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$264+ 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 4/25. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — EZE
Apr 10 — Apr 171
Fri 4/10
Fri 4/17
1 adult, Economy
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Cheap 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 March 11, 2026.

This Trip.com deal was found by Cheapflights users on 3/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/228:06 am
ORD
-
MDZ
2 stops28h 59m
Multiple Airlines
Wed 4/299:10 pm
MDZ
-
ORD
2 stops30h 03m
Multiple Airlines
Deal found 3/8$751
This Kiwi.com deal was found by Cheapflights users on 3/7. 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.
Mon 4/274:30 am
ORD
-
COR
1 stop15h 54m
Multiple Airlines
Sat 5/93:30 am
COR
-
ORD
2 stops22h 29m
Multiple Airlines
Deal found 3/7$847
This Trip.com deal was found by Cheapflights users on 3/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2411:20 pm
ORD
-
MDZ
2 stops18h 50m
Multiple Airlines
Fri 5/13:40 pm
MDZ
-
ORD
2 stops31h 40m
Multiple Airlines
Deal found 3/9$856
This Trip.com deal was found by Cheapflights users on 3/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1711:20 pm
ORD
-
MDZ
2 stops18h 50m
Multiple Airlines
Wed 4/229:10 pm
MDZ
-
ORD
2 stops26h 10m
Multiple Airlines
Deal found 3/10$858
This Mytrip deal was found by Cheapflights users on 3/7. 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.
Mon 4/273:05 pm
ORD
-
COR
1 stop31h 15m
Copa Airlines
Sun 5/105:49 am
COR
-
ORD
1 stop21h 26m
Copa Airlines
Deal found 3/7$875
This Kiwi.com deal was found by Cheapflights users on 3/9. 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.
Mon 4/64:30 am
ORD
-
COR
1 stop15h 54m
Multiple Airlines
Fri 4/105:00 am
COR
-
ORD
2 stops30h 50m
Multiple Airlines
Deal found 3/9$897
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 3/266:50 am
ORD
-
EZE
2 stops18h 55m
Multiple Airlines
Thu 5/2811:00 am
EZE
-
ORD
1 stop14h 40m
Multiple Airlines
Deal found 3/10$898
This Booking.com deal was found by Cheapflights users on 3/9. 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.
Sat 5/211:20 pm
ORD
-
AEP
2 stops20h 00m
Multiple Airlines
Sun 5/174:30 pm
AEP
-
ORD
3 stops22h 35m
Multiple Airlines
Deal found 3/9$898
This Gotogate deal was found by Cheapflights users on 3/10. 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.
Fri 7/176:45 am
ORD
-
EZE
1 stop22h 00m
Arajet
Sat 8/12:45 am
EZE
-
ORD
1 stop21h 25m
Arajet
Deal found 3/10$899
This Mytrip deal was found by Cheapflights users on 3/9. 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.
Fri 4/1711:20 pm
ORD
-
AEP
3 stops23h 47m
Multiple Airlines
Sat 4/2510:10 pm
AEP
-
ORD
2 stops25h 10m
Multiple Airlines
Deal found 3/9$899
This Mytrip deal was found by Cheapflights users on 3/10. 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 3/248:34 am
ORD
-
AEP
2 stops24h 46m
Multiple Airlines
Tue 5/263:45 pm
AEP
-
ORD
3 stops34h 02m
Multiple Airlines
Deal found 3/10$900
This Booking.com deal was found by Cheapflights users on 3/9. 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.
Tue 4/147:17 am
ORD
-
EZE
2 stops20h 23m
Multiple Airlines
Sun 4/267:30 pm
EZE
-
ORD
2 stops27h 50m
Multiple Airlines
Deal found 3/9$901

Find 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 March 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$751
(Trip.com)

One-way from

$264
(eDestinos)

Popular in

May

Cheapest in

October

Average price

$1,125
Provider with most accurate pricing for Chicago (CHI)-Buenos Aires (BUE) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Buenos Aires (BUE) flights.
Search Deals
From Chicago O'Hare Intl to Argentina
Search Deals
One-way flight from Chicago O'Hare Intl to Argentina
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($76 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 March 11, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Argentina that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoMendoza

