O'Hare Intl

$387+ Cheap flights from Ministro Pistarini (EZE) to O'Hare Intl (ORD)

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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
EZE — ORD
Oct 15 — Oct 221
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Cheapflights Tip: The best prices from Buenos Aires Ministro Pistarini to Chicago O'Hare Intl are usually found in January or September, booked 57 days in advance, depart on a Monday or Wednesday and return on a Friday

Cheap flight deals from Ministro Pistarini to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Ministro Pistarini (EZE) to O'Hare Intl (ORD). 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 15, 2025.

Round-trip from

$669
(American Airlines)

One-way from

$387
(Avianca)

Popular in

July

Cheapest in

January

Average price

$1,045
From Buenos Aires Ministro Pistarini to Chicago O'Hare Intl
One-way flight from Buenos Aires Ministro Pistarini to Chicago O'Hare Intl
Highest demand for flights based on searches. 7% potential increase in price ($94 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 September 2025

Find flight deals from Ministro Pistarini to O'Hare Intl

Cheapest flights from Ministro Pistarini to O'Hare Intl
Explore the most affordable flight options available from Ministro Pistarini to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This American Airlines deal was found by Cheapflights users on 9/13. 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.
Mon 10/208:30 pmEZE - ORD
1 stop14h 23mAmerican Airlines
Mon 10/2712:03 pmORD - EZE
1 stop18h 17mAmerican Airlines
Deal found 9/13$669
This American Airlines deal was found by Cheapflights users on 9/13. 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.
Wed 10/19:15 pmEZE - ORD
1 stop22h 08mAmerican Airlines
Sat 11/14:17 pmORD - EZE
1 stop14h 03mAmerican Airlines
Deal found 9/13$671
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Thu 10/210:30 pmEZE - ORD
1 stop20h 16mAmerican Airlines
Thu 1/84:33 pmORD - EZE
1 stop15h 17mAmerican Airlines
Deal found 9/14$672
This American Airlines deal was found by Cheapflights users on 9/15. 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.
Thu 10/3011:35 pmEZE - ORD
1 stop25h 00mAmerican Airlines
Thu 11/61:23 pmORD - EZE
1 stop15h 47mAmerican Airlines
Deal found 9/15$673
This American Airlines deal was found by Cheapflights users on 9/13. 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.
Tue 11/410:25 pmEZE - ORD
1 stop19h 59mAmerican Airlines
Tue 11/181:23 pmORD - EZE
1 stop15h 47mAmerican Airlines
Deal found 9/13$685
This Avianca deal was found by Cheapflights users on 9/13. 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.
Mon 11/31:40 amEZE - ORD
1 stop21h 40mAvianca
Tue 11/1810:20 pmORD - EZE
1 stop14h 30mAvianca
Deal found 9/13$690
This Avianca deal was found by Cheapflights users on 9/14. 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.
Wed 10/11:40 amEZE - ORD
1 stop13h 35mAvianca
Sun 11/3010:20 pmORD - EZE
1 stop14h 30mAvianca
Deal found 9/14$692
This Delta deal was found by Cheapflights users on 9/15. 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 10/28:10 pmEZE - ORD
2 stops22h 10mDelta
Tue 12/21:10 pmORD - EZE
2 stops18h 05mDelta
Deal found 9/15$696

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ministro Pistarini to O'Hare Intl 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 15, 2025.
Use the filters below to find and compare flights from Buenos Aires Ministro Pistarini Airport to Chicago O'Hare Intl Airport that are best for you.

