Ministro Pistarini

$892+ Cheap flights from St. Louis (STL) to Ministro Pistarini (EZE)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
STL — EZE
May 26 — Jun 21
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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 April 26, 2026.

This lol.travel deal was found by Cheapflights users on 4/26. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/45:20 pm
STL
-
EZE
1 stop14h 25m
LATAM Airlines
Thu 6/188:10 pm
EZE
-
STL
1 stop14h 06m
LATAM Airlines
Deal found 4/26$892
This Delta deal was found by Cheapflights users on 4/26. 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.
Thu 6/45:20 pm
STL
-
EZE
2 stops14h 00m
Delta
Thu 6/1810:40 pm
EZE
-
STL
2 stops21h 27m
Delta
Deal found 4/26$913
This KAYAK deal was found by Cheapflights users on 4/23. 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.
Wed 11/114:13 pm
STL
-
EZE
1 stop15h 02m
LATAM Airlines
Thu 11/197:45 am
EZE
-
STL
2 stops18h 54m
LATAM Airlines
Deal found 4/23$1,020
This Delta deal was found by Cheapflights users on 4/23. 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.
Thu 11/126:59 pm
STL
-
EZE
2 stops16h 46m
Delta
Tue 11/247:45 am
EZE
-
STL
2 stops18h 54m
Delta
Deal found 4/23$1,028
This LATAM Airlines deal was found by Cheapflights users on 4/22. 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 6/612:59 pm
STL
-
EZE
2 stops18h 21m
LATAM Airlines
Sat 6/1310:40 pm
EZE
-
STL
2 stops21h 27m
LATAM Airlines
Deal found 4/22$1,033
This Delta deal was found by Cheapflights users on 4/23. 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.
Sun 11/156:59 pm
STL
-
EZE
1 stop35h 41m
Delta
Wed 11/258:55 pm
EZE
-
STL
1 stop16h 53m
Delta
Deal found 4/23$1,035
This Expedia deal was found by Cheapflights users on 4/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:59 pm
STL
-
EZE
2 stops28h 46m
LATAM Airlines
Sun 11/223:45 pm
EZE
-
STL
2 stops29h 16m
LATAM Airlines
Deal found 4/23$1,059
This KAYAK deal was found by Cheapflights users on 4/23. 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.
Thu 11/124:40 pm
STL
-
EZE
1 stop14h 00m
LATAM Airlines
Fri 11/203:35 pm
EZE
-
STL
2 stops19h 37m
LATAM Airlines
Deal found 4/23$1,060
This LATAM Airlines deal was found by Cheapflights users on 4/23. 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.
Wed 11/114:13 pm
STL
-
EZE
1 stop15h 02m
LATAM Airlines
Sat 11/2111:35 pm
EZE
-
STL
1 stop14h 13m
LATAM Airlines
Deal found 4/23$1,068
This Delta deal was found by Cheapflights users on 4/23. 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.
Sun 11/156:59 pm
STL
-
EZE
1 stop35h 41m
Delta
Sun 11/228:55 pm
EZE
-
STL
1 stop19h 01m
Delta
Deal found 4/23$1,075
This KAYAK deal was found by Cheapflights users on 4/23. 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 11/139:00 am
STL
-
EZE
1 stop19h 35m
LATAM Airlines
Tue 11/248:55 pm
EZE
-
STL
1 stop14h 17m
LATAM Airlines
Deal found 4/23$1,080

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 April 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$973
(KAYAK)

Popular in

May

Cheapest in

February

Average price

$1,227
Provider with most accurate pricing for Lambert-St Louis-Buenos Aires Ministro Pistarini flight deals.
Provider most trusted by Cheapflights users for Lambert-St Louis-Buenos Aires Ministro Pistarini flights.
From Lambert-St Louis to Buenos Aires Ministro Pistarini
Highest demand for flights based on searches. 1% potential increase in price ($22 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($21 potential savings vs. average RT price).
Average for round-trip flights in April 2026

