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

Copa Airlines, Delta, and United Airlines are the most popular carriers operating from Chicago to Argentina

What airlines fly to Argentina?

American Airlines, Copa Airlines and United 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 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 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 May 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.

$325 Cheap Flights from Chicago to Argentina in 2026

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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 - 8:15 am

ORD

EZE

24h 45m

1 stop

2:45 am - 10:10 pm

EZE

ORD

21h 25m

1 stop

$838Arajet

Mon, Oct 19 - Sat, Oct 24

4:30 am - 12:05 am

ORD

EZE

17h 35m

1 stop

2:45 am - 10:10 pm

EZE

ORD

21h 25m

1 stop

$844Arajet

Mon, Jun 22 - Sat, Jul 4

6:45 am - 6:45 am

ORD

EZE

22h 00m

1 stop

9:15 pm - 11:12 am

EZE

ORD

15h 57m

1 stop

$849Arajet

Fri, Aug 21 - Fri, Aug 28

10:35 am - 3:45 pm

MDW

EZE

27h 10m

2 stops

8:10 pm - 9:52 am

EZE

MDW

15h 42m

1 stop

$909Delta

Mon, Oct 5 - Wed, Oct 21

10:35 am - 7:40 am

MDW

AEP

19h 05m

2 stops

5:05 pm - 9:52 am

AEP

MDW

19h 47m

2 stops

$909Delta

Tue, Oct 27 - Tue, Nov 10

8:02 am - 12:21 am

ORD

MDZ

14h 19m

1 stop

1:25 am - 2:06 pm

MDZ

ORD

14h 41m

1 stop

$1,095Copa Airlines

Sun, Jun 14 - Wed, Jun 24

11:20 pm - 6:20 am

ORD

COR

29h 00m

1 stop

7:25 am - 9:20 pm

COR

ORD

15h 55m

1 stop

$1,107Avianca

Sun, May 24 - Mon, Jun 22

11:20 pm - 6:20 am

ORD

COR

29h 00m

1 stop

7:25 am - 9:20 pm

COR

ORD

15h 55m

1 stop

$1,120Avianca

Mon, Aug 24 - Thu, Aug 27

8:01 am - 12:22 am

ORD

MDZ

14h 21m

1 stop

1:27 am - 12:02 am

MDZ

ORD

25h 35m

1 stop

$1,143Copa Airlines

Sun, Oct 18 - Tue, Dec 8

2:24 pm - 6:40 pm

ORD

MDZ

26h 16m

2 stops

5:05 pm - 2:49 pm

MDZ

ORD

23h 44m

2 stops

$1,236American Airlines

Mon, Jun 15 - Mon, Jun 22

Arajet flights from Chicago to Argentina

Our best Arajet deals on Chicago to Argentina flight tickets

Arajet

Oct 19

ORD5:30 amChicago O'Hare Intl

24h 45m

1 stop

EZE8:15 amBuenos Aires Ministro Pistarini

Oct 24

EZE2:45 amBuenos Aires Ministro Pistarini

21h 25m

1 stop

ORD10:10 pmChicago O'Hare Intl

$838

Arajet

Jun 22

ORD4:30 amChicago O'Hare Intl

17h 35m

1 stop

EZE12:05 amBuenos Aires Ministro Pistarini

Jul 4

EZE2:45 amBuenos Aires Ministro Pistarini

21h 25m

1 stop

ORD10:10 pmChicago O'Hare Intl

$844

Arajet

Aug 21

ORD6:45 amChicago O'Hare Intl

22h 00m

1 stop

EZE6:45 amBuenos Aires Ministro Pistarini

Aug 28

EZE9:15 pmBuenos Aires Ministro Pistarini

15h 57m

1 stop

ORD11:12 amChicago O'Hare Intl

$849

LATAM Airlines flights from Chicago to Argentina

Our best LATAM Airlines deals on Chicago to Argentina flight tickets

LATAM Airlines

Jun 15

ORD1:46 pmChicago O'Hare Intl

17h 54m

2 stops

EZE9:40 amBuenos Aires Ministro Pistarini

Jun 22

EZE10:40 pmBuenos Aires Ministro Pistarini

15h 56m

2 stops

ORD12:36 pmChicago O'Hare Intl

$876

LATAM Airlines

Sep 9

ORD1:15 pmChicago O'Hare Intl

18h 25m

2 stops

EZE9:40 amBuenos Aires Ministro Pistarini

Sep 21

EZE8:10 pmBuenos Aires Ministro Pistarini

17h 58m

1 stop

ORD12:08 pmChicago O'Hare Intl

