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

Arajet, Delta, and Copa Airlines are the most popular carriers operating from Chicago 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 Chicago according to our data. American Airlines is the first choice among our users, with 31% 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 Chicago to Argentina?

Prices for flights from Chicago to Argentina were last updated today.

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

The number of operators available for flights from Chicago to Argentina is 7 as of July 2026.

How old do you have to be to fly from Chicago 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 Chicago to Argentina.

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

The necessary travel and health documents for your Argentina trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$247 Cheap Flights from Chicago to Argentina in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago to Argentina

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:30 am - 12:05 am

ORD

EZE

16h 35m

1 stop

11:00 am - 11:40 pm

EZE

ORD

14h 40m

1 stop

$490Arajet

Mon, Sep 7 - Thu, Oct 1

5:30 am - 12:05 am

ORD

EZE

16h 35m

1 stop

7:45 am - 11:40 pm

EZE

ORD

17h 55m

1 stop

$496Arajet

Mon, Sep 7 - Thu, Oct 1

5:30 am - 1:05 pm

ORD

EZE

29h 35m

2 stops

11:00 am - 11:40 pm

EZE

ORD

14h 40m

1 stop

$612Multiple Airlines

Mon, Sep 7 - Thu, Oct 1

5:30 am - 10:24 pm

ORD

COR

14h 54m

1 stop

12:10 pm - 10:10 pm

COR

ORD

36h 00m

2 stops

$640Multiple Airlines

Mon, Sep 7 - Sat, Oct 10

12:46 pm - 9:45 am

MDW

EZE

18h 59m

1 stop

8:10 pm - 4:15 pm

EZE

MDW

22h 05m

1 stop

$908Delta

Thu, Aug 13 - Thu, Aug 27

1:25 pm - 9:45 am

MDW

EZE

18h 20m

2 stops

8:10 pm - 3:44 pm

EZE

MDW

21h 34m

1 stop

$912Delta

Sat, Aug 15 - Sun, Aug 30

12:46 pm - 9:40 am

MDW

EZE

18h 54m

2 stops

1:10 pm - 9:59 am

EZE

MDW

22h 49m

2 stops

$927LATAM Airlines

Wed, Aug 26 - Sun, Aug 30

5:10 pm - 9:45 am

MDW

EZE

14h 35m

1 stop

1:10 pm - 9:59 am

EZE

MDW

22h 49m

2 stops

$936LATAM Airlines

Thu, Aug 27 - Thu, Sep 3

8:02 am - 12:12 am

ORD

ROS

14h 10m

1 stop

1:23 am - 1:59 pm

ROS

ORD

14h 36m

1 stop

$1,133Copa Airlines

Wed, Aug 26 - Tue, Sep 1

3:20 pm - 12:17 am

ORD

ROS

30h 57m

1 stop

1:23 am - 1:02 am

ROS

ORD

25h 39m

1 stop

$1,150Copa Airlines

Fri, Sep 11 - Sun, Sep 20

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Delta flights from Chicago to Argentina

