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

Arajet, Copa Airlines, and American Airlines are the most popular carriers operating from Illinois to Argentina

What airlines fly to Argentina?

American Airlines, United Airlines and Copa Airlines are the top three most popular airlines that fly to Argentina from Illinois according to our data. American Airlines is the first choice among our users, with 30% of people opting to fly with this airline when traveling to Argentina. Keep in mind that there are 7 different airlines that fly to Argentina on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Illinois to Argentina refresh daily.

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

As of April 2026, there are 7 operators available to choose from for flights from Illinois to Argentina.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Argentina.

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

The required travel and health documents for your Argentina 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 Argentina. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$283 Cheap Flights from Illinois to Argentina in 2026

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Find the cheapest flights from Illinois to Argentina

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:12 pm - 4:10 am

ORD

EZE

13h 58m

1 stop

6:35 am - 11:26 pm

EZE

ORD

18h 51m

2 stops

$839Multiple Airlines

Sat, May 16 - Sat, May 23

4:30 am - 10:24 pm

ORD

COR

15h 54m

1 stop

5:00 am - 2:35 pm

COR

ORD

35h 35m

2 stops

$841Multiple Airlines

Mon, May 18 - Wed, Jun 3

4:30 am - 8:15 pm

ORD

EZE

13h 45m

1 stop

11:00 am - 11:40 pm

EZE

ORD

14h 40m

1 stop

$842Arajet

Mon, Apr 20 - Thu, Apr 30

11:20 pm - 6:20 am

ORD

COR

29h 00m

1 stop

7:25 am - 9:20 pm

COR

ORD

15h 55m

1 stop

$925Avianca

Fri, May 15 - Sun, May 31

11:20 pm - 6:20 am

ORD

COR

29h 00m

1 stop

7:25 am - 9:20 pm

COR

ORD

15h 55m

1 stop

$950Avianca

Sat, May 2 - Wed, May 6

4:30 am - 10:24 pm

ORD

COR

15h 54m

1 stop

3:30 am - 10:10 pm

COR

ORD

20h 40m

1 stop

$982Arajet

Mon, May 18 - Sat, May 30

5:10 pm - 11:30 am

MDW

EZE

16h 20m

2 stops

8:10 pm - 10:00 am

EZE

MDW

15h 50m

1 stop

$1,035LATAM Airlines

Thu, May 7 - Mon, May 11

12:52 pm - 9:45 am

MDW

EZE

18h 53m

1 stop

8:10 pm - 11:56 am

EZE

MDW

17h 46m

1 stop

$1,039LATAM Airlines

Tue, Apr 28 - Mon, May 11

5:10 pm - 9:20 am

MDW

EZE

14h 10m

2 stops

8:10 pm - 12:42 pm

EZE

MDW

18h 32m

2 stops

$1,051Delta

Wed, May 13 - Wed, May 20

10:41 am - 7:40 am

MDW

AEP

18h 59m

2 stops

8:05 pm - 4:12 pm

AEP

MDW

22h 07m

2 stops

$1,075Delta

Wed, Apr 29 - Fri, May 8

Copa Airlines flights from Illinois to Argentina

Our best Copa Airlines deals on Illinois to Argentina flight tickets

Copa Airlines

Apr 11

ORD8:06 amChicago O'Hare Intl

14h 44m

1 stop

EZE12:50 amBuenos Aires Ministro Pistarini

Apr 29

EZE5:34 amBuenos Aires Ministro Pistarini

21h 39m

1 stop

ORD1:13 amChicago O'Hare Intl

$893

Copa Airlines

May 13

ORD8:02 amChicago O'Hare Intl

14h 48m

1 stop

EZE12:50 amBuenos Aires Ministro Pistarini

May 24

EZE3:48 amBuenos Aires Ministro Pistarini

23h 27m

1 stop

ORD1:15 amChicago O'Hare Intl

$895

Copa Airlines

Apr 6

ORD8:06 amChicago O'Hare Intl

36h 19m

1 stop

EZE10:25 pmBuenos Aires Ministro Pistarini

Apr 21

EZE9:11 amBuenos Aires Ministro Pistarini

18h 02m

1 stop

ORD1:13 amChicago O'Hare Intl

$928

United Airlines flights from Illinois to Argentina

Our best United Airlines deals on Illinois to Argentina flight tickets

United Airlines

May 18

ORD9:56 pmChicago O'Hare Intl

27h 55m

2 stops

COR3:51 amCordoba Pajas Blancas

Jun 3

COR3:32 amCordoba Pajas Blancas

19h 28m

2 stops

ORD9:00 pmChicago O'Hare Intl

$1,034

United Airlines

May 17

ORD11:00 pmChicago O'Hare Intl

26h 51m

2 stops

COR3:51 amCordoba Pajas Blancas

Jun 1

COR5:49 amCordoba Pajas Blancas

20h 56m

2 stops

ORD12:45 amChicago O'Hare Intl

$1,119

United Airlines

May 28

STL8:35 amLambert-St Louis

21h 25m

1 stop

EZE8:00 amBuenos Aires Ministro Pistarini

Jun 9

EZE9:00 pmBuenos Aires Ministro Pistarini

15h 07m

1 stop

STL10:07 amLambert-St Louis

$1,147

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Sat 5/16

12:12 pm-4:10 am

1 stop13h 58m

Buenos Aires Ministro Pistarini

Sat 5/23

6:35 am-11:26 pm

2 stops18h 51m

$839

ChicagoCordoba

ORD - COR

ORDCOR

Chicago O'Hare Intl

Mon 5/18

4:30 am-10:24 pm

1 stop15h 54m

Cordoba Pajas Blancas

Wed 6/3

5:00 am-2:35 pm

2 stops35h 35m

$841

