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Argentina

$318+ Cheap flights from Illinois 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 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — EZE
Apr 27 — May 41
Sun 4/27
Sun 5/4
1 adult, Economy
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Cheap flight deals from Illinois to Argentina

Keep the following information in mind while searching for Illinois to Argentina flight deals. Data was last updated April 22, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$894
(Mytrip)

One-way from

$318
(Travelocity)

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 Illinois to Argentina
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One-way flight from Illinois to Argentina
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Highest demand for flights based on searches. 8% potential increase in price ($116 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 Illinois to Argentina

Cheapest flights from Illinois to Argentina
Explore the most affordable flight options available from Illinois to Argentina. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.

This Mytrip deal was found by Cheapflights users on 4/22. 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 5/125:05 amORD - EZE
2 stops32h 15mMultiple Airlines
Mon 6/27:30 amEZE - ORD
3 stops41h 34mMultiple Airlines
Deal found 4/22$894
This Priceline deal was found by Cheapflights users on 4/22. 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.
Sun 6/12:35 pmORD - EZE
2 stops32h 50mAvianca
Fri 6/61:40 amEZE - ORD
1 stop13h 35mAvianca
Deal found 4/22$910
This Mytrip deal was found by Cheapflights users on 4/21. 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.
Thu 6/58:37 amORD - AEP
3 stops39h 43mMultiple Airlines
Thu 6/129:00 amAEP - ORD
3 stops40h 45mMultiple Airlines
Deal found 4/21$918
This Trip.com deal was found by Cheapflights users on 4/22. 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 6/62:35 pmORD - MDZ
2 stops27h 35mMultiple Airlines
Fri 6/139:00 pmMDZ - ORD
2 stops18h 15mMultiple Airlines
Deal found 4/22$936
This Justfly.com deal was found by Cheapflights users on 4/20. 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.
Mon 5/58:25 pmORD - EZE
2 stops40h 05mAir Canada
Wed 5/214:35 pmEZE - ORD
3 stops29h 37mAir Canada
Deal found 4/20$944
This eDestinos deal was found by Cheapflights users on 4/21. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/71:54 pmORD - EZE
2 stops29h 31mAeromexico
Wed 7/3011:25 pmEZE - ORD
1 stop24h 22mAeromexico
Deal found 4/21$985
This Mytrip deal was found by Cheapflights users on 4/21. 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.
Thu 6/58:37 amORD - COR
3 stops40h 48mMultiple Airlines
Thu 6/127:45 amCOR - ORD
2 stops33h 04mMultiple Airlines
Deal found 4/21$995
This Mytrip deal was found by Cheapflights users on 4/21. 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 5/217:47 amORD - IGR
3 stops35h 34mMultiple Airlines
Wed 5/287:15 pmIGR - ORD
2 stops44h 00mMultiple Airlines
Deal found 4/21$1,000
This Copa Airlines deal was found by Cheapflights users on 4/22. 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.
Wed 8/61:07 amORD - MDZ
1 stop21h 09mCopa Airlines
Fri 8/151:17 amMDZ - ORD
1 stop24h 35mCopa Airlines
Deal found 4/22$1,013
This Copa Airlines deal was found by Cheapflights users on 4/22. 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.
Mon 6/163:07 pmORD - EZE
1 stop15h 07mCopa Airlines
Thu 6/2610:05 amEZE - ORD
1 stop16h 29mCopa Airlines
Deal found 4/22$1,013
This Delta deal was found by Cheapflights users on 4/21. 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.
Tue 10/711:19 amORD - EZE
1 stop20h 26mDelta
Mon 10/133:55 amEZE - ORD
2 stops21h 58mDelta
Deal found 4/21$1,025
This LATAM Airlines deal was found by Cheapflights users on 4/22. 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.
Wed 11/126:00 amMDW - AEP
2 stops19h 05mLATAM Airlines
Wed 11/263:40 pmAEP - MDW
2 stops21h 11mLATAM Airlines
Deal found 4/22$1,025

Cheapflights Fare Finder

Customize your flight search to find flights from Illinois 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 April 22, 2025.
Use the filters below to find and compare flights from Illinois to Argentina that are best for you.