Our best Delta deals on Chicago to Argentina flight tickets

Delta

Aug 13

MDW12:46 pmChicago Midway

18h 59m

1 stop

EZE9:45 amBuenos Aires Ministro Pistarini

Aug 27

EZE8:10 pmBuenos Aires Ministro Pistarini

22h 05m

1 stop

MDW4:15 pmChicago Midway

$908

Delta

Jul 19

MDW12:41 pmChicago Midway

19h 04m

1 stop

EZE9:45 amBuenos Aires Ministro Pistarini

Jul 29

EZE8:10 pmBuenos Aires Ministro Pistarini

18h 28m

2 stops

MDW12:38 pmChicago Midway

$912

Delta

Aug 26

MDW10:54 amChicago Midway

20h 51m

1 stop

EZE9:45 amBuenos Aires Ministro Pistarini

Sep 2

EZE8:10 pmBuenos Aires Ministro Pistarini

22h 05m

1 stop

MDW4:15 pmChicago Midway

$933

LATAM Airlines flights from Chicago to Argentina

Our best LATAM Airlines deals on Chicago to Argentina flight tickets

LATAM Airlines

Oct 14

ORD6:00 pmChicago O'Hare Intl

20h 00m

2 stops

AEP4:00 pmBuenos Aires Jorge Newbery

Oct 19

AEP5:35 pmBuenos Aires Jorge Newbery

21h 11m

2 stops

ORD12:46 pmChicago O'Hare Intl

$922

LATAM Airlines

Aug 26

MDW12:46 pmChicago Midway

18h 54m

2 stops

EZE9:40 amBuenos Aires Ministro Pistarini

Aug 30

EZE1:10 pmBuenos Aires Ministro Pistarini

22h 49m

2 stops

MDW9:59 amChicago Midway

$927

LATAM Airlines

Aug 27

MDW5:10 pmChicago Midway

14h 35m

1 stop

EZE9:45 amBuenos Aires Ministro Pistarini

Sep 3

EZE1:10 pmBuenos Aires Ministro Pistarini

22h 49m

2 stops

MDW9:59 amChicago Midway

$936

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Mon 9/7

5:30 am-12:05 am

1 stop16h 35m

Buenos Aires Ministro Pistarini

Thu 10/1

11:00 am-11:40 pm

1 stop14h 40m

$490

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Mon 9/7

5:30 am-12:05 am

1 stop16h 35m

Buenos Aires Ministro Pistarini

Thu 10/1

7:45 am-11:40 pm

1 stop17h 55m

$496

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Mon 9/7

5:30 am-1:05 pm

2 stops29h 35m

Buenos Aires Ministro Pistarini

Thu 10/1

11:00 am-11:40 pm

1 stop14h 40m

$612

ChicagoCordoba

ORD - COR

ORDCOR

Chicago O'Hare Intl

Mon 9/7

5:30 am-10:24 pm

1 stop14h 54m

Cordoba Pajas Blancas

Sat 10/10

12:10 pm-10:10 pm

2 stops36h 00m

$640

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Thu 8/13

12:46 pm-9:45 am

1 stop18h 59m

Buenos Aires Ministro Pistarini

Thu 8/27

8:10 pm-4:15 pm

1 stop22h 05m

$908

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Sat 8/15

1:25 pm-9:45 am

2 stops18h 20m

Buenos Aires Ministro Pistarini

Sun 8/30

8:10 pm-3:44 pm

1 stop21h 34m

$912

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Wed 8/26

12:46 pm-9:40 am

2 stops18h 54m

Buenos Aires Ministro Pistarini

Sun 8/30

1:10 pm-9:59 am

2 stops22h 49m

$927

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Thu 8/27

5:10 pm-9:45 am

1 stop14h 35m

Buenos Aires Ministro Pistarini

Thu 9/3

1:10 pm-9:59 am

2 stops22h 49m

$936

Quickest round-trip

ChicagoRosario

ORD - ROS

ORDROS

Chicago O'Hare Intl

Wed 8/26

8:02 am-12:12 am

1 stop14h 10m

Rosario Fisherton

Tue 9/1

1:23 am-1:59 pm

1 stop14h 36m

$1,133

ChicagoRosario

ORD - ROS

ORDROS

Chicago O'Hare Intl

Fri 9/11

3:20 pm-12:17 am

1 stop30h 57m

Rosario Fisherton

Sun 9/20

1:23 am-1:02 am

1 stop25h 39m

$1,150

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 Chicago 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 March, then departing from Chicago during the month January is also very affordable. Most momondo users find prices during this month for around $330.

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

You are more likely to see cheaper flights to Argentina from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Argentina for around $1,131 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Argentina from Chicago for as low as $747 on momondo.

Can stopping save me money on Chicago to Argentina flights?

You could potentially save up to 29% on your flight if you consider stops on a Chicago to Argentina flight.

Cheap Chicago to Argentina flight deals and tips

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

Fastest flight time	13h 20m
Direct flights	None

The fastest flight from Chicago to Argentina takes 13h 20m

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

Search flight deals

Frequently asked questions about flying from Chicago to Argentina

When did momondo last update prices for flights from Chicago to Argentina?
Prices for flights from Chicago to Argentina were last updated today.
How many operators does momondo search for flights from Chicago to Argentina?
The number of operators available for flights from Chicago to Argentina is 7 as of July 2026.
How old do you have to be to fly from Chicago 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 Chicago to Argentina.
What documentation or ID do you need to fly to Argentina?
The necessary travel and health documents for your Argentina trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Chicago to Argentina

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

Airline	Rating	Free Cancellation	Price
Arajet	PriceFrom $360	Free Cancellation	Rating 6.3 51 reviews	Search Arajet flights
Copa Airlines	PriceFrom $569	Free Cancellation	Rating 7.6 1,562 reviews	Search Copa Airlines flights
LATAM Airlines	PriceFrom $727	Free Cancellation	Rating 7.4 1,956 reviews	Search LATAM Airlines flights
Avianca	PriceFrom $795	Free Cancellation	Rating 6.5 2,523 reviews	Search Avianca flights
Delta	PriceFrom $901	Free Cancellation	Rating 7.8 8,471 reviews	Search Delta flights
United Airlines	PriceFrom $951	Free Cancellation	Rating 7.4 9,993 reviews	Search United Airlines flights
American Airlines	PriceFrom $972	Free Cancellation	Rating 7.1 11,811 reviews	Search American Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Argentina. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

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

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

Yes. momondo can track prices for Chicago to Argentina 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.