What is the cheapest airline that flies from Argentina to Illinois?

Arajet, Avianca, and LATAM Airlines are the most popular carriers operating from Argentina to Illinois

What airlines fly to Illinois?

American Airlines, Avianca and Copa Airlines are the top three most popular airlines that fly to Illinois from Argentina according to our data. American Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 5 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

How long is the flight from Argentina to Illinois?

The flight from Argentina to Illinois depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Buenos Aires (a popular airport in Argentina) to Chicago O'Hare Intl Airport (the most popular airport in Illinois), then the flight time is 15h 30m on average. If you fly from Cordoba (another popular airport in Argentina) to Chicago O'Hare Intl Airport, then the average flight time is 19h 37m.

When did momondo last update prices for flights from Argentina to Illinois?

Prices for flights from Argentina to Illinois are updated daily.

How many operators does momondo search for flights from Argentina to Illinois?

As of December 2025, there are 5 operators available to choose from for flights from Argentina to Illinois.

How old do you have to be to fly from Argentina to Illinois?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Argentina to Illinois.

What documentation or ID do you need to fly to Illinois?

The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$422 Cheap Flights from Argentina to Illinois in 2025/26

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Find the cheapest flights from Argentina to Illinois

Round-trip

One-way

Last minute

Recent round-trip flight deals from Argentina to Illinois

Enter your travel dates to find the best prices.