$894

LATAM Airlines

May 27

MDW12:53 pmChicago Midway

18h 52m

1 stop

EZE9:45 amBuenos Aires Ministro Pistarini

May 31

EZE8:10 pmBuenos Aires Ministro Pistarini

15h 50m

1 stop

MDW10:00 amChicago Midway

$907

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Mon 10/19

5:30 am-8:15 am

1 stop24h 45m

Buenos Aires Ministro Pistarini

Sat 10/24

2:45 am-10:10 pm

1 stop21h 25m

$838

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Mon 6/22

4:30 am-12:05 am

1 stop17h 35m

Buenos Aires Ministro Pistarini

Sat 7/4

2:45 am-10:10 pm

1 stop21h 25m

$844

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Fri 8/21

6:45 am-6:45 am

1 stop22h 00m

Buenos Aires Ministro Pistarini

Fri 8/28

9:15 pm-11:12 am

1 stop15h 57m

$849

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Mon 10/5

10:35 am-3:45 pm

2 stops27h 10m

Buenos Aires Ministro Pistarini

Wed 10/21

8:10 pm-9:52 am

1 stop15h 42m

$909

ChicagoBuenos Aires

MDW - AEP

MDWAEP

Chicago Midway

Tue 10/27

10:35 am-7:40 am

2 stops19h 05m

Buenos Aires Jorge Newbery

Tue 11/10

5:05 pm-9:52 am

2 stops19h 47m

$909

Quickest round-trip

ChicagoMendoza

ORD - MDZ

ORDMDZ

Chicago O'Hare Intl

Sun 6/14

8:02 am-12:21 am

1 stop14h 19m

Mendoza El Plumerillo

Wed 6/24

1:25 am-2:06 pm

1 stop14h 41m

$1,095

ChicagoCordoba

ORD - COR

ORDCOR

Chicago O'Hare Intl

Sun 5/24

11:20 pm-6:20 am

1 stop29h 00m

Cordoba Pajas Blancas

Mon 6/22

7:25 am-9:20 pm

1 stop15h 55m

$1,107

ChicagoCordoba

ORD - COR

ORDCOR

Chicago O'Hare Intl

Mon 8/24

11:20 pm-6:20 am

1 stop29h 00m

Cordoba Pajas Blancas

Thu 8/27

7:25 am-9:20 pm

1 stop15h 55m

$1,120

ChicagoMendoza

ORD - MDZ

ORDMDZ

Chicago O'Hare Intl

Sun 10/18

8:01 am-12:22 am

1 stop14h 21m

Mendoza El Plumerillo

Tue 12/8

1:27 am-12:02 am

1 stop25h 35m

$1,143

ChicagoMendoza

ORD - MDZ

ORDMDZ

Chicago O'Hare Intl

Mon 6/15

2:24 pm-6:40 pm

2 stops26h 16m

Mendoza El Plumerillo

Mon 6/22

5:05 pm-2:49 pm

2 stops23h 44m

$1,236

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 June is also very affordable. Most momondo users find prices during this month for around $306.

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 $1,123 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 $760 on momondo.

Can stopping save me money on Chicago to Argentina flights?

You could potentially save up to 32% 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 39m
Direct flights	None

The fastest flight from Chicago to Argentina takes 13h 39m

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 May 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 6.5 47 reviews	Search Arajet flights
Copa Airlines	PriceFrom $569	Free Cancellation	Rating 7.5 1,578 reviews	Search Copa Airlines flights
Avianca	PriceFrom $674	Free Cancellation	Rating 6.5 2,520 reviews	Search Avianca flights
LATAM Airlines	PriceFrom $727	Free Cancellation	Rating 7.4 1,915 reviews	Search LATAM Airlines flights
Delta	PriceFrom $951	Free Cancellation	Rating 7.9 8,462 reviews	Search Delta flights
United Airlines	PriceFrom $951	Free Cancellation	Rating 7.4 9,682 reviews	Search United Airlines flights
American Airlines	PriceFrom $1,004	Free Cancellation	Rating 7.1 11,673 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.