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$259+ Cheap flights from O'Hare Intl (ORD) to Argentina

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 11/16. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — EZE
nov. 28 — dic. 51
vie. 11/28
vie. 12/5
1 adult, Economy
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Find flight deals from O'Hare Intl to Argentina

Cheapest flights from O'Hare Intl to Argentina
Explore the most affordable flight options available from O'Hare Intl to Argentina. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 29, 2025.

This Copa Airlines deal was found by Cheapflights users on 10/28. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/32:07 pmORD - COR
1 stop33h 46mCopa Airlines
dom. 12/75:37 amCOR - ORD
1 stop21h 28mCopa Airlines
Deal found 10/28$766
This Mytrip deal was found by Cheapflights users on 10/28. 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.
sáb. 11/2910:27 amORD - EZE
1 stop14h 18mMultiple Airlines
dom. 12/148:55 amEZE - ORD
3 stops36h 41mMultiple Airlines
Deal found 10/28$768
This Copa Airlines deal was found by Cheapflights users on 10/29. 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.
vie. 11/282:07 pmORD - EZE
1 stop14h 52mCopa Airlines
jue. 12/43:41 amEZE - ORD
1 stop23h 24mCopa Airlines
Deal found 10/29$769
This Mytrip deal was found by Cheapflights users on 10/29. 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.
mié. 11/195:10 amORD - AEP
3 stops23h 45mMultiple Airlines
jue. 12/49:30 pmAEP - ORD
3 stops24h 06mMultiple Airlines
Deal found 10/29$770
This Mytrip deal was found by Cheapflights users on 10/28. 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.
mar. 12/910:20 pmORD - EZE
1 stop14h 30mMultiple Airlines
mié. 12/102:40 amEZE - ORD
2 stops24h 19mMultiple Airlines
Deal found 10/28$772
This Copa Airlines deal was found by Cheapflights users on 10/29. 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.
vie. 11/146:56 amORD - EZE
1 stop18h 26mCopa Airlines
lun. 11/1712:08 amEZE - ORD
1 stop15h 38mCopa Airlines
Deal found 10/29$789
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
jue. 11/1310:20 pmORD - EZE
2 stops36h 45mMultiple Airlines
lun. 11/242:45 amEZE - ORD
1 stop22h 55mMultiple Airlines
Deal found 10/28$790
This KAYAK deal was found by Cheapflights users on 10/27. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/285:51 pmORD - EZE
2 stops18h 09mLATAM Airlines
dom. 11/22:45 pmEZE - ORD
2 stops22h 35mLATAM Airlines
Deal found 10/27$791
This LATAM Airlines deal was found by Cheapflights users on 10/27. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/109:51 amORD - AEP
2 stops19h 04mLATAM Airlines
jue. 11/132:55 pmAEP - ORD
2 stops24h 44mLATAM Airlines
Deal found 10/27$791
This Mytrip deal was found by Cheapflights users on 10/29. 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.
mié. 12/310:20 pmORD - EZE
1 stop14h 30mMultiple Airlines
mar. 12/97:30 amEZE - ORD
3 stops43h 39mMultiple Airlines
Deal found 10/29$792
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
vie. 11/286:45 amORD - EZE
1 stop24h 35mMultiple Airlines
vie. 12/57:30 amEZE - ORD
2 stops19h 29mMultiple Airlines
Deal found 10/29$796
This Mytrip deal was found by Cheapflights users on 10/28. 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.
mié. 11/2610:20 pmORD - EZE
1 stop14h 30mMultiple Airlines
mié. 12/312:15 pmEZE - ORD
3 stops33h 21mMultiple Airlines
Deal found 10/28$797

Cheap flight deals from O'Hare Intl to Argentina

Keep the following information in mind while searching for O'Hare Intl to Argentina flight deals. Data was last updated octubre 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$718
(Copa Airlines)

One-way from

$259
(Mytrip)

Popular in

December

Cheapest in

November

Average price

$993
Provider with most accurate pricing for Chicago (CHI)-Buenos Aires (BUE) flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Buenos Aires (BUE) flights.
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From Chicago O'Hare Intl to Argentina
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One-way flight from Chicago O'Hare Intl to Argentina
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Highest demand for flights based on searches. 3% potential increase in price ($36 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl to Argentina 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 octubre 29, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Argentina that are best for you.

