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$428+ Cheap flights from Argentina to Illinois

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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
EZE — ORD
abr. 7 — abr. 141
lun. 4/7
lun. 4/14
1 adult, Economy
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Cheap flight deals from Argentina to Illinois

Keep the following information in mind while searching for Argentina to Illinois flight deals. Data was last updated abril 2, 2025.

Round-trip from

$1,021
(FlightHub)

One-way from

$428
(Mytrip)

Popular in

July

Cheapest in

August

Average price

$1,185
From Argentina to Illinois
Search Deals
One-way flight from Argentina to Illinois
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($14 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($21 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 Argentina to Illinois

Cheapest flights from Argentina to Illinois
Explore the most affordable flight options available from Argentina to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 2, 2025.

This FlightHub deal was found by Cheapflights users on 4/1. 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.
lun. 6/303:55 amEZE - STL
2 stops21h 47mLATAM Airlines
dom. 7/135:40 pmSTL - EZE
2 stops16h 18mLATAM Airlines
Deal found 4/1$1,021
This Delta deal was found by Cheapflights users on 4/1. 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.
vie. 8/228:10 pmEZE - STL
1 stop18h 14mDelta
dom. 9/711:51 amSTL - EZE
1 stop19h 54mDelta
Deal found 4/1$1,055
This LATAM Airlines deal was found by Cheapflights users on 4/1. 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. 9/83:55 amEZE - ORD
2 stops21h 58mLATAM Airlines
lun. 9/292:00 pmORD - EZE
2 stops25h 13mLATAM Airlines
Deal found 4/1$1,064
This LATAM Airlines deal was found by Cheapflights users on 4/1. 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. 9/95:00 pmAEP - ORD
2 stops22h 18mLATAM Airlines
lun. 9/2911:00 amORD - AEP
2 stops27h 00mLATAM Airlines
Deal found 4/1$1,064
This Avianca 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/226:40 amEZE - ORD
2 stops32h 35mAvianca
lun. 8/42:35 pmORD - EZE
2 stops35h 50mAvianca
Deal found 3/31$1,079
This lol.travel deal was found by Cheapflights users on 4/1. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/1511:25 pmEZE - ORD
1 stop15h 27mAeromexico
mar. 10/211:55 amORD - EZE
1 stop17h 30mAeromexico
Deal found 4/1$1,095
This Kiwi.com deal was found by Cheapflights users on 4/1. 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.
vie. 4/410:18 amEZE - ORD
2 stops30h 38mMultiple Airlines
mié. 4/232:35 pmORD - EZE
1 stop22h 45mMultiple Airlines
Deal found 4/1$1,103
This Delta deal was found by Cheapflights users on 4/1. 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. 12/2310:50 pmEZE - MDW
1 stop15h 28mDelta
sáb. 1/39:30 amMDW - EZE
2 stops18h 50mDelta
Deal found 4/1$1,109
This Delta deal was found by Cheapflights users on 4/1. 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.
jue. 8/218:10 pmEZE - ORD
1 stop20h 10mDelta
sáb. 9/610:35 amORD - EZE
2 stops21h 10mDelta
Deal found 4/1$1,109
This LATAM Airlines deal was found by Cheapflights users on 4/1. 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.
jue. 10/212:48 pmEZE - MDW
2 stops31h 10mLATAM Airlines
jue. 10/161:05 pmMDW - EZE
2 stops26h 08mLATAM Airlines
Deal found 4/1$1,155
This United Airlines deal was found by Cheapflights users on 4/1. 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.
vie. 8/229:00 pmEZE - STL
2 stops20h 44mUnited Airlines
dom. 9/711:05 amSTL - EZE
1 stop18h 55mUnited Airlines
Deal found 4/1$1,176
This Priceline deal was found by Cheapflights users on 4/1. 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.
jue. 7/107:00 amAEP - ORD
3 stops33h 25mAvianca
mar. 8/55:25 pmORD - AEP
2 stops34h 15mAvianca
Deal found 4/1$1,206

Cheapflights Fare Finder

Customize your flight search to find flights from Argentina to Illinois 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 2, 2025.
Use the filters below to find and compare flights from Argentina to Illinois that are best for you.

