HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Argentina

$304+ 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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — EZE
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from O'Hare Intl to Argentina 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.

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 December 12, 2025.

This FlightHub deal was found by Cheapflights users on 12/11. 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.
Mon 12/159:49 amORD - EZE
1 stop18h 31mLATAM Airlines
Wed 12/172:45 pmEZE - ORD
2 stops20h 54mLATAM Airlines
Deal found 12/11$810
This Kiwi.com deal was found by Cheapflights users on 12/11. 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 12/127:10 amORD - EZE
1 stop24h 10mMultiple Airlines
Fri 12/1911:55 pmEZE - ORD
2 stops24h 37mMultiple Airlines
Deal found 12/11$925
This Kiwi.com deal was found by Cheapflights users on 12/9. 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.
Sat 12/1311:27 amORD - EZE
1 stop13h 18mMultiple Airlines
Sun 12/144:45 amEZE - ORD
1 stop20h 15mMultiple Airlines
Deal found 12/9$940
This Expedia deal was found by Cheapflights users on 12/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1310:20 pmORD - EZE
1 stop23h 15mAvianca
Mon 12/154:55 pmEZE - ORD
1 stop30h 25mAvianca
Deal found 12/10$1,041
This Booking.com deal was found by Cheapflights users on 12/11. 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 12/155:45 amORD - EZE
1 stop15h 20mMultiple Airlines
Wed 12/177:30 amEZE - ORD
1 stop15h 50mMultiple Airlines
Deal found 12/11$1,048
This Orbitz deal was found by Cheapflights users on 12/10. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:45 amORD - EZE
1 stop15h 20mArajet
Tue 1/611:20 amEZE - ORD
1 stop14h 20mArajet
Deal found 12/10$1,049
This Copa Airlines deal was found by Cheapflights users on 12/10. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/117:33 amORD - EZE
1 stop17h 37mCopa Airlines
Thu 12/189:03 amEZE - ORD
1 stop18h 02mCopa Airlines
Deal found 12/10$1,094
This Mytrip deal was found by Cheapflights users on 12/11. 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 12/1410:20 pmORD - MDZ
3 stops30h 05mMultiple Airlines
Wed 1/216:20 pmMDZ - ORD
3 stops26h 56mMultiple Airlines
Deal found 12/11$1,147
This Justfly.com deal was found by Cheapflights users on 12/10. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1110:20 pmORD - AEP
1 stop28h 20mAvianca
Thu 12/187:00 amAEP - ORD
1 stop16h 20mAvianca
Deal found 12/10$1,160
This Mytrip deal was found by Cheapflights users on 12/10. 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.
Wed 12/315:45 amORD - AEP
2 stops24h 55mMultiple Airlines
Thu 1/85:45 amAEP - ORD
3 stops40h 53mMultiple Airlines
Deal found 12/10$1,214
This Mytrip deal was found by Cheapflights users on 12/11. 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 12/155:45 amORD - MDZ
2 stops22h 40mMultiple Airlines
Mon 1/199:40 pmMDZ - ORD
2 stops28h 00mMultiple Airlines
Deal found 12/11$1,261
This Avianca deal was found by Cheapflights users on 12/11. 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.
Fri 12/127:35 amORD - AEP
2 stops19h 05mAvianca
Fri 12/197:00 amAEP - ORD
1 stop16h 20mAvianca
Deal found 12/11$1,352

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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$777
(Mytrip)

One-way from

$304
(Kiwi.com)

Popular in

March

Cheapest in

October

Average price

$1,159
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. 5% potential increase in price ($61 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 December 2025
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 December 12, 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