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 April 26, 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Thu 6/4

5:20 pm-9:20 am

2 stops14h 00m

Buenos Aires Ministro Pistarini

Thu 6/18

10:40 pm-6:07 pm

2 stops21h 27m

$913

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Sat 6/6

12:59 pm-9:20 am

2 stops18h 21m

Buenos Aires Ministro Pistarini

Sat 6/13

10:40 pm-6:07 pm

2 stops21h 27m

$1,033

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Mon 6/1

5:20 pm-9:45 am

1 stop14h 25m

Buenos Aires Ministro Pistarini

Mon 6/8

3:55 am-11:56 pm

2 stops22h 01m

$1,119

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Mon 6/1

2:15 pm-3:45 am

3 stops35h 30m

Buenos Aires Ministro Pistarini

Tue 6/9

7:10 am-12:06 pm

3 stops30h 56m

$1,183

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Sat 6/6

2:15 pm-1:20 am

3 stops33h 05m

Buenos Aires Ministro Pistarini

Sat 6/13

7:10 am-12:06 pm

3 stops30h 56m

$1,186

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Wed 8/12

8:35 am-8:00 am

1 stop21h 25m

Buenos Aires Ministro Pistarini

Tue 8/18

9:00 pm-10:09 am

1 stop15h 09m

$1,293
Quickest round-trip

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Sun 5/31

7:01 pm-9:45 am

1 stop12h 44m

Buenos Aires Ministro Pistarini

Sun 6/7

8:10 pm-9:46 am

1 stop15h 36m

$1,377

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Sun 5/31

7:05 am-3:40 pm

3 stops30h 35m

Buenos Aires Ministro Pistarini

Sun 6/7

8:40 am-12:16 pm

3 stops29h 36m

$1,387

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Tue 5/26

1:27 pm-9:20 am

2 stops17h 53m

Buenos Aires Ministro Pistarini

Sun 5/31

1:10 pm-9:44 am

2 stops22h 34m

$1,423

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Sat 5/30

11:10 am-8:00 am

1 stop18h 50m

Buenos Aires Ministro Pistarini

Thu 6/4

9:00 pm-10:07 am

1 stop15h 07m

$1,448

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/26

Sorted by cheapest first

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 April.
ProviderPrice AccuracyTrust Score*
AranGrantPrice Accuracy2 starsTrust Score*2 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Buenos Aires Ministro Pistarini Airport flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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

How much does it cost to fly round-trip from St. Louis to Buenos Aires Ministro Pistarini Airport?

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 April 26, 2026.
Read reviews from past customers who have flown Delta and LATAM Airlines 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.

Food

7.2

Crew

8.5

Overall

7.9

Entertainment

7.8

Boarding

8.1

Comfort

7.9

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.

Food

7.2

Crew

8.5

Overall

7.9

Entertainment

7.8

Boarding

8.1

Comfort

7.9

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.

Food

7.2

Crew

8.5

Overall

7.9

Entertainment

7.8

Boarding

8.1

Comfort

7.9

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. 2 airlines 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 $913, Delta can have you in Buenos Aires Ministro Pistarini Airport from St. Louis in 14h. St. Louis and Buenos Aires Ministro Pistarini Airport are separated by a distance of 5472 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from St. Louis to Buenos Aires Ministro Pistarini Airport round-trip?

    LATAM Airlines, at $884, was found to be the cheapest airline from St. Louis to Buenos Aires Ministro Pistarini Airport. An alternate airline flying to your destination would be Delta. You may be able to fly from St. Louis to Buenos Aires Ministro Pistarini Airport for 27% less than the average price by searching for these airlines.

  • 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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Top 2 airlines flying from St. Louis to Ministro Pistarini

Discover the top 2 airlines 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 April 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$884Average$1,109FlexibilityNo cancel feeOn-time81%
DeltaCheapest$1,025Average$1,377FlexibilityNo cancel feeOn-timeN/A

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