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

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

What airlines fly to Illinois?

American Airlines, Avianca and Delta 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 38% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 4 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 45m on average. If you fly from Cordoba (another popular airport in Argentina) to Chicago O'Hare Intl Airport, then the average flight time is 20h 23m.

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 March 2026, there are 4 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.

$374 Cheap Flights from Argentina to Illinois in 2026

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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.

1:10 pm - 9:37 am

EZE

ORD

22h 27m

1 stop

8:02 am - 4:00 am

ORD

EZE

17h 58m

2 stops

$808Multiple Airlines

Sat, May 9 - Fri, May 15

7:21 pm - 2:42 pm

EZE

ORD

21h 21m

2 stops

4:51 pm - 9:20 am

ORD

EZE

14h 29m

1 stop

$811Multiple Airlines

Wed, Apr 8 - Tue, Apr 14

6:35 am - 11:59 pm

EZE

ORD

19h 24m

2 stops

12:12 pm - 4:10 am

ORD

EZE

13h 58m

1 stop

$818Multiple Airlines

Sat, May 2 - Sat, May 16

5:49 am - 1:15 am

COR

ORD

21h 26m

1 stop

3:21 pm - 6:55 am

ORD

COR

13h 34m

1 stop

$1,100Copa Airlines

Sun, May 24 - Thu, Jun 11

7:25 am - 9:20 pm

COR

ORD

15h 55m

1 stop

11:20 pm - 6:20 am

ORD

COR

29h 00m

1 stop

$1,104Avianca

Thu, May 28 - Wed, Jun 3

10:40 pm - 11:56 am

EZE

MDW

15h 16m

2 stops

1:16 pm - 9:20 am

MDW

EZE

18h 04m

2 stops

$1,206Delta

Thu, Jun 4 - Thu, Jun 11

8:10 pm - 12:30 pm

EZE

MDW

18h 20m

2 stops

4:30 pm - 9:20 am

MDW

EZE

14h 50m

2 stops

$1,222Delta

Sat, Aug 29 - Wed, Sep 9

8:30 pm - 10:16 am

EZE

STL

15h 46m

1 stop

11:15 am - 7:05 am

STL

EZE

17h 50m

1 stop

$1,252American Airlines

Mon, Apr 6 - Wed, Jun 10

10:20 pm - 4:41 pm

EZE

STL

20h 21m

2 stops

1:19 pm - 7:05 am

STL

EZE

15h 46m

2 stops

$1,256American Airlines

Mon, Apr 6 - Wed, Jun 10

6:55 pm - 9:20 pm

SLA

ORD

28h 25m

2 stops

11:20 pm - 8:45 am

ORD

SLA

31h 25m

2 stops

$1,676Avianca

Thu, Jun 4 - Mon, Jun 8

Copa Airlines flights from Argentina to Illinois

Our best Copa Airlines deals on Argentina to Illinois flight tickets

Copa Airlines

Apr 8

EZE2:57 pmBuenos Aires Ministro Pistarini

24h 53m

1 stop

ORD1:50 pmChicago O'Hare Intl

Apr 14

ORD8:06 amChicago O'Hare Intl

14h 44m

1 stop

EZE12:50 amBuenos Aires Ministro Pistarini

$985

Copa Airlines

May 24

COR5:49 amCordoba Pajas Blancas

21h 26m

1 stop

ORD1:15 amChicago O'Hare Intl

Jun 11

ORD3:21 pmChicago O'Hare Intl

13h 34m

1 stop

COR6:55 amCordoba Pajas Blancas

$1,100

Copa Airlines

May 23

COR1:54 amCordoba Pajas Blancas

14h 12m

1 stop

ORD2:06 pmChicago O'Hare Intl

Jun 11

ORD8:02 amChicago O'Hare Intl

20h 53m

1 stop

COR6:55 amCordoba Pajas Blancas

$1,143

Avianca flights from Argentina to Illinois

Our best Avianca deals on Argentina to Illinois flight tickets

Avianca

May 4

EZE7:10 amBuenos Aires Ministro Pistarini

16h 10m

1 stop

ORD9:20 pmChicago O'Hare Intl

May 7

ORD8:45 amChicago O'Hare Intl

18h 55m

2 stops