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Sun 3/1

2:46 pm-9:00 am

1 stop15h 14m

Buenos Aires Ministro Pistarini

Fri 3/6

2:45 pm-1:29 pm

2 stops25h 44m

$791

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Mon 1/19

9:23 am-10:15 am

2 stops21h 52m

Buenos Aires Ministro Pistarini

Sun 2/1

8:40 am-9:10 pm

1 stop15h 30m

$829

ChicagoBuenos Aires

ORD - AEP

ORDAEP

Chicago O'Hare Intl

Mon 1/26

7:20 am-6:40 pm

3 stops32h 20m

Buenos Aires Jorge Newbery

Tue 2/10

5:10 pm-10:06 pm

2 stops31h 56m

$854

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Sat 2/28

10:27 am-3:45 am

1 stop14h 18m

Buenos Aires Ministro Pistarini

Fri 3/6

9:15 pm-8:57 am

1 stop14h 42m

$870

ChicagoBuenos Aires

ORD - AEP

ORDAEP

Chicago O'Hare Intl

Sat 2/28

10:27 am-2:40 pm

3 stops25h 13m

Buenos Aires Jorge Newbery

Sun 3/8

1:50 pm-11:06 pm

3 stops35h 16m

$913

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Mon 1/26

4:35 pm-9:00 am

1 stop13h 25m

Buenos Aires Ministro Pistarini

Tue 2/10

8:55 pm-4:55 pm

1 stop23h 00m

$914

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Tue 2/10

9:55 am-9:00 am

1 stop20h 05m

Buenos Aires Ministro Pistarini

Tue 3/10

8:00 am-11:56 pm

2 stops17h 56m

$922

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Tue 2/10

9:55 am-9:00 am

1 stop20h 05m

Buenos Aires Ministro Pistarini

Wed 3/11

8:00 am-11:56 pm

2 stops17h 56m

$922

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Mon 2/9

12:15 pm-10:15 am

1 stop19h 00m

Buenos Aires Ministro Pistarini

Wed 3/11

8:55 pm-10:05 am

1 stop15h 10m

$922

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Wed 2/11

2:50 pm-9:00 am

1 stop15h 10m

Buenos Aires Ministro Pistarini

Thu 3/12

8:55 pm-4:46 pm

1 stop21h 51m

$922

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 52 results
1
2
3
...
6

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 $378). 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 December 12, 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 17% on your trip compared to booking a flight in the morning.

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 December 12, 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
8,009 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.3

Comfort

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
8,009 reviews
Delta
7.9
Good
8,009 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.3

Comfort

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
1,558 reviews
Delta
7.9
Good
8,009 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.3

Comfort

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
9,095 reviews
Delta
7.9
Good
8,009 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.3

Comfort

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
11,048 reviews
Delta
7.9
Good
8,009 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.3

Comfort

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
2,478 reviews
Delta
7.9
Good
8,009 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.3

Comfort

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 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 13h 25m. Fly via LATAM Airlines, Arajet, or Delta to get the fastest option. The distance from Chicago O'Hare Intl Airport to Argentina is about 5619 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 Jorge Newbery, Chicago O'Hare Intl - Buenos Aires Ministro Pistarini 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 $378). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for O'Hare Intl to Argentina

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Jose Maria Cordova Intl flights
O'Hare Intl to Lima flights
O'Hare Intl to Guarulhos Intl flights
O'Hare Intl to Rio de Janeiro–Galeão Intl flights
O'Hare Intl to Ministro Pistarini flights
O'Hare Intl to Cartagena flights
O'Hare Intl to Santos Dumont flights
O'Hare Intl to Bogotá flights
O'Hare Intl to Quito flights
Midway to Rio de Janeiro–Galeão Intl flights
Midway to Lima flights
Midway to Ministro Pistarini flights
O'Hare Intl to Santiago flights
Midway to Jose Maria Cordova Intl flights
O'Hare Intl to Enrique Olaya flights
Midway to Bogotá flights
Midway to Cartagena flights
Midway to Guarulhos Intl flights
Midway to Santiago flights
O'Hare Intl to Viracopos flights
Midway to Quito flights
O'Hare Intl to Congonhas flights
O'Hare Intl to Guayaquil flights
O'Hare Intl to Cuzco flights
O'Hare Intl to Cali flights
O'Hare Intl to Barranquilla flights
O'Hare Intl to Montevideo flights
O'Hare Intl to Curitiba flights
O'Hare Intl to Santa Cruz de la Sierra flights
O'Hare Intl to Santa Marta flights
O'Hare Intl to La Paz flights
O'Hare Intl to Bucaramanga flights
O'Hare Intl to Baltra flights
O'Hare Intl to Pereira flights
O'Hare Intl to Asuncion flights
O'Hare Intl to Cordoba flights
O'Hare Intl to San Andrés flights
O'Hare Intl to Recife flights
O'Hare Intl to Manaus flights
O'Hare Intl to Georgetown flights
O'Hare Intl to San Cristobal flights
O'Hare Intl to Brasilia flights
O'Hare Intl to Cuenca flights
O'Hare Intl to Belo Horizonte flights

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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
ArajetCheapest$360Average$894FlexibilityNo cancel feeOn-timeN/A
Copa AirlinesCheapest$593Average$1,135FlexibilityNo cancel feeOn-time70%
AviancaCheapest$750Average$1,087FlexibilityNo cancel feeOn-time71%
DeltaCheapest$951Average$1,194FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$951Average$1,161FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$1,015Average$1,252FlexibilityNo cancel feeOn-time71%
LATAM AirlinesCheapest$1,186Average$1,265FlexibilityNo cancel feeOn-time81%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.