ORD - MDZ

ORDMDZ

Chicago O'Hare Intl

Wed 4/22

8:06 am-3:05 pm

2 stops28h 59m

Mendoza El Plumerillo

Wed 4/29

9:10 pm-1:13 am

2 stops30h 03m

$751

ChicagoMendoza

ORD - MDZ

ORDMDZ

Chicago O'Hare Intl

Fri 4/24

11:20 pm-8:10 pm

2 stops18h 50m

Mendoza El Plumerillo

Fri 5/1

3:40 pm-9:20 pm

2 stops31h 40m

$856

ChicagoBuenos Aires

ORD - AEP

ORDAEP

Chicago O'Hare Intl

Sat 5/16

12:12 pm-5:20 pm

2 stops27h 08m

Buenos Aires Jorge Newbery

Sat 5/23

2:55 pm-10:10 pm

3 stops33h 15m

$904

ChicagoCordoba

ORD - COR

ORDCOR

Chicago O'Hare Intl

Fri 4/24

8:06 am-12:20 am

1 stop14h 14m

Cordoba Pajas Blancas

Fri 5/1

5:49 am-1:15 am

1 stop21h 26m

$905

ChicagoCordoba

ORD - COR

ORDCOR

Chicago O'Hare Intl

Tue 4/21

8:06 am-2:22 am

1 stop16h 16m

Cordoba Pajas Blancas

Mon 4/27

3:35 am-1:13 am

1 stop23h 38m

$905

ChicagoCordoba

ORD - COR

ORDCOR

Chicago O'Hare Intl

Sat 4/25

8:06 am-12:20 am

1 stop14h 14m

Cordoba Pajas Blancas

Fri 5/1

3:32 am-1:15 am

1 stop23h 43m

$925

ChicagoBuenos Aires

ORD - AEP

ORDAEP

Chicago O'Hare Intl

Thu 4/30

11:20 pm-5:40 am

1 stop28h 20m

Buenos Aires Jorge Newbery

Sun 5/10

7:00 am-9:20 pm

1 stop16h 20m

$940

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Mon 6/8

8:02 am-2:30 am

1 stop16h 28m

Buenos Aires Ministro Pistarini

Mon 6/22

9:02 am-4:00 am

1 stop20h 58m

$945

ChicagoBuenos Aires

ORD - AEP

ORDAEP

Chicago O'Hare Intl

Fri 4/17

11:20 pm-1:07 am

3 stops23h 47m

Buenos Aires Jorge Newbery

Sat 4/25

3:10 pm-9:20 pm

3 stops32h 10m

$954

ChicagoBuenos Aires

ORD - AEP

ORDAEP

Chicago O'Hare Intl

Fri 4/24

11:20 pm-5:40 am

1 stop28h 20m

Buenos Aires Jorge Newbery

Tue 4/28

7:00 am-9:20 pm

1 stop16h 20m

$957

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/6

Showing 1-10 of 60 resultsSorted by cheapest first
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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 $1,143). 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.

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 March 11, 2026.
Read reviews from past customers who have flown Delta,Copa Airlines, andUnited 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
8,278 reviews

Boarding

8.1

Overall

7.9

Food

7.2

Entertainment

7.8

Comfort

7.9

Crew

8.5

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
8,278 reviews
Delta
7.9
Good
8,278 reviews

Boarding

8.1

Overall

7.9

Food

7.2

Entertainment

7.8

Comfort

7.9

Crew

8.5

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
7.5
Good
1,569 reviews
Delta
7.9
Good
8,278 reviews

Boarding

8.1

Overall

7.9

Food

7.2

Entertainment

7.8

Comfort

7.9

Crew

8.5

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
9,413 reviews
Delta
7.9
Good
8,278 reviews

Boarding

8.1

Overall

7.9

Food

7.2

Entertainment

7.8

Comfort

7.9

Crew

8.5

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
7.1
Good
11,421 reviews
Delta
7.9
Good
8,278 reviews

Boarding

8.1

Overall

7.9

Food

7.2

Entertainment

7.8

Comfort

7.9

Crew

8.5

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
6.5
Okay
2,499 reviews
Delta
7.9
Good
8,278 reviews

Boarding

8.1

Overall

7.9

Food

7.2

Entertainment

7.8

Comfort

7.9

Crew

8.5

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 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 14h 14m. Fly via Copa Airlines, Avianca, or Delta 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 cheapest airlines to fly from Chicago O'Hare Intl Airport to Argentina one-way?

    $353 is the cheapest one-way deal found within the past few days, from Avianca. You may also be able to find cheap deals on American Airlines and United Airlines, with prices starting from $752 and $762, respectively.

  • 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 - Cordoba Pajas Blancas.

  • 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 $1,143). 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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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 March 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
ArajetCheapest$360Average$878FlexibilityNo cancel feeOn-timeN/A
Copa AirlinesCheapest$569Average$1,110FlexibilityNo cancel feeOn-time70%
LATAM AirlinesCheapest$727Average$792FlexibilityNo cancel feeOn-time81%
AviancaCheapest$750Average$990FlexibilityNo cancel feeOn-time71%
DeltaCheapest$951Average$1,325FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$951Average$1,140FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$1,015Average$1,254FlexibilityNo cancel feeOn-time71%

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