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Ministro Pistarini

$361+ Cheap flights from St. Louis (STL) to Ministro Pistarini (EZE)

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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
STL — EZE
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from St. Louis to Ministro Pistarini

Cheapest flights from St. Louis to Ministro Pistarini
Explore the most affordable flight options available from St. Louis to Ministro Pistarini. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This KAYAK deal was found by Cheapflights users on 12/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/126:00 amSTL - EZE
2 stops21h 05mLATAM Airlines
Thu 12/1811:55 pmEZE - STL
1 stop13h 59mLATAM Airlines
Deal found 12/11$1,483
This KAYAK deal was found by Cheapflights users on 12/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/162:02 pmSTL - EZE
2 stops16h 33mLATAM Airlines
Wed 12/177:43 pmEZE - STL
2 stops18h 02mLATAM Airlines
Deal found 12/10$1,484
This United Airlines deal was found by Cheapflights users on 12/11. 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.
Fri 12/1210:00 amSTL - EZE
2 stops18h 20mUnited Airlines
Thu 12/1810:05 pmEZE - STL
1 stop14h 44mUnited Airlines
Deal found 12/11$1,495
This SmartFares deal was found by Cheapflights users on 12/11. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/151:57 pmSTL - EZE
2 stops37h 08mLATAM Airlines
Wed 12/177:43 pmEZE - STL
2 stops18h 02mLATAM Airlines
Deal found 12/11$1,539
This Kiwi.com deal was found by Cheapflights users on 12/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/159:54 amSTL - EZE
2 stops20h 06mMultiple Airlines
Wed 12/1711:25 pmEZE - STL
1 stop18h 22mMultiple Airlines
Deal found 12/11$1,560
This KAYAK deal was found by Cheapflights users on 12/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/169:30 amSTL - EZE
2 stops17h 50mLATAM Airlines
Sat 12/207:43 pmEZE - STL
2 stops19h 38mLATAM Airlines
Deal found 12/10$1,645
This American Airlines deal was found by Cheapflights users on 12/11. 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.
Fri 12/125:10 amSTL - EZE
1 stop22h 55mAmerican Airlines
Thu 12/1810:30 pmEZE - STL
1 stop19h 34mAmerican Airlines
Deal found 12/11$1,666
This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/166:15 amSTL - EZE
1 stop22h 05mUnited Airlines
Sat 12/2010:05 pmEZE - STL
1 stop14h 44mUnited Airlines
Deal found 12/10$1,708

Find flight deals from St. Louis to Ministro Pistarini

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Ministro Pistarini (EZE). 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 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,022
(KAYAK)

One-way from

$361
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$1,337
Provider with most accurate pricing for Lambert-St Louis-Buenos Aires Ministro Pistarini flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Buenos Aires Ministro Pistarini flights.
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From Lambert-St Louis to Buenos Aires Ministro Pistarini
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One-way flight from Lambert-St Louis to Buenos Aires Ministro Pistarini
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($57 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Ministro Pistarini 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 12, 2025.
Use the filters below to find and compare flights from St. Louis to Buenos Aires Ministro Pistarini Airport that are best for you.

