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 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.

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

Arajet, Delta, and United Airlines 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 April 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.

$303 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 - 12:05 am

ORD

EZE

16h 35m

1 stop

9:15 pm - 11:12 am

EZE

ORD

15h 57m

1 stop

$838Arajet

Mon, Sep 7 - Fri, Sep 18

12:12 pm - 4:10 am

ORD

EZE

13h 58m

1 stop

8:40 am - 10:10 pm

EZE

ORD

15h 30m

1 stop

$847Arajet

Sat, Aug 8 - Sun, Aug 23

8:30 am - 3:40 pm

ORD

EZE

29h 10m

2 stops

2:49 pm - 11:15 pm

EZE

ORD

34h 26m

2 stops

$848Multiple Airlines

Tