$315+ 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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — EZE
Oct 28 — Nov 41
1 adult, Economy
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Find cheap flights from O'Hare Intl to Ministro Pistarini with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Chicago O'Hare Intl to Buenos Aires Ministro Pistarini are usually found in November or September, booked 39 days in advance, depart on a Friday or Sunday and return on a Monday
Cheap 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 September 28, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $788 (Copa Airlines) |
One-way from | $315 (Kiwi.com) |
Popular in | December |
Cheapest in | November |
Average price | $1,021 |
Find flight deals from O'Hare Intl to Ministro Pistarini
Cheapest flights from O'Hare Intl to Ministro PistariniExplore 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 September 28, 2025.
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 September 28, 2025.
This Copa Airlines deal was found by Cheapflights users on 9/27. 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 10/127:59 amORD - EZE
1 stop22h 16mCopa Airlines
Sat 10/182:14 amEZE - ORD
1 stop24h 07mCopa Airlines
Deal found 9/27![Copa Airlines logo]()
$788
This Mytrip deal was found by Cheapflights users on 9/27. 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.
Wed 11/2610:20 pmORD - EZE
1 stop14h 30mMultiple Airlines
Mon 12/810:42 amEZE - ORD
3 stops28h 48mMultiple Airlines
Deal found 9/27![Multiple Airlines logo]()
$789
This Mytrip deal was found by Cheapflights users on 9/27. 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.
Tue 11/118:28 amORD - EZE
3 stops25h 22mMultiple Airlines
Tue 11/187:35 amEZE - ORD
1 stop15h 45mMultiple Airlines
Deal found 9/27![Multiple Airlines logo]()
$790
This Kiwi.com deal was found by Cheapflights users on 9/28. 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.
Fri 10/3111:20 pmORD - EZE
2 stops19h 40mMultiple Airlines
Sat 11/87:35 amEZE - ORD
1 stop15h 45mMultiple Airlines
Deal found 9/28![Multiple Airlines logo]()
$791
This Mytrip deal was found by Cheapflights users on 9/28. 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.
Thu 10/232:35 pmORD - EZE
2 stops23h 26mMultiple Airlines
Thu 10/301:40 amEZE - ORD
1 stop21h 40mMultiple Airlines
Deal found 9/28![Multiple Airlines logo]()
$792
This Orbitz deal was found by Cheapflights users on 9/27. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/202:35 pmORD - EZE
1 stop31h 35mMultiple Airlines
Sun 3/228:40 amEZE - ORD
1 stop15h 30mMultiple Airlines
Deal found 9/27![Multiple Airlines logo]()
$796
This Mytrip deal was found by Cheapflights users on 9/28. 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.
Sun 10/127:43 pmORD - EZE
3 stops32h 12mMultiple Airlines
Sat 10/181:40 amEZE - ORD
1 stop13h 35mMultiple Airlines
Deal found 9/28![Multiple Airlines logo]()
$797
This Kiwi.com deal was found by Cheapflights users on 9/27. 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 11/1110:20 pmORD - EZE
2 stops19h 35mMultiple Airlines
Sun 11/167:35 amEZE - ORD
1 stop15h 45mMultiple Airlines
Deal found 9/27![Multiple Airlines logo]()
$798
This Gotogate deal was found by Cheapflights users on 9/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/18:40 amORD - EZE
2 stops27h 50mMultiple Airlines
Mon 10/201:40 amEZE - ORD
1 stop13h 35mMultiple Airlines
Deal found 9/28![Multiple Airlines logo]()
$800
This Kiwi.com deal was found by Cheapflights users on 9/28. 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.