Fly from

O'Hare Intl

Fly to

Argentina

Route

Depart

Return

Price

ChicagoCordoba

ORD - COR

ORDCOR

Chicago O'Hare Intl

mié. 12/3

2:07 pm-2:53 am

1 stop33h 46m

Cordoba Pajas Blancas

dom. 12/7

5:37 am-12:05 am

1 stop21h 28m

$766

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

vie. 11/28

6:56 am-4:22 am

1 stop18h 26m

Buenos Aires Ministro Pistarini

sáb. 12/6

5:16 am-12:05 am

1 stop21h 49m

$769

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

vie. 11/28

2:07 pm-7:59 am

1 stop14h 52m

Buenos Aires Ministro Pistarini

jue. 12/4

3:41 am-12:05 am

1 stop23h 24m

$769

ChicagoBuenos Aires

ORD - AEP

ORDAEP

Chicago O'Hare Intl

mar. 11/25

5:00 am-12:40 pm

3 stops28h 40m

Buenos Aires Jorge Newbery

mar. 12/2

5:15 pm-10:06 pm

2 stops31h 51m

$802

ChicagoBuenos Aires

ORD - AEP

ORDAEP

Chicago O'Hare Intl

mié. 11/26

10:20 pm-9:00 pm

2 stops19h 40m

Buenos Aires Jorge Newbery

mié. 12/3

9:50 am-6:36 pm

3 stops35h 46m

$830

ChicagoMendoza

ORD - MDZ

ORDMDZ

Chicago O'Hare Intl

jue. 1/8

8:41 am-8:10 pm

3 stops32h 29m

Mendoza El Plumerillo

jue. 1/22

3:40 pm-12:30 pm

3 stops23h 50m

$860

ChicagoBuenos Aires

ORD - AEP

ORDAEP

Chicago O'Hare Intl

lun. 1/12

5:45 am-9:29 am

2 stops24h 44m

Buenos Aires Jorge Newbery

jue. 1/22

9:50 am-12:30 pm

3 stops29h 40m

$880

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

mié. 11/26

6:56 am-1:00 am

1 stop15h 04m

Buenos Aires Ministro Pistarini

mié. 12/3

2:32 pm-12:52 pm

1 stop25h 20m

$890

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

mié. 11/26

6:56 am-1:00 am

1 stop15h 04m

Buenos Aires Ministro Pistarini

dom. 12/7

3:41 am-12:05 am

1 stop23h 24m

$890

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

mar. 11/25

6:56 am-4:10 am

1 stop18h 14m

Buenos Aires Ministro Pistarini

lun. 12/1

3:41 am-12:05 am

1 stop23h 24m

$890

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Showing 1-10 of 60 results
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Best time to book a flight from O'Hare Intl to Argentina

Have a flexible travel schedule? Discover the best time to fly to Argentina 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 Argentina

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Argentina?

Currently, October is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Argentina (average of $380). Flying from Chicago O'Hare Intl Airport to Argentina 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 AR?

Find hourly flight availability from O'Hare Intl to Argentina. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated octubre 29, 2025.

A simple way to save on the total cost of your ticket is to fly from Chicago O'Hare Intl Airport to Argentina in the evening. If you’re flexible enough to do this you can expect to save up to 13% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from Chicago O'Hare Intl Airport to Argentina?

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

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

Reviews of airlines servicing Argentina

Get insights into the airlines that provide service to Argentina. 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 Argentina. Reviews last updated octubre 29, 2025.
Read reviews from past customers who have flown Delta, Copa Airlines, and United Airlines from Chicago O'Hare Intl Airport to Argentina. 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
7,994 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,994 reviews
Delta
7.9
Good
7,994 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Copa Airlines
7.6
Good
1,562 reviews
Delta
7.9
Good
7,994 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
9,001 reviews
Delta
7.9
Good
7,994 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,032 reviews
Delta
7.9
Good
7,994 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Avianca
6.6
Okay
2,468 reviews
Delta
7.9
Good
7,994 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Argentina. 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 Argentina?

    There are many flights that can get you from Chicago O'Hare Intl Airport to Argentina in 18h 35m. Fly via Copa Airlines, Delta, or LATAM Airlines to get the fastest option. The distance from Chicago O'Hare Intl Airport to Argentina is about 5281 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Chicago O'Hare Intl Airport to Argentina?

    The most popular flight routes from Chicago O'Hare Intl Airport to Argentina are Chicago O'Hare Intl - Buenos Aires Ministro Pistarini, Chicago O'Hare Intl - Buenos Aires Jorge Newbery and Chicago O'Hare Intl - Mendoza El Plumerillo.

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

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

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

    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 Argentina.

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

    Yes. Cheapflights offers flight deals from O'Hare Intl to Argentina 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 Argentina?

    Currently, October is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Argentina (average of $380). Flying from Chicago O'Hare Intl Airport to Argentina 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 Argentina

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from O'Hare Intl to Argentina

Discover the top 7 airlines that operate flights from O'Hare Intl to Argentina. 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 octubre 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
ArajetCheapest$360Average$884FlexibilityNo cancel feeOn-timeN/A
Copa AirlinesCheapest$670Average$1,394FlexibilityNo cancel feeOn-time70%
AviancaCheapest$750Average$1,146FlexibilityNo cancel feeOn-time71%
DeltaCheapest$951Average$1,197FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$975Average$1,173FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$1,015Average$1,248FlexibilityNo cancel feeOn-time71%
LATAM AirlinesCheapest$1,186Average$1,265FlexibilityNo cancel feeOn-time81%

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