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$346+ Cheap flights from Chicago (CHI) 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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — EZE
abr. 22 — abr. 291
mar. 4/22
mar. 4/29
1 adult, Economy
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Cheap flight deals from Chicago to Argentina

Keep the following information in mind while searching for Chicago to Argentina flight deals. Data was last updated abril 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$903
(Priceline)

One-way from

$346
(Avianca)

Popular in

December

Cheapest in

September

Average price

$1,189
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 (CHI) to Argentina
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One-way flight from Chicago (CHI) 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 April 2025
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Find flight deals from Chicago to Argentina

Cheapest flights from Chicago to Argentina
Explore the most affordable flight options available from Chicago to Argentina. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 17, 2025.

This Expedia deal was found by Cheapflights users on 4/16. 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.
jue. 11/132:05 pmORD - EZE
2 stops59h 35mAvianca
sáb. 11/295:50 amEZE - ORD
2 stops57h 25mAvianca
Deal found 4/16$901
This Mytrip deal was found by Cheapflights users on 4/16. 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. 5/149:08 pmORD - EZE
3 stops29h 17mMultiple Airlines
mié. 5/216:40 amEZE - ORD
2 stops32h 35mMultiple Airlines
Deal found 4/16$904
This Mytrip deal was found by Cheapflights users on 4/17. 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. 5/1412:41 pmORD - AEP
3 stops46h 19mMultiple Airlines
mar. 5/2710:20 amAEP - ORD
3 stops38h 44mMultiple Airlines
Deal found 4/17$910
This Air Canada deal was found by Cheapflights users on 4/16. 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.
mié. 5/1410:40 amORD - EZE
3 stops25h 50mAir Canada
mié. 5/214:35 pmEZE - ORD
2 stops24h 12mAir Canada
Deal found 4/16$932
This Copa Airlines deal was found by Cheapflights users on 4/17. 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. 8/61:07 amORD - MDZ
1 stop21h 09mCopa Airlines
vie. 8/151:17 amMDZ - ORD
1 stop24h 35mCopa Airlines
Deal found 4/17$1,013
This Copa Airlines deal was found by Cheapflights users on 4/17. 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.
mar. 10/287:56 amORD - EZE
1 stop15h 04mCopa Airlines
dom. 11/92:32 pmEZE - ORD
1 stop24h 50mCopa Airlines
Deal found 4/17$1,013
This Delta deal was found by Cheapflights users on 4/17. 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.
mar. 10/283:40 pmMDW - EZE
1 stop15h 20mDelta
lun. 11/108:55 pmEZE - MDW
1 stop24h 03mDelta
Deal found 4/17$1,025
This United Airlines deal was found by Cheapflights users on 4/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/198:50 amORD - EZE
1 stop21h 30mUnited Airlines
mar. 12/210:05 pmEZE - ORD
1 stop15h 02mUnited Airlines
Deal found 4/16$1,025
This LATAM Airlines deal was found by Cheapflights users on 4/17. 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. 10/276:50 pmMDW - AEP
2 stops19h 10mLATAM Airlines
jue. 11/63:40 pmAEP - MDW
2 stops21h 11mLATAM Airlines
Deal found 4/17$1,025
This LATAM Airlines deal was found by Cheapflights users on 4/16. 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.
mar. 9/306:10 pmORD - AEP
2 stops22h 20mLATAM Airlines
lun. 10/135:00 pmAEP - ORD
2 stops21h 08mLATAM Airlines
Deal found 4/16$1,025
This Delta deal was found by Cheapflights users on 4/16. 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.
mié. 7/910:35 amORD - EZE
2 stops21h 10mDelta
jue. 8/288:10 pmEZE - ORD
1 stop20h 10mDelta
Deal found 4/16$1,030
This Mytrip deal was found by Cheapflights users on 4/16. 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.
dom. 6/17:47 amORD - MDZ
3 stops29h 03mMultiple Airlines
dom. 6/811:20 amMDZ - ORD
3 stops34h 43mMultiple Airlines
Deal found 4/16$1,049

Cheapflights Fare Finder

Customize your flight search to find flights from Chicago 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 abril 17, 2025.
Use the filters below to find and compare flights from Chicago to Argentina that are best for you.

