What airlines fly to Argentina?

United Airlines, American Airlines and Copa Airlines are the top three most popular airlines that fly to Argentina from Chicago according to our data. United Airlines is the first choice among our users, with 32% 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.

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

Arajet, Copa Airlines, and Delta are the most popular carriers operating 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.

$267 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

2:45 am - 10:10 pm

EZE

ORD

21h 25m

1 stop

$586Arajet

Mon, Sep 7 - Sat, Sep 19

5:30 am - 12:05 am

ORD

EZE

16h 35m

1 stop

9:15 pm - 11:12 am

EZE

ORD

15h 57m

1 stop

$602Arajet

Mon, Sep 7 - Fri, Sep 11

5:10 pm - 9:45 am

MDW

EZE

14h 35m

1 stop

3:35 pm - 9:59 am

EZE

MDW

20h 24m

2 stops

$875LATAM Airlines

Fri, Aug 14 - Mon, Aug 17

10:54 am - 9:45 am

MDW

EZE

20h 51m

1 stop

8:10 pm - 9:59 am

EZE

MDW

15h 49m

1 stop

$908Delta

Fri, Aug 14 - Sun, Aug 16

10:54 am - 9:45 am

MDW

EZE

20h 51m

1 stop

8:10 pm - 12:39 pm

EZE

MDW

18h 29m

2 stops

$912Delta

Fri, Aug 14 - Sun, Aug 16

3:40 pm - 6:40 pm

ORD

AEP

25h 00m

2 stops

8:05 pm - 12:36 pm

AEP

ORD

19h 31m

2 stops

$922LATAM Airlines

Sun, Oct 25 - Wed, Nov 4

11:20 pm - 6:20 am

ORD

COR

29h 00m

1 stop

7:25 am - 8:20 pm

COR

ORD

15h 55m

1 stop

$1,094Avianca

Tue, Oct 20 - Mon, Nov 2

3:21 pm - 12:12 am

ORD

ROS

30h 51m

1 stop

5:09 am - 1:02 am

ROS

ORD

21h 53m

1 stop

$1,100Copa Airlines

Thu, Aug 13 - Tue, Aug 18

11:20 pm - 6:20 am

ORD

COR

29h 00m

1 stop

7:25 am - 9:20 pm

COR

ORD

15h 55m

1 stop

$1,121Avianca

Mon, Sep 14 - Thu, Sep 17

8:01 am - 12:17 am

ORD

ROS

14h 16m

1 stop

1:23 am - 1:59 pm

ROS

ORD

14h 36m

1 stop

$1,150Copa Airlines

Sat, Sep 12 - Sat, Sep 19

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Arajet flights from Chicago to Argentina