EZE5:40 amBuenos Aires Ministro Pistarini

$906

Avianca

Mar 31

EZE7:10 amBuenos Aires Ministro Pistarini

16h 10m

1 stop

ORD9:20 pmChicago O'Hare Intl

Apr 22

ORD11:20 pmChicago O'Hare Intl

14h 20m

1 stop

EZE3:40 pmBuenos Aires Ministro Pistarini

$1,023

Avianca

May 4

AEP7:00 amBuenos Aires Jorge Newbery

16h 20m

1 stop

ORD9:20 pmChicago O'Hare Intl

May 6

ORD8:45 amChicago O'Hare Intl

18h 55m

2 stops

AEP5:40 amBuenos Aires Jorge Newbery

$1,075

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Sat 5/9

1:10 pm-9:37 am

1 stop22h 27m

Chicago O'Hare Intl

Fri 5/15

8:02 am-4:00 am

2 stops17h 58m

$808

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Wed 4/8

7:21 pm-2:42 pm

2 stops21h 21m

Chicago O'Hare Intl

Tue 4/14

4:51 pm-9:20 am

1 stop14h 29m

$811

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Sat 5/2

6:35 am-11:59 pm

2 stops19h 24m

Chicago O'Hare Intl

Sat 5/16

12:12 pm-4:10 am

1 stop13h 58m

$818

CordobaChicago

COR - ORD

CORORD

Cordoba Pajas Blancas

Sun 5/24

5:49 am-1:15 am

1 stop21h 26m

Chicago O'Hare Intl

Thu 6/11

3:21 pm-6:55 am

1 stop13h 34m

$1,100

CordobaChicago

COR - ORD

CORORD

Cordoba Pajas Blancas

Thu 5/28

7:25 am-9:20 pm

1 stop15h 55m

Chicago O'Hare Intl

Wed 6/3

11:20 pm-6:20 am

1 stop29h 00m

$1,104

Buenos AiresChicago

EZE - MDW

EZEMDW

Buenos Aires Ministro Pistarini

Thu 6/4

10:40 pm-11:56 am

2 stops15h 16m

Chicago Midway

Thu 6/11

1:16 pm-9:20 am

2 stops18h 04m

$1,206

Quickest round-trip

Buenos AiresChicago

EZE - MDW

EZEMDW

Buenos Aires Ministro Pistarini

Sat 8/29

8:10 pm-12:30 pm

2 stops18h 20m

Chicago Midway

Wed 9/9

4:30 pm-9:20 am

2 stops14h 50m

$1,222

Buenos AiresSt. Louis

EZE - STL

EZESTL

Buenos Aires Ministro Pistarini

Mon 4/6

8:30 pm-10:16 am

1 stop15h 46m

Lambert-St Louis

Wed 6/10

11:15 am-7:05 am

1 stop17h 50m

$1,252

Buenos AiresSt. Louis

EZE - STL

EZESTL

Buenos Aires Ministro Pistarini

Mon 4/6

10:20 pm-4:41 pm

2 stops20h 21m

Lambert-St Louis

Wed 6/10

1:19 pm-7:05 am

2 stops15h 46m

$1,256

SaltaChicago

SLA - ORD

SLAORD

Salta Martin Miguel de Guemes Intl

Thu 6/4

6:55 pm-9:20 pm

2 stops28h 25m

Chicago O'Hare Intl

Mon 6/8

11:20 pm-8:45 am

2 stops31h 25m

$1,676

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 February. Flight prices, which tend to average around $975, 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 February, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $981.

Can stopping save me money on Argentina to Illinois flights?

You could potentially save up to 38% 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	15h 11m
Direct flights	None

The fastest flight from Argentina to Illinois takes 15h 11m

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 March 2026, there are 4 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 6.5 2,504 reviews	Search Avianca flights
American Airlines	PriceFrom $694	Free Cancellation	Rating 7.1 11,502 reviews	Search American Airlines flights
Copa Airlines	PriceFrom $750	Free Cancellation	Rating 7.5 1,579 reviews	Search Copa Airlines flights
Delta	PriceFrom $884	Free Cancellation	Rating 7.9 8,336 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.