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Ministro Pistarini

$271+ Cheap flights from O'Hare Intl (ORD) 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 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — EZE
Jan 25 — Feb 11
Sun 1/25
Sun 2/1
1 adult, Economy
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1. Tell us where you want to go

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2. Select your favorite providers

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Cheapflights Tip: The best prices from Chicago O'Hare Intl to Buenos Aires Ministro Pistarini are usually found in November or October, booked 82 days in advance, depart on a Friday or Sunday and return on a Monday

Cheap flight deals from O'Hare Intl to Ministro Pistarini

Cheapest flights from O'Hare Intl to Ministro Pistarini
Explore the most affordable flight options available from O'Hare Intl to Ministro Pistarini. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 26, 2025.

This Booking.com deal was found by Cheapflights users on 12/25. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:45 amORD - EZE
1 stop15h 20mMultiple Airlines
Sat 2/287:30 amEZE - ORD
1 stop15h 50mMultiple Airlines
Deal found 12/25$840
This FlightHub deal was found by Cheapflights users on 12/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:22 pmORD - EZE
2 stops21h 23mLATAM Airlines
Sat 2/288:00 amEZE - ORD
2 stops18h 56mLATAM Airlines
Deal found 12/24$906
This Copa Airlines deal was found by Cheapflights users on 12/24. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/257:33 amORD - EZE
1 stop14h 25mCopa Airlines
Mon 12/292:32 pmEZE - ORD
1 stop25h 20mCopa Airlines
Deal found 12/24$1,112
This Booking.com deal was found by Cheapflights users on 12/26. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/295:45 amORD - EZE
1 stop15h 20mMultiple Airlines
Thu 1/81:40 amEZE - ORD
1 stop21h 40mMultiple Airlines
Deal found 12/26$1,147
This Kiwi.com deal was found by Cheapflights users on 12/24. 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.
Sun 12/2810:20 pmORD - EZE
1 stop14h 30mMultiple Airlines
Mon 12/292:40 amEZE - ORD
2 stops23h 45mMultiple Airlines
Deal found 12/24$1,148
This Copa Airlines deal was found by Cheapflights users on 12/24. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/287:33 amORD - EZE
1 stop15h 25mCopa Airlines
Mon 12/2912:07 amEZE - ORD
1 stop15h 45mCopa Airlines
Deal found 12/24$1,167
This Booking.com deal was found by Cheapflights users on 12/24. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/295:45 amORD - EZE
1 stop15h 20mMultiple Airlines
Wed 1/71:40 amEZE - ORD
2 stops19h 57mMultiple Airlines
Deal found 12/24$1,229
This Priceline deal was found by Cheapflights users on 12/25. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:35 pmORD - EZE
3 stops22h 15mAvianca
Fri 2/272:40 amEZE - ORD
2 stops20h 40mAvianca
Deal found 12/25$1,243
This Priceline deal was found by Cheapflights users on 12/24. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/282:35 pmORD - EZE
2 stops31h 00mAvianca
Mon 12/292:40 amEZE - ORD
2 stops20h 40mAvianca
Deal found 12/24$1,260
This Expedia deal was found by Cheapflights users on 12/24. 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 12/256:16 pmORD - EZE
2 stops20h 04mMultiple Airlines
Mon 12/296:15 amEZE - ORD
2 stops35h 35mMultiple Airlines
Deal found 12/24$1,262
This Priceline deal was found by Cheapflights users on 12/24. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2910:20 pmORD - EZE
1 stop14h 30mAvianca
Wed 1/71:40 amEZE - ORD
1 stop21h 40mAvianca
Deal found 12/24$1,263

Find flight deals from O'Hare Intl to Ministro Pistarini

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) 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 26, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$767
(Gotogate)

One-way from

$271
(Expedia)

Popular in

June

Cheapest in

November

Average price

$1,299
Provider with most accurate pricing for Chicago O'Hare Intl-Buenos Aires Ministro Pistarini flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago O'Hare Intl-Buenos Aires Ministro Pistarini flights.
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From Chicago O'Hare Intl to Buenos Aires Ministro Pistarini
Search Deals
One-way flight from Chicago O'Hare Intl to Buenos Aires Ministro Pistarini
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($82 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl 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 26, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport that are best for you.