Our best Arajet deals on Chicago to Argentina flight tickets

Arajet

Sep 14

ORD5:30 amChicago O'Hare Intl

16h 35m

1 stop

EZE12:05 amBuenos Aires Ministro Pistarini

Sep 24

EZE9:45 amBuenos Aires Ministro Pistarini

15h 55m

1 stop

ORD11:40 pmChicago O'Hare Intl

$566

Arajet

Sep 7

ORD5:30 amChicago O'Hare Intl

16h 35m

1 stop

EZE12:05 amBuenos Aires Ministro Pistarini

Sep 19

EZE2:45 amBuenos Aires Ministro Pistarini

21h 25m

1 stop

ORD10:10 pmChicago O'Hare Intl

$586

Arajet

Sep 7

ORD5:30 amChicago O'Hare Intl

16h 35m

1 stop

EZE12:05 amBuenos Aires Ministro Pistarini

Sep 11

EZE9:15 pmBuenos Aires Ministro Pistarini

15h 57m

1 stop

ORD11:12 amChicago O'Hare Intl

$602

LATAM Airlines flights from Chicago to Argentina

Our best LATAM Airlines deals on Chicago to Argentina flight tickets

LATAM Airlines

Aug 14

MDW5:10 pmChicago Midway

14h 35m

1 stop

EZE9:45 amBuenos Aires Ministro Pistarini

Aug 17

EZE3:35 pmBuenos Aires Ministro Pistarini

20h 24m

2 stops

MDW9:59 amChicago Midway

$875

LATAM Airlines

Oct 25

ORD3:40 pmChicago O'Hare Intl

25h 00m

2 stops

AEP6:40 pmBuenos Aires Jorge Newbery

Nov 4

AEP8:05 pmBuenos Aires Jorge Newbery

19h 31m

2 stops

ORD12:36 pmChicago O'Hare Intl

$922

LATAM Airlines

Aug 14

MDW12:46 pmChicago Midway

18h 54m

2 stops

EZE9:40 amBuenos Aires Ministro Pistarini

Aug 23

EZE1:10 pmBuenos Aires Ministro Pistarini

22h 49m

2 stops

MDW9:59 amChicago Midway

$937

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

Sat 9/19

2:45 am-10:10 pm

1 stop21h 25m

$586

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

Fri 9/11

9:15 pm-11:12 am

1 stop15h 57m

$602

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Fri 8/14

5:10 pm-9:45 am

1 stop14h 35m

Buenos Aires Ministro Pistarini

Mon 8/17

3:35 pm-9:59 am

2 stops20h 24m

$875

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Fri 8/14

10:54 am-9:45 am

1 stop20h 51m

Buenos Aires Ministro Pistarini

Sun 8/16

8:10 pm-9:59 am

1 stop15h 49m

$908

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Fri 8/14

10:54 am-9:45 am

1 stop20h 51m

Buenos Aires Ministro Pistarini

Sun 8/16

8:10 pm-12:39 pm

2 stops18h 29m

$912

ChicagoBuenos Aires

ORD - AEP

ORDAEP

Chicago O'Hare Intl

Sun 10/25

3:40 pm-6:40 pm

2 stops25h 00m

Buenos Aires Jorge Newbery

Wed 11/4

8:05 pm-12:36 pm

2 stops19h 31m

$922

ChicagoCordoba

ORD - COR

ORDCOR

Chicago O'Hare Intl

Tue 10/20

11:20 pm-6:20 am

1 stop29h 00m

Cordoba Pajas Blancas

Mon 11/2

7:25 am-8:20 pm

1 stop15h 55m

$1,094

ChicagoRosario

ORD - ROS

ORDROS

Chicago O'Hare Intl

Thu 8/13

3:21 pm-12:12 am

1 stop30h 51m

Rosario Fisherton

Tue 8/18

5:09 am-1:02 am

1 stop21h 53m

$1,100

ChicagoCordoba

ORD - COR

ORDCOR

Chicago O'Hare Intl

Mon 9/14

11:20 pm-6:20 am

1 stop29h 00m

Cordoba Pajas Blancas

Thu 9/17

7:25 am-9:20 pm

1 stop15h 55m

$1,121

Quickest round-trip

ChicagoRosario

ORD - ROS

ORDROS

Chicago O'Hare Intl

Sat 9/12

8:01 am-12:17 am

1 stop14h 16m

Rosario Fisherton

Sat 9/19

1:23 am-1:59 pm

1 stop14h 36m

$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 November, then departing from Chicago during the month May is also very affordable. Most momondo users find prices during this month for around $978.

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 $1,146 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 19% 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	14h 16m
Direct flights	None

The fastest flight from Chicago to Argentina takes 14h 16m

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 $609	Free Cancellation	Rating 7.6 1,566 reviews	Search Copa Airlines flights
LATAM Airlines	PriceFrom $727	Free Cancellation	Rating 7.4 1,962 reviews	Search LATAM Airlines flights
Avianca	PriceFrom $792	Free Cancellation	Rating 6.5 2,524 reviews	Search Avianca flights
Delta	PriceFrom $901	Free Cancellation	Rating 7.8 8,474 reviews	Search Delta flights
United Airlines	PriceFrom $951	Free Cancellation	Rating 7.4 10,013 reviews	Search United Airlines flights
American Airlines	PriceFrom $972	Free Cancellation	Rating 7.1 11,832 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.