Fly from

Chicago

Fly to

Argentina

Route

Depart

Return

Price

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

mié. 6/11

3:45 pm-3:20 pm

3 stops21h 35m

Buenos Aires Ministro Pistarini

lun. 6/16

1:40 am-4:05 pm

2 stops16h 25m

$903

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

mié. 5/14

9:08 pm-4:25 am

3 stops29h 17m

Buenos Aires Ministro Pistarini

mié. 5/21

6:40 am-1:15 pm

2 stops32h 35m

$904

ChicagoBuenos Aires

ORD - AEP

ORDAEP

Chicago O'Hare Intl

mié. 5/14

12:41 pm-1:00 pm

3 stops46h 19m

Buenos Aires Jorge Newbery

mar. 5/27

10:20 am-11:04 pm

3 stops38h 44m

$910

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

mié. 5/14

10:40 am-2:30 pm

3 stops25h 50m

Buenos Aires Ministro Pistarini

mié. 5/21

4:35 pm-2:47 pm

2 stops24h 12m

$932

ChicagoMendoza

ORD - MDZ

ORDMDZ

Chicago O'Hare Intl

mié. 8/6

1:07 am-12:16 am

1 stop21h 09m

Mendoza El Plumerillo

vie. 8/15

1:17 am-11:52 pm

1 stop24h 35m

$1,013

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

mar. 7/8

1:07 am-1:02 am

1 stop21h 55m

Buenos Aires Ministro Pistarini

jue. 8/28

8:54 am-12:22 am

1 stop17h 28m

$1,013

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

mié. 7/9

9:30 am-9:45 am

1 stop22h 15m

Buenos Aires Ministro Pistarini

jue. 8/28

8:10 pm-12:09 pm

1 stop17h 59m

$1,025

ChicagoMendoza

ORD - MDZ

ORDMDZ

Chicago O'Hare Intl

dom. 6/1

7:47 am-2:50 pm

3 stops29h 03m

Mendoza El Plumerillo

dom. 6/8

11:20 am-8:03 pm

3 stops34h 43m

$1,049

ChicagoBuenos Aires

MDW - AEP

MDWAEP

Chicago Midway

sáb. 6/7

6:00 am-4:05 am

2 stops20h 05m

Buenos Aires Jorge Newbery

mar. 6/17

5:00 pm-9:41 am

2 stops18h 41m

$1,065

ChicagoBuenos Aires

ORD - AEP

ORDAEP

Chicago O'Hare Intl

sáb. 6/7

5:30 am-4:05 am

2 stops20h 35m

Buenos Aires Jorge Newbery

mar. 6/17

5:00 pm-12:35 pm

2 stops21h 35m

$1,065

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 55 results
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Best time to book a flight from Chicago to Argentina

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

What is the cheapest month to book a flight from Chicago to Argentina?

Currently, April is the cheapest month in which you can book a flight from Chicago to Argentina (average of $795). Flying from Chicago 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 CHI to AR?

Find hourly flight availability from Chicago 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 abril 17, 2025.

When flying from Chicago 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 abril 17, 2025.
See what other customers who have flown with Delta, Copa Airlines and LATAM Airlines from Chicago to Argentina have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,916 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

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
7,916 reviews
Delta
8.0
Very good
7,916 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

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
1,409 reviews
Delta
8.0
Very good
7,916 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

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
1,761 reviews
Delta
8.0
Very good
7,916 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

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
1,699 reviews
Delta
8.0
Very good
7,916 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

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
8,667 reviews
Delta
8.0
Very good
7,916 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

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 Chicago 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 to Argentina one-way?

    $346 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 $409 and $555, respectively.

  • What are the most popular routes from Chicago to Argentina?

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

  • Can I find deals for flights from Chicago to Argentina that include hotel bookings?

    Yes. In addition to deals on Chicago to Argentina flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Argentina?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Argentina.

  • Can I find deals for business class flights from Chicago to Argentina?

    Yes. Cheapflights offers flight deals from Chicago 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 to Argentina?

    Currently, April is the cheapest month in which you can book a flight from Chicago to Argentina (average of $795). Flying from Chicago 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 Chicago 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 Chicago to Argentina

Discover the top 6 airlines that operate flights from Chicago 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 abril 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$758Average$1,174FlexibilityNo cancel feeOn-timeN/A
AviancaCheapest$762Average$1,399FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$957Average$1,246FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$1,023Average$1,264FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$1,065Average$1,258FlexibilityNo cancel feeOn-time69%
LATAM AirlinesCheapest$1,235Average$1,265FlexibilityNo cancel feeOn-time81%

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