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$321+ 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 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — EZE
אפר' 5 — אפר' 121
ש' 4/5
ש' 4/12
1 adult, Economy
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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 מרץ 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$818
(Mytrip)

One-way from

$323
(Avianca)

Popular in

December

Cheapest in

September

Average price

$1,247
Provider with most accurate pricing for Chicago (CHI)-Buenos Aires (BUE) flight deals.
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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. 9% potential increase in price ($119 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($37 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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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 מרץ 31, 2025.

This Mytrip deal was found by Cheapflights users on 3/30. 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.
ג' 5/132:35 pmORD - MDZ
3 stops27h 35mMultiple Airlines
ג' 5/2011:20 amMDZ - ORD
3 stops32h 21mMultiple Airlines
Deal found 3/30$818
This oojo deal was found by Cheapflights users on 3/31. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ו' 5/92:35 pmORD - EZE
1 stop22h 45mAvianca
ש' 5/174:45 pmEZE - ORD
1 stop22h 30mAvianca
Deal found 3/31$957
This Mytrip deal was found by Cheapflights users on 3/30. 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.
ד' 6/115:51 amORD - AEP
3 stops29h 09mMultiple Airlines
ב' 9/14:50 amAEP - ORD
2 stops35h 26mMultiple Airlines
Deal found 3/30$959
This Mytrip deal was found by Cheapflights users on 3/31. 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.
ה' 5/152:35 pmORD - EZE
2 stops22h 15mMultiple Airlines
ד' 5/212:30 amEZE - ORD
2 stops23h 35mMultiple Airlines
Deal found 3/31$973
This Mytrip deal was found by Cheapflights users on 3/30. 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.
ד' 5/147:47 amORD - COR
3 stops33h 08mMultiple Airlines
ד' 5/211:35 pmCOR - ORD
3 stops28h 28mMultiple Airlines
Deal found 3/30$977
This Air Canada deal was found by Cheapflights users on 3/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ו' 5/94:00 pmORD - EZE
2 stops20h 30mAir Canada
ש' 5/174:35 pmEZE - ORD
2 stops22h 20mAir Canada
Deal found 3/30$978
This Mytrip deal was found by Cheapflights users on 3/30. 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.
ג' 5/137:47 amORD - BRC
3 stops33h 23mMultiple Airlines
ג' 5/202:00 pmBRC - ORD
3 stops29h 41mMultiple Airlines
Deal found 3/30$989
This KAYAK deal was found by Cheapflights users on 3/31. 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.
ד' 8/61:07 amORD - MDZ
1 stop21h 09mCopa Airlines
ו' 8/151:17 amMDZ - ORD
1 stop24h 35mCopa Airlines
Deal found 3/31$1,013
This KAYAK deal was found by Cheapflights users on 3/31. 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.
ג' 7/81:07 amORD - EZE
1 stop21h 44mCopa Airlines
ד' 8/2712:06 amEZE - ORD
1 stop15h 36mCopa Airlines
Deal found 3/31$1,013
This Priceline deal was found by Cheapflights users on 3/30. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ו' 6/133:45 pmORD - AEP
2 stops35h 55mAvianca
ה' 6/197:00 amAEP - ORD
3 stops33h 25mAvianca
Deal found 3/30$1,014
This LATAM Airlines deal was found by Cheapflights users on 3/30. 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.
ש' 6/75:30 amORD - MDZ
2 stops23h 15mLATAM Airlines
א' 6/87:40 pmMDZ - ORD
2 stops24h 06mLATAM Airlines
Deal found 3/30$1,015
This Mytrip deal was found by Cheapflights users on 3/31. 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.
ב' 5/122:35 pmORD - IGR
2 stops40h 00mMultiple Airlines
ב' 5/199:25 pmIGR - ORD
2 stops41h 50mMultiple Airlines
Deal found 3/31$1,025

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 מרץ 31, 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