Fly from

Ministro Pistarini

Fly to

O'Hare Intl

Route

Depart

Return

Price

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Thu 10/16

9:15 pm-4:13 pm

1 stop20h 58m

Chicago O'Hare Intl

Thu 10/23

1:51 pm-7:25 am

1 stop15h 34m

$669

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Mon 11/3

1:40 am-8:20 pm

1 stop21h 40m

Chicago O'Hare Intl

Tue 11/18

10:20 pm-3:50 pm

1 stop14h 30m

$690

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Sat 10/18

5:08 am-12:21 am

1 stop21h 13m

Chicago O'Hare Intl

Mon 12/1

6:55 am-4:10 am

1 stop18h 15m

$692

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Mon 10/20

5:08 am-12:21 am

1 stop21h 13m

Chicago O'Hare Intl

Mon 10/27

7:59 am-1:00 am

1 stop15h 01m

$692

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Sun 11/2

3:57 am-12:05 am

1 stop23h 08m

Chicago O'Hare Intl

Mon 11/17

6:56 am-12:53 am

1 stop14h 57m

$692

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Wed 10/29

3:57 am-12:56 am

1 stop22h 59m

Chicago O'Hare Intl

Thu 11/6

6:56 am-4:10 am

1 stop18h 14m

$692

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Sat 11/1

3:57 am-1:05 am

1 stop23h 08m

Chicago O'Hare Intl

Tue 11/18

6:56 am-1:00 am

1 stop15h 04m

$692

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Thu 10/16

10:07 am-12:21 am

1 stop16h 14m

Chicago O'Hare Intl

Wed 10/29

7:59 am-1:00 am

1 stop15h 01m

$692

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Thu 10/2

8:10 pm-10:10 am

1 stop16h 00m

Chicago O'Hare Intl

Sun 11/30

1:09 pm-7:20 am

1 stop15h 11m

$696

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Sat 10/18

8:10 pm-8:32 am

1 stop14h 22m

Chicago O'Hare Intl

Sun 10/26

1:08 pm-10:15 am

1 stop19h 07m

$696

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 17 results
1
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Best time to book a flight from Ministro Pistarini to O'Hare Intl

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

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

Use this chart to determine the optimal time to book a round-trip flight from Ministro Pistarini to O'Hare Intl. Price data was last updated on September 12, 2025.

The best time to book flights from Buenos Aires Ministro Pistarini Airport to Chicago O'Hare Intl Airport is 57 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, August is the cheapest month in which you can book a flight from Buenos Aires Ministro Pistarini Airport to Chicago O'Hare Intl Airport (average of $245). Flying from Buenos Aires Ministro Pistarini Airport to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). 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 EZE to ORD?

Find hourly flight availability from Ministro Pistarini to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

It’s typically best to fly out from Buenos Aires Ministro Pistarini Airport to Chicago O'Hare Intl Airport in the morning. Doing so could potentially save you 22% on the flight price compared to flying at noon, which is usually more expensive.

How much does it cost to fly round-trip from Buenos Aires Ministro Pistarini Airport to Chicago O'Hare Intl Airport?

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated September 15, 2025.
Peruse reviews from past customers who have flown with Delta, Copa Airlines, and United Airlines from Buenos Aires Ministro Pistarini Airport to Chicago O'Hare Intl 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.
8.0
Very good

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
8.0
Very good
8.0
Very good

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
8.0
Very good

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
8.0
Very good

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
8.0
Very good

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
8.0
Very good

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others

Related info for your journey

Find useful and relevant information for your journey from Ministro Pistarini to O'Hare Intl. 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 Buenos Aires Ministro Pistarini Airport to Chicago O'Hare Intl Airport?

    Airlines like American Airlines, Avianca, and Copa Airlines fly from Buenos Aires Ministro Pistarini Airport to Chicago O'Hare Intl Airport in about 20h 58m. The time it takes to get you to your destination can typically vary by up to 42m. The distance between Buenos Aires Ministro Pistarini Airport and Chicago O'Hare Intl Airport is about 5619 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 Buenos Aires Ministro Pistarini Airport to Chicago O'Hare Intl Airport round-trip?

    According to our current data, Copa Airlines ($750), Avianca ($882), and Delta ($969) offers the cheapest pricing from Buenos Aires Ministro Pistarini Airport to Chicago O'Hare Intl Airport. Copa Airlines is currently priced 37% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ministro Pistarini to O'Hare Intl 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 Buenos Aires Ministro Pistarini Airport to Chicago O'Hare Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Buenos Aires Ministro Pistarini Airport to Chicago O'Hare Intl Airport (average of $245). Flying from Buenos Aires Ministro Pistarini Airport to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). 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

Traveling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Schaumburg
Rosemont
Skokie
Gurnee
Hoffman Estates
Des Plaines
Elgin
Arlington Heights
Orland Park
Beloit
Racine
Rockford
Oak Brook
Elk Grove Village
Downers Grove
Naperville
Evanston
Merrillville
Bridgeview
Warrenville

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Top 5 airlines flying from Ministro Pistarini to O'Hare Intl

Discover the top 5 airlines that operate flights from Ministro Pistarini to O'Hare Intl. 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 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$882Average$1,140FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$962Average$1,217FlexibilityNo cancel feeOn-time70%
DeltaCheapest$969Average$1,241FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$1,015Average$1,278FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$1,084Average$1,385FlexibilityNo cancel feeOn-time69%

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