Thu 10/306:00 amORD - EZE
2 stops21h 50mMultiple Airlines
Wed 11/127:35 amEZE - ORD
1 stop15h 45mMultiple Airlines
Deal found 9/28![Multiple Airlines logo]()
$802
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 September 28, 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
Sun 10/12
3:07 pm-8:15 am
1 stop15h 08m
Buenos Aires Ministro Pistarini
Sat 10/18
2:14 am-12:21 am
1 stop24h 07m
$788
ChicagoBuenos Aires
ORD - EZE
ORDEZE
Chicago O'Hare Intl
Sat 11/1
3:07 pm-7:59 am
1 stop14h 52m
Buenos Aires Ministro Pistarini
Fri 11/21
12:08 am-12:46 pm
1 stop15h 38m
$788
ChicagoBuenos Aires
ORD - EZE
ORDEZE
Chicago O'Hare Intl
Thu 10/23
2:35 pm-4:01 pm
2 stops23h 26m
Buenos Aires Ministro Pistarini
Thu 10/30
1:40 am-9:20 pm
1 stop21h 40m
$792
ChicagoBuenos Aires
ORD - EZE
ORDEZE
Chicago O'Hare Intl
Sun 10/12
10:27 am-1:00 pm
2 stops24h 33m
Buenos Aires Ministro Pistarini
Sun 10/19
6:50 am-1:15 pm
1 stop32h 25m
$857
ChicagoBuenos Aires
ORD - EZE
ORDEZE
Chicago O'Hare Intl
Thu 10/23
2:35 pm-5:45 am
1 stop13h 10m
Buenos Aires Ministro Pistarini
Wed 10/29
1:40 am-1:03 am
3 stops25h 23m
$874
ChicagoBuenos Aires
ORD - EZE
ORDEZE
Chicago O'Hare Intl
Fri 11/14
10:20 pm-3:50 pm
1 stop14h 30m
Buenos Aires Ministro Pistarini
Sat 11/22
9:55 pm-9:10 pm
2 stops26h 15m
$874
ChicagoBuenos Aires
ORD - EZE
ORDEZE
Chicago O'Hare Intl
Wed 3/11
8:34 am-4:10 am
1 stop17h 36m
Buenos Aires Ministro Pistarini
Mon 3/23
2:43 pm-1:31 pm
1 stop24h 48m
$889
ChicagoBuenos Aires
ORD - EZE
ORDEZE
Chicago O'Hare Intl
Mon 10/20
10:27 am-7:00 am
3 stops42h 33m
$315
ChicagoBuenos Aires
ORD - EZE
ORDEZE
Chicago O'Hare Intl
Tue 11/25
10:20 pm-3:50 pm
1 stop14h 30m
$326
ChicagoBuenos Aires
ORD - EZE
ORDEZE
Chicago O'Hare Intl
Wed 12/10
1:35 pm-7:00 am
3 stops38h 25m
$327
Showing 1-10 of 17 results
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-Buenos Aires Ministro Pistarini Airport flight deals on Cheapflights vs. FlightHub >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 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 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 September 26, 2025.
Booking 39 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, April 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 $795). Flying from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport in December is currently the most expensive (average of $1,260). 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 September 28, 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 13% 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.
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 September 28, 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.
Comfort
7.9
Entertainment
7.9
Boarding
8.2
Overall
8.0
Crew
8.5
Food
7.3
Reviews
1 / 20
10.0
ExcellentKim,May 2025
PIH - SLC
Comfort
7.9
Entertainment
7.9
Boarding
8.2
Overall
8.0
Crew
8.5
Food
7.3
Reviews
1 / 20
10.0
ExcellentKim,May 2025
PIH - SLC
Comfort
7.9
Entertainment
7.9
Boarding
8.2
Overall
8.0
Crew
8.5
Food
7.3
Reviews
1 / 20
10.0
ExcellentKim,May 2025
PIH - SLC
Comfort
7.9
Entertainment
7.9
Boarding
8.2
Overall
8.0
Crew
8.5
Food
7.3
Reviews
1 / 20
10.0
ExcellentKim,May 2025
PIH - SLC
Comfort
7.9
Entertainment
7.9
Boarding
8.2
Overall
8.0
Crew
8.5
Food
7.3
Reviews
1 / 20
10.0
ExcellentKim,May 2025
PIH - SLC
Comfort
7.9
Entertainment
7.9
Boarding
8.2
Overall
8.0
Crew
8.5
Food
7.3
Reviews
1 / 20
10.0
ExcellentKim,May 2025
PIH - SLC
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.
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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.
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 September 28, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$699 | Average$1,036 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$736 | Average$884 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$753 | Average$1,160 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$1,015 | Average$1,244 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$1,023 | Average$1,213 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$1,093 | Average$1,206 | FlexibilityNo cancel fee | On-time69% |