8:50 am - 11:40 pm

EZE

ORD

16h 50m1 stop

5:35 am - 12:05 am

ORD

EZE

16h 30m1 stop

$677Arajet

Tue, Apr 28 - Wed, May 6

6:15 am - 8:18 am

EZE

ORD

29h 03m2 stops

6:57 pm - 9:35 am

ORD

EZE

35h 38m1 stop

$784Multiple Airlines

Wed, Jan 28 - Mon, Feb 2

8:10 pm - 12:30 pm

EZE

MDW

18h 20m2 stops

1:10 pm - 9:45 am

MDW

EZE

18h 35m2 stops

$1,055Delta

Tue, Apr 28 - Wed, May 6

8:55 pm - 10:21 am

EZE

MDW

16h 26m1 stop

10:49 am - 9:00 am

MDW

EZE

19h 11m1 stop

$1,077Delta

Fri, Feb 13 - Mon, Feb 23

10:05 pm - 9:22 am

EZE

STL

14h 17m1 stop

6:00 am - 7:20 am

STL

EZE

22h 20m1 stop

$1,102United Airlines

Wed, Feb 4 - Wed, Feb 11

10:05 pm - 9:22 am

EZE

STL

14h 17m1 stop

9:57 am - 7:20 am

STL

EZE

18h 23m2 stops

$1,133United Airlines

Wed, Feb 4 - Wed, Feb 11

1:26 am - 1:31 pm

MDZ

ORD

14h 05m1 stop

8:06 am - 12:18 am

ORD

MDZ

14h 12m1 stop

$1,201Copa Airlines

Mon, Mar 9 - Thu, Apr 2

3:32 am - 1:15 am

COR

ORD

23h 43m1 stop

8:02 am - 12:20 am

ORD

COR

14h 18m1 stop

$1,234Copa Airlines

Sat, May 23 - Thu, Jun 11

7:25 am - 8:20 pm

COR

ORD

15h 55m1 stop

7:30 am - 1:55 am

ORD

COR

16h 25m2 stops

$1,303Avianca

Tue, Mar 3 - Tue, Mar 24

7:25 am - 8:20 pm

COR

ORD

15h 55m1 stop

7:30 am - 1:55 am

ORD

COR

16h 25m2 stops

$1,304Avianca

Tue, Mar 3 - Tue, Mar 24

Arajet flights from Argentina to Illinois

Our best Arajet deals on Argentina to Illinois flight tickets

Arajet

Apr 28

EZE11:00 amBuenos Aires Ministro Pistarini

14h 40m

1 stop

ORD11:40 pmChicago O'Hare Intl

May 6

ORD5:35 amChicago O'Hare Intl

16h 30m

1 stop

EZE12:05 amBuenos Aires Ministro Pistarini

$677

Find similar

Arajet

Feb 13

EZE9:15 pmBuenos Aires Ministro Pistarini

14h 42m

1 stop

ORD8:57 amChicago O'Hare Intl

Feb 23

ORD5:45 amChicago O'Hare Intl

15h 20m

1 stop

EZE12:05 amBuenos Aires Ministro Pistarini

$835

Find similar

Arajet

May 2

EZE2:45 amBuenos Aires Ministro Pistarini

21h 25m

1 stop

ORD10:10 pmChicago O'Hare Intl

May 25

ORD4:30 amChicago O'Hare Intl

17h 35m

1 stop

EZE12:05 amBuenos Aires Ministro Pistarini

$921

Find similar

Air Canada flights from Argentina to Illinois

Our best Air Canada deals on Argentina to Illinois flight tickets

Air Canada

Apr 22

EZE4:30 pmBuenos Aires Ministro Pistarini

19h 38m

2 stops

ORD10:08 amChicago O'Hare Intl

Apr 28

ORD3:45 pmChicago O'Hare Intl

20h 45m

2 stops

EZE2:30 pmBuenos Aires Ministro Pistarini

$837

Find similar

Air Canada

Apr 22

EZE4:30 pmBuenos Aires Ministro Pistarini

19h 38m

2 stops

ORD10:08 amChicago O'Hare Intl

Apr 27

ORD8:20 pmChicago O'Hare Intl

40h 10m

2 stops

EZE2:30 pmBuenos Aires Ministro Pistarini

$840

Find similar

Air Canada

Apr 22

EZE4:30 pmBuenos Aires Ministro Pistarini

24h 25m

2 stops

ORD2:55 pmChicago O'Hare Intl

Apr 28

ORD8:40 amChicago O'Hare Intl

27h 50m

3 stops

EZE2:30 pmBuenos Aires Ministro Pistarini

$844

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Tue 4/28

8:50 am-11:40 pm

1 stop16h 50m

Chicago O'Hare Intl

Wed 5/6

5:35 am-12:05 am

1 stop16h 30m

$677

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Wed 1/28

6:15 am-8:18 am

2 stops29h 03m

Chicago O'Hare Intl

Mon 2/2

6:57 pm-9:35 am

1 stop35h 38m

$784

Buenos AiresChicago

EZE - MDW

EZEMDW

Buenos Aires Ministro Pistarini

Tue 4/28

8:10 pm-12:30 pm

2 stops18h 20m

Chicago Midway

Wed 5/6

1:10 pm-9:45 am

2 stops18h 35m

$1,055

Buenos AiresChicago

EZE - MDW

EZEMDW

Buenos Aires Ministro Pistarini

Fri 2/13

8:55 pm-10:21 am

1 stop16h 26m

Chicago Midway

Mon 2/23

10:49 am-9:00 am

1 stop19h 11m

$1,077

Buenos AiresSt. Louis

EZE - STL

EZESTL

Buenos Aires Ministro Pistarini

Wed 2/4

10:05 pm-9:22 am

1 stop14h 17m

Lambert-St Louis

Wed 2/11

6:00 am-7:20 am

1 stop22h 20m

$1,102

Buenos AiresSt. Louis

EZE - STL

EZESTL

Buenos Aires Ministro Pistarini

Wed 2/4

10:05 pm-9:22 am

1 stop14h 17m

Lambert-St Louis

Wed 2/11

9:57 am-7:20 am

2 stops18h 23m

$1,133

MendozaChicago

MDZ - ORD

MDZORD

Mendoza El Plumerillo

Mon 3/9

1:26 am-1:31 pm

1 stop14h 05m

Chicago O'Hare Intl

Thu 4/2

8:06 am-12:18 am

1 stop14h 12m

$1,201

CordobaChicago

COR - ORD

CORORD

Cordoba Pajas Blancas

Sat 5/23

3:32 am-1:15 am

1 stop23h 43m

Chicago O'Hare Intl

Thu 6/11

8:02 am-12:20 am

1 stop14h 18m

$1,234

CordobaChicago

COR - ORD

CORORD

Cordoba Pajas Blancas

Tue 3/3

7:25 am-8:20 pm

1 stop15h 55m

Chicago O'Hare Intl

Tue 3/24

7:30 am-1:55 am

2 stops16h 25m

$1,303

CordobaChicago

COR - ORD

CORORD

Cordoba Pajas Blancas

Tue 3/3

7:25 am-8:20 pm

1 stop15h 55m

Chicago O'Hare Intl

Tue 3/24

7:30 am-1:55 am

2 stops16h 25m

$1,304

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Argentina to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Argentina is in November. Flight prices, which tend to average around $981, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of November, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $1,050.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Argentina to Illinois is on a Wednesday when prices can be found for as low as $1,152. Flights from Argentina to Illinois on a Sunday will generally be more expensive and average around $1,449. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the morning. Flights from Argentina to Illinois during this time can be as low as $1,178. Flights in the afternoon are often more expensive with an average ticket price of $1,471.

Can stopping save me money on Argentina to Illinois flights?

You could potentially save up to 18% on your flight if you consider stops on a Argentina to Illinois flight.

Cheap Argentina to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Argentina to Illinois

Fastest flight time	14h 17m
Direct flights	None

The fastest flight from Argentina to Illinois takes 14h 17m

There are no direct flights from Argentina to Illinois. There are no popular flight routes from Argentina to Illinois.

Search flight deals

When did momondo last update prices for flights from Argentina to Illinois?
Prices for flights from Argentina to Illinois are updated daily.
How many operators does momondo search for flights from Argentina to Illinois?
As of December 2025, there are 5 operators available to choose from for flights from Argentina to Illinois.
How old do you have to be to fly from Argentina to Illinois?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Argentina to Illinois.
What documentation or ID do you need to fly to Illinois?
The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Argentina to Illinois

Compare and see reviews for airlines that fly from Argentina to Illinois with momondo

Airline	Rating	Free Cancellation	Price
Avianca	PriceFrom $578	Free Cancellation	Rating 6.6 2,488 reviews	Search Avianca flights
American Airlines	PriceFrom $694	Free Cancellation	Rating 7.2 11,051 reviews	Search American Airlines flights
Copa Airlines	PriceFrom $750	Free Cancellation	Rating 7.6 1,558 reviews	Search Copa Airlines flights
United Airlines	PriceFrom $831	Free Cancellation	Rating 7.4 9,100 reviews	Search United Airlines flights
Delta	PriceFrom $884	Free Cancellation	Rating 7.9 8,017 reviews	Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Argentina to Illinois?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Argentina to Illinois. momondo saves you time and could save you money on your trip.

Can I find flights from Argentina to Illinois with flexible booking policies on momondo?

All flight searches from Argentina to Illinois on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Argentina to Illinois?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Illinois from Argentina.

I’m not ready to book a flight from Argentina to Illinois right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Argentina to Illinois flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.