Quickest round-trip

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Mon 4/20

4:30 am-8:15 pm

1 stop13h 45m

Buenos Aires Ministro Pistarini

Thu 4/30

11:00 am-11:40 pm

1 stop14h 40m

$842

ChicagoCordoba

ORD - COR

ORDCOR

Chicago O'Hare Intl

Fri 5/15

11:20 pm-6:20 am

1 stop29h 00m

Cordoba Pajas Blancas

Sun 5/31

7:25 am-9:20 pm

1 stop15h 55m

$925

ChicagoCordoba

ORD - COR

ORDCOR

Chicago O'Hare Intl

Sat 5/2

11:20 pm-6:20 am

1 stop29h 00m

Cordoba Pajas Blancas

Wed 5/6

7:25 am-9:20 pm

1 stop15h 55m

$950

ChicagoCordoba

ORD - COR

ORDCOR

Chicago O'Hare Intl

Mon 5/18

4:30 am-10:24 pm

1 stop15h 54m

Cordoba Pajas Blancas

Sat 5/30

3:30 am-10:10 pm

1 stop20h 40m

$982

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Thu 5/7

5:10 pm-11:30 am

2 stops16h 20m

Buenos Aires Ministro Pistarini

Mon 5/11

8:10 pm-10:00 am

1 stop15h 50m

$1,035

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Tue 4/28

12:52 pm-9:45 am

1 stop18h 53m

Buenos Aires Ministro Pistarini

Mon 5/11

8:10 pm-11:56 am

1 stop17h 46m

$1,039

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Wed 5/13

5:10 pm-9:20 am

2 stops14h 10m

Buenos Aires Ministro Pistarini

Wed 5/20

8:10 pm-12:42 pm

2 stops18h 32m

$1,051

ChicagoBuenos Aires

MDW - AEP

MDWAEP

Chicago Midway

Wed 4/29

10:41 am-7:40 am

2 stops18h 59m

Buenos Aires Jorge Newbery

Fri 5/8

8:05 pm-4:12 pm

2 stops22h 07m

$1,075

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 Illinois to Argentina

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

What is the cheapest month to fly to Argentina?

If you are unable to visit Argentina during the month of April, then departing from Illinois during the month October is also very affordable. Most momondo users find prices during this month for around $960.

How far in advance should I book a flight to Argentina?

You are more likely to see cheaper flights to Argentina from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Argentina for around $1,123 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Argentina from Illinois for as low as $760 on momondo.

Can stopping save me money on Illinois to Argentina flights?

You could potentially save up to 40% on your flight if you consider stops on a Illinois to Argentina flight.

Cheap Illinois to Argentina flight deals and tips

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

Fastest flight time	13h 11m
Direct flights	None

The fastest flight from Illinois to Argentina takes 13h 11m

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

Search flight deals

Frequently asked questions about flying from Illinois to Argentina

When did momondo last update prices for flights from Illinois to Argentina?
Prices for flights from Illinois to Argentina refresh daily.
How many operators does momondo search for flights from Illinois to Argentina?
As of April 2026, there are 7 operators available to choose from for flights from Illinois to Argentina.
How old do you have to be to fly from Illinois to Argentina?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Argentina.
What documentation or ID do you need to fly to Argentina?
The required travel and health documents for your Argentina 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 Argentina. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Illinois to Argentina

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

Airline	Rating	Free Cancellation	Price
Arajet	PriceFrom $360	Free Cancellation	Rating 6.5 47 reviews	Search Arajet flights
Copa Airlines	PriceFrom $569	Free Cancellation	Rating 7.5 1,578 reviews	Search Copa Airlines flights
LATAM Airlines	PriceFrom $727	Free Cancellation	Rating 7.4 1,907 reviews	Search LATAM Airlines flights
Avianca	PriceFrom $750	Free Cancellation	Rating 6.5 2,505 reviews	Search Avianca flights
Delta	PriceFrom $951	Free Cancellation	Rating 7.9 8,371 reviews	Search Delta flights
United Airlines	PriceFrom $951	Free Cancellation	Rating 7.4 9,532 reviews	Search United Airlines flights
American Airlines	PriceFrom $1,015	Free Cancellation	Rating 7.1 11,549 reviews	Search American Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Argentina from Illinois.

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

momondo does allow users to show only those flights to Argentina from Illinois which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to Argentina from Illinois. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from Illinois to Argentina now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Argentina and let you know when they change.