ChicagoMendoza

ORD - MDZ

ORDMDZ

Chicago O'Hare Intl

ג' 5/13

2:35 pm-8:10 pm

3 stops27h 35m

Mendoza El Plumerillo

ג' 5/20

11:20 am-5:41 pm

3 stops32h 21m

$818

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

ו' 5/9

2:35 pm-3:20 pm

1 stop22h 45m

Buenos Aires Ministro Pistarini

ש' 5/17

4:45 pm-1:15 pm

1 stop22h 30m

$957

ChicagoBuenos Aires

ORD - AEP

ORDAEP

Chicago O'Hare Intl

ד' 6/11

5:51 am-1:00 pm

3 stops29h 09m

Buenos Aires Jorge Newbery

ב' 9/1

4:50 am-2:16 pm

2 stops35h 26m

$959

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

ה' 5/15

2:35 pm-2:50 pm

2 stops22h 15m

Buenos Aires Ministro Pistarini

ד' 5/21

2:30 am-12:05 am

2 stops23h 35m

$973

ChicagoCordoba

ORD - COR

ORDCOR

Chicago O'Hare Intl

ד' 5/14

7:47 am-6:55 pm

3 stops33h 08m

Cordoba Pajas Blancas

ד' 5/21

1:35 pm-4:03 pm

3 stops28h 28m

$977

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

ו' 5/9

4:00 pm-2:30 pm

2 stops20h 30m

Buenos Aires Ministro Pistarini

ש' 5/17

4:35 pm-12:55 pm

2 stops22h 20m

$978

ChicagoSan Carlos de Bariloche

ORD - BRC

ORDBRC

Chicago O'Hare Intl

ג' 5/13

7:47 am-7:10 pm

3 stops33h 23m

San Carlos de Bariloche Teniente Luis Candelaria

ג' 5/20

2:00 pm-5:41 pm

3 stops29h 41m

$989

ChicagoMendoza

ORD - MDZ

ORDMDZ

Chicago O'Hare Intl

ד' 8/6

1:07 am-12:16 am

1 stop21h 09m

Mendoza El Plumerillo

ו' 8/15

1:17 am-11:52 pm

1 stop24h 35m

$1,013

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

ג' 7/8

1:07 am-12:51 am

1 stop21h 44m

Buenos Aires Ministro Pistarini

ד' 8/27

12:06 am-1:42 pm

1 stop15h 36m

$1,013

ChicagoMendoza

ORD - MDZ

ORDMDZ

Chicago O'Hare Intl

ש' 6/7

5:30 am-6:45 am

2 stops23h 15m

Mendoza El Plumerillo

א' 6/8

7:40 pm-5:46 pm

2 stops24h 06m

$1,015

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 48 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, April is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Argentina (average of $795). Flying from Chicago O'Hare Intl Airport to Argentina 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 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 מרץ 31, 2025.

When flying from Chicago O'Hare Intl Airport to Argentina, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Argentina by month

Plan your trip to Argentina by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Argentina ranges from 2.0 - 3.9 inches per month. January is typically the wettest month, when rainfall can reach 3.9 in. June is typically the driest time to visit Argentina when rainfall is around 2.0 in.

Temperature in Argentina by month

Plan your trip to Argentina by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Argentina, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 51.8 F).

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 מרץ 31, 2025.
Read through reviews of airlines operating flights from Chicago to Argentina, such as Delta, Copa Airlines and LATAM Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,899 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Copa Airlines
7.6
Good
1,400 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
LATAM Airlines
7.5
Good
1,754 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Aeromexico
7.5
Good
1,700 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,614 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Argentina one-way?

    $323 is the cheapest one-way deal found within the past few days, from Avianca. You may also be able to find cheap deals on GOL and Air Canada, with prices starting from $489 and $585, 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, April is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Argentina (average of $795). Flying from Chicago O'Hare Intl Airport to Argentina 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.

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 6 airlines flying from O'Hare Intl to Argentina

Discover the top 6 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 מרץ 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$758Average$1,159FlexibilityNo cancel feeOn-timeN/A
AviancaCheapest$762Average$1,620FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$869Average$1,239FlexibilityNo cancel feeOn-time70%
LATAM AirlinesCheapest$965Average$1,220FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$1,023Average$1,265FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$1,060Average$1,257FlexibilityNo cancel feeOn-time69%
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