Fly from

Illinois

Fly to

Argentina

Route

Depart

Return

Price

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Mon 5/12

5:05 am-3:20 pm

2 stops32h 15m

Buenos Aires Ministro Pistarini

Mon 6/2

7:30 am-11:04 pm

3 stops41h 34m

$894

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Sun 6/1

2:35 pm-1:25 am

2 stops32h 50m

Buenos Aires Ministro Pistarini

Fri 6/6

1:40 am-1:15 pm

1 stop13h 35m

$910

ChicagoBuenos Aires

ORD - AEP

ORDAEP

Chicago O'Hare Intl

Thu 6/5

8:37 am-2:20 am

3 stops39h 43m

Buenos Aires Jorge Newbery

Thu 6/12

9:00 am-11:45 pm

3 stops40h 45m

$918

ChicagoMendoza

ORD - MDZ

ORDMDZ

Chicago O'Hare Intl

Fri 6/6

2:35 pm-8:10 pm

2 stops27h 35m

Mendoza El Plumerillo

Fri 6/13

9:00 pm-1:15 pm

2 stops18h 15m

$936

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Mon 5/5

8:25 pm-2:30 pm

2 stops40h 05m

Buenos Aires Ministro Pistarini

Wed 5/21

4:35 pm-8:12 pm

3 stops29h 37m

$944

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Mon 7/7

1:54 pm-9:25 pm

2 stops29h 31m

Buenos Aires Ministro Pistarini

Wed 7/30

11:25 pm-9:47 pm

1 stop24h 22m

$985

ChicagoCordoba

ORD - COR

ORDCOR

Chicago O'Hare Intl

Thu 6/5

8:37 am-3:25 am

3 stops40h 48m

Cordoba Pajas Blancas

Thu 6/12

7:45 am-2:49 pm

2 stops33h 04m

$995

ChicagoPuerto Iguazú

ORD - IGR

ORDIGR

Chicago O'Hare Intl

Wed 5/21

7:47 am-9:21 pm

3 stops35h 34m

Puerto Iguazú Cataratas del Iguazu

Wed 5/28

7:15 pm-1:15 pm

2 stops44h 00m

$1,000

ChicagoMendoza

ORD - MDZ

ORDMDZ

Chicago O'Hare Intl

Wed 8/6

1:07 am-12:16 am

1 stop21h 09m

Mendoza El Plumerillo

Fri 8/15

1:17 am-11:52 pm

1 stop24h 35m

$1,013

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Mon 6/16

3:07 pm-8:14 am

1 stop15h 07m

Buenos Aires Ministro Pistarini

Wed 6/25

5:03 am-12:34 am

1 stop21h 31m

$1,013

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/21

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

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

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

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

Find hourly flight availability from Illinois 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 April 22, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Argentina as you normally would.

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 April 22, 2025.
Read through reviews of airlines operating flights from Illinois to Argentina, such as Delta, LATAM Airlines and Copa 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
7,920 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

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
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

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
1,764 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

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
7.5
Good
1,408 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

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
7,920 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

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
8,683 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

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 Illinois 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 Illinois to Argentina one-way?

    The cheapest airline one-way is Avianca, with whom users have recently found tickets for as low as $318. However, be on the lookout for offers from GOL and Aeromexico, as they are both options that can get you from Illinois to Argentina for a low price.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois 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 Illinois to Argentina?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Illinois 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 Illinois to Argentina

Discover the top 6 airlines that operate flights from Illinois 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 April 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$750Average$1,232FlexibilityNo cancel feeOn-time71%
DeltaCheapest$886Average$1,193FlexibilityNo cancel feeOn-timeN/A
Copa AirlinesCheapest$957Average$1,252FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$1,023Average$1,264FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$1,068Average$1,260FlexibilityNo cancel feeOn-time69%
LATAM AirlinesCheapest$1,235Average$1,265FlexibilityNo cancel feeOn-time81%

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