Fly from

O'Hare Intl

Fly to

Ministro Pistarini

Route

Depart

Return

Price

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Fri 3/20

10:40 am-9:35 am

2 stops20h 55m

Buenos Aires Ministro Pistarini

Wed 3/25

2:45 pm-10:00 am

2 stops21h 15m

$795

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Mon 2/16

5:45 am-12:05 am

1 stop15h 20m

Buenos Aires Ministro Pistarini

Thu 2/26

7:30 am-8:20 pm

1 stop15h 50m

$825

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Wed 1/21

9:23 am-4:30 am

1 stop16h 07m

Buenos Aires Ministro Pistarini

Wed 2/11

7:45 am-11:24 pm

2 stops42h 39m

$842

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Thu 3/12

11:20 pm-3:50 pm

1 stop14h 30m

Buenos Aires Ministro Pistarini

Sun 3/22

4:55 pm-8:41 am

2 stops41h 46m

$885

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Sun 2/15

5:15 am-5:10 am

3 stops20h 55m

Buenos Aires Ministro Pistarini

Fri 2/20

9:15 pm-8:57 am

1 stop14h 42m

$897

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Sun 2/1

5:25 am-12:35 am

2 stops40h 10m

Buenos Aires Ministro Pistarini

Sun 2/15

8:40 am-9:10 pm

1 stop15h 30m

$898

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Wed 2/25

7:34 am-1:04 am

1 stop14h 30m

Buenos Aires Ministro Pistarini

Tue 3/3

3:47 am-12:04 am

1 stop23h 17m

$910

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Thu 3/26

8:34 am-1:02 am

1 stop14h 28m

Buenos Aires Ministro Pistarini

Sun 3/29

2:52 pm-1:46 pm

1 stop24h 54m

$910

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Wed 3/11

1:37 pm-9:15 am

2 stops17h 38m

Buenos Aires Ministro Pistarini

Tue 3/17

8:55 pm-10:00 am

1 stop15h 05m

$911

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Thu 1/22

6:57 pm-7:15 pm

1 stop21h 18m

Buenos Aires Ministro Pistarini

Thu 2/12

12:15 pm-11:22 am

3 stops26h 07m

$923

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/23

Showing 1-10 of 17 results
1
2

Compare providers for flights from O'Hare Intl 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 O'Hare Intl to Ministro Pistarini in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 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 Chicago O'Hare Intl Airport-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 Chicago O'Hare Intl Airport-Buenos Aires Ministro Pistarini Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Buenos Aires Ministro Pistarini Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-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 Chicago O'Hare Intl Airport-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 O'Hare Intl to Ministro Pistarini

Have a flexible travel schedule? Discover the best time to fly to Ministro Pistarini from O'Hare Intl 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 Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport

How far ahead should I book a flight from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport?

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to Ministro Pistarini. Price data was last updated on December 19, 2025.

Booking 82 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport?

Currently, October is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport (average of $378). Flying from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport in June is currently the most expensive (average of $1,144). 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 ORD to EZE?

Find hourly flight availability from O'Hare Intl 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 26, 2025.

It’s optimal to fly from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport in the evening. By choosing this option you can save up to 12% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport?

Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to Ministro Pistarini. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport flight should consider departing on Sunday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Chicago O'Hare Intl Airport 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 December 26, 2025.
Peruse reviews from past customers who have flown with Delta, Copa Airlines, and United Airlines from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,015 reviews

Food

7.3

Overall

7.9

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

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.
Delta
7.9
Good
8,015 reviews
Delta
7.9
Good
8,015 reviews

Food

7.3

Overall

7.9

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

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.
Copa Airlines
7.6
Good
1,559 reviews
Delta
7.9
Good
8,015 reviews

Food

7.3

Overall

7.9

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

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.
United Airlines
7.4
Good
9,116 reviews
Delta
7.9
Good
8,015 reviews

Food

7.3

Overall

7.9

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

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.
American Airlines
7.2
Good
11,065 reviews
Delta
7.9
Good
8,015 reviews

Food

7.3

Overall

7.9

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

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.
Avianca
6.6
Okay
2,489 reviews
Delta
7.9
Good
8,015 reviews

Food

7.3

Overall

7.9

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

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 O'Hare Intl to Ministro Pistarini. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport?

    For as low as $795, LATAM Airlines can have you in Buenos Aires Ministro Pistarini Airport from Chicago O'Hare Intl Airport in 20h 55m. Airlines will cover a distance of 5619 mi.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport round-trip?

    Arajet, at $360, was found to be the cheapest airline from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport.Alternate airlines to your destination round-trip include Copa Airlines and Avianca. Users have found that Arajet is 67% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport one-way?

    The cheapest airlines for a one-way flight from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport are Avianca ($353), American Airlines ($752), and United Airlines ($762).

  • Can I find deals for flights from O'Hare Intl to Ministro Pistarini that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Ministro Pistarini flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Ministro Pistarini?

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

  • Can I find deals for business class flights from O'Hare Intl to Ministro Pistarini?

    Yes. Cheapflights offers flight deals from O'Hare Intl 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.

  • What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport?

    Currently, October is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport (average of $378). Flying from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport in June is currently the most expensive (average of $1,144). 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

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Alternative routes for O'Hare Intl to Ministro Pistarini

See prices for flight routes from nearby airports that may be better suited for you.
Midway to Ministro Pistarini flights

Top 6 airlines flying from O'Hare Intl to Ministro Pistarini

Discover the top 6 airlines that operate flights from O'Hare Intl 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 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
ArajetCheapest$360Average$894FlexibilityNo cancel feeOn-timeN/A
Copa AirlinesCheapest$699Average$963FlexibilityNo cancel feeOn-time70%
AviancaCheapest$750Average$1,062FlexibilityNo cancel feeOn-time71%
DeltaCheapest$951Average$1,195FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$951Average$1,161FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$1,015Average$1,256FlexibilityNo cancel feeOn-time71%

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