Fly from

Argentina

Fly to

Illinois

Route

Depart

Return

Price

Buenos AiresSt. Louis

EZE - STL

EZESTL

Buenos Aires Ministro Pistarini

lun. 6/30

3:55 am-11:42 pm

2 stops21h 47m

Lambert-St Louis

dom. 7/13

5:40 pm-11:58 am

2 stops16h 18m

$1,021

Buenos AiresSt. Louis

EZE - STL

EZESTL

Buenos Aires Ministro Pistarini

vie. 8/22

8:10 pm-12:24 pm

1 stop18h 14m

Lambert-St Louis

dom. 9/7

11:51 am-9:45 am

1 stop19h 54m

$1,055

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

lun. 9/8

3:55 am-11:53 pm

2 stops21h 58m

Chicago O'Hare Intl

lun. 9/29

2:00 pm-5:13 pm

2 stops25h 13m

$1,064

Buenos AiresChicago

AEP - ORD

AEPORD

Buenos Aires Jorge Newbery

mar. 9/9

5:00 pm-1:18 pm

2 stops22h 18m

Chicago O'Hare Intl

lun. 9/29

11:00 am-4:00 pm

2 stops27h 00m

$1,064

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

mar. 7/22

6:40 am-1:15 pm

2 stops32h 35m

Chicago O'Hare Intl

lun. 8/4

2:35 pm-4:25 am

2 stops35h 50m

$1,079

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

lun. 9/15

11:25 pm-12:52 pm

1 stop15h 27m

Chicago O'Hare Intl

mar. 10/21

1:55 am-9:25 pm

1 stop17h 30m

$1,095

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

jue. 8/21

8:10 pm-2:20 pm

1 stop20h 10m

Chicago O'Hare Intl

sáb. 9/6

3:35 pm-9:45 am

1 stop16h 10m

$1,109

Buenos AiresChicago

EZE - MDW

EZEMDW

Buenos Aires Ministro Pistarini

lun. 9/15

8:10 pm-12:32 pm

2 stops18h 22m

Chicago Midway

mié. 10/22

1:00 pm-9:45 am

2 stops18h 45m

$1,146

Buenos AiresSt. Louis

EZE - STL

EZESTL

Buenos Aires Ministro Pistarini

vie. 8/22

9:00 pm-3:44 pm

2 stops20h 44m

Lambert-St Louis

dom. 9/7

11:05 am-8:00 am

1 stop18h 55m

$1,176

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

lun. 9/15

4:35 pm-12:54 pm

2 stops22h 19m

Chicago O'Hare Intl

mié. 10/22

10:40 am-2:30 pm

3 stops25h 50m

$1,192

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 51 results
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Best time to book a flight from Argentina to Illinois

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

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

Currently, August is the cheapest month in which you can book a flight from Argentina to Illinois (average of $245). Flying from Argentina to Illinois in March is currently the most expensive (average of $321). 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 AR to IL?

Find hourly flight availability from Argentina to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated abril 2, 2025.

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

Rainfall in Illinois by month

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

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

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

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated abril 2, 2025.
To help decide which airline to fly from Argentina to Illinois, see what other customers have to say about Delta, Copa Airlines and LATAM Airlines. 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
7,898 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,898 reviews
Delta
8.0
Very good
7,898 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Copa Airlines
7.6
Good
1,400 reviews
Delta
8.0
Very good
7,898 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
LATAM Airlines
7.5
Good
1,754 reviews
Delta
8.0
Very good
7,898 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Aeromexico
7.5
Good
1,700 reviews
Delta
8.0
Very good
7,898 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,615 reviews
Delta
8.0
Very good
7,898 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Argentina to Illinois. 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 Argentina to Illinois one-way?

    To fly one-way, consider booking your trip with Avianca, which is currently one of the cheapest options available, starting at $428. GOL flights start at $577 while deals on Air Canada start at $702 one-way.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Argentina to Illinois (average of $245). Flying from Argentina to Illinois in March is currently the most expensive (average of $321). 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 Argentina to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Argentina to Illinois

Discover the top 5 airlines that operate flights from Argentina to Illinois. 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 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$799Average$1,100FlexibilityNo cancel feeOn-time71%
American AirlinesCheapest$928Average$1,169FlexibilityNo cancel feeOn-time71%
DeltaCheapest$969Average$1,241FlexibilityNo cancel feeOn-timeN/A
Copa AirlinesCheapest$1,007Average$1,161FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$1,084Average$1,394FlexibilityNo cancel feeOn-time69%

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