Fly from

St. Louis

Fly to

Ministro Pistarini

Route

Depart

Return

Price

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Sun 3/8

3:58 pm-7:20 am

1 stop13h 22m

Buenos Aires Ministro Pistarini

Tue 3/17

4:05 am-11:42 pm

2 stops21h 37m

$1,058

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Thu 1/8

3:45 pm-7:20 am

1 stop12h 35m

Buenos Aires Ministro Pistarini

Mon 1/26

8:55 pm-4:07 pm

1 stop22h 12m

$1,160

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Wed 1/7

6:00 am-7:20 am

1 stop22h 20m

Buenos Aires Ministro Pistarini

Wed 1/14

11:55 pm-11:05 am

1 stop14h 10m

$1,176

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Wed 1/7

9:59 am-6:05 am

2 stops17h 06m

Buenos Aires Ministro Pistarini

Wed 1/14

8:55 pm-8:53 am

1 stop14h 58m

$1,176

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Thu 1/8

12:00 pm-10:15 am

2 stops19h 15m

Buenos Aires Ministro Pistarini

Mon 1/26

10:25 pm-4:37 pm

2 stops21h 12m

$1,180

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Wed 5/27

5:30 pm-9:45 am

1 stop14h 15m

Buenos Aires Ministro Pistarini

Mon 6/8

8:10 pm-2:37 pm

1 stop20h 27m

$1,234

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Sat 1/17

5:00 pm-2:55 pm

2 stops18h 55m

Buenos Aires Ministro Pistarini

Sun 1/25

12:15 pm-11:04 am

2 stops25h 49m

$1,248

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Wed 1/21

8:22 pm-12:35 am

3 stops49h 13m

$361

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Tue 1/6

5:11 pm-7:20 am

3 stops35h 09m

$373

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Wed 3/18

8:32 am-6:20 am

3 stops43h 48m

$448

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 13 results
1
2

Compare providers for flights from St. Louis to Ministro Pistarini

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Ministro Pistarini in December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Buenos Aires Ministro Pistarini Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-Buenos Aires Ministro Pistarini Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from St. Louis-Buenos Aires Ministro Pistarini Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Buenos Aires Ministro Pistarini Airport flights, Cheapflights users trust eDreams the most. eDreams 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 St. Louis-Buenos Aires Ministro Pistarini Airport 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 St. Louis to Ministro Pistarini

Have a flexible travel schedule? Discover the best time to fly to Ministro Pistarini 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.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Buenos Aires Ministro Pistarini Airport

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

Find hourly flight availability from St. Louis to Ministro Pistarini. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

It’s typically best to fly out from St. Louis to Buenos Aires Ministro Pistarini Airport in the evening. Doing so could potentially save you 7% on the flight price compared to flying at noon, which is usually more expensive.

Reviews of airlines servicing Ministro Pistarini

Get insights into the airlines that provide service to Ministro Pistarini. 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 Ministro Pistarini. Reviews last updated December 12, 2025.
Read reviews from past customers who have flown Delta from St. Louis to Buenos Aires Ministro Pistarini Airport. 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
7.9
Good
8,007 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,007 reviews
Delta
7.9
Good
8,007 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Ministro Pistarini. 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 Buenos Aires Ministro Pistarini?

    Lambert-St Louis (STL), located 12.7 mi from the city center, is the airport you fly out of when you book flights from St. Louis to Buenos Aires Ministro Pistarini. 1 airline have flights from Lambert-St Louis to Buenos Aires Ministro Pistarini on a regular basis. Booking flights from Lambert-St Louis to Buenos Aires Ministro Pistarini should not be difficult; the airport handles an average of 0 outbound flights to Buenos Aires Ministro Pistarini per day.

  • How long is the flight from St. Louis to Buenos Aires Ministro Pistarini Airport?

    For as low as $1,058, LATAM Airlines can have you in Buenos Aires Ministro Pistarini Airport from St. Louis in 13h 22m. St. Louis and Buenos Aires Ministro Pistarini Airport are separated by a distance of 5472 mi.

  • What is the cheapest airline to fly from St. Louis to Buenos Aires Ministro Pistarini Airport round-trip?

    Delta, at $1,025, was found to be the cheapest airline from St. Louis to Buenos Aires Ministro Pistarini Airport..

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Ministro Pistarini by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for St. Louis to Ministro Pistarini

See prices for flight routes from nearby airports that may be better suited for you.
Kansas City to Ministro Pistarini flights
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Top airline flying from St. Louis to Ministro Pistarini

Discover the top airline that operate flights from St. Louis to Ministro Pistarini. 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 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$1,025Average$1,377FlexibilityNo cancel feeOn-timeN/A

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