops31h 34m

$1,625

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

sáb. 12/14

5:15 am-7:27 am

2 stops47h 12m

Buenos Aires Ministro Pistarini

sáb. 1/18

3:15 am-10:28 pm

2 stops22h 13m

$1,956

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 15 results
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Best time to book a flight from St. Louis to Argentina

Have a flexible travel schedule? Discover the best time to fly to Argentina 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 Argentina

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

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

Currently, April is the cheapest month in which you can book a flight from St. Louis to Argentina (average of $795). Flying from St. Louis to Argentina in February is currently the most expensive (average of $1,156). 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 AR?

Find hourly flight availability from St. Louis to Argentina. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated noviembre 20, 2024.

When flying from St. Louis to Argentina, 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 Argentina by month

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

In terms of precipitation, rainfall in Argentina ranges from 2.0 - 3.9 inches per month. January is typically the wettest month, when rainfall can reach 3.9 in. June is typically the driest time to visit Argentina when rainfall is around 2.0 in.

Temperature in Argentina by month

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

If weather is an important factor for your trip to Argentina, 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 77.0 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Argentina

Get insights into the airlines that provide service to Argentina. 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 Argentina. Reviews last updated noviembre 20, 2024.
See what other customers who have flown with Delta and LATAM Airlines from St. Louis to Argentina have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,756 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

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
8,756 reviews
Delta
8.0
Very good
8,756 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

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
1,934 reviews
Delta
8.0
Very good
8,756 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

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
9,171 reviews
Delta
8.0
Very good
8,756 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

Reviews

1 / 10

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

GOL
7.3
Good
1,137 reviews
Delta
8.0
Very good
8,756 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

Reviews

1 / 10

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

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,756 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

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 Argentina. 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 Argentina?

    Most people fly from Lambert-St Louis (STL) if they book a flight from St. Louis to Argentina. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

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

    The cheapest airlines for a one-way flight from St. Louis to Argentina are GOL ($633), American Airlines ($717), and Delta ($757).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Argentina 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 Argentina?

    Currently, April is the cheapest month in which you can book a flight from St. Louis to Argentina (average of $795). Flying from St. Louis to Argentina in February is currently the most expensive (average of $1,156). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for St. Louis to Argentina

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from St. Louis to Argentina

Discover the top 4 airlines that operate flights from St. Louis to Argentina. 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 2,629,791 searches. Data last updated noviembre 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$814Average$1,203FlexibilityNo cancel feeOn-time69%
DeltaCheapest$997Average$1,207FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$999Average$1,266FlexibilityNo cancel feeOn-time71%
LATAM AirlinesCheapest$1,106Average$1,621FlexibilityNo cancel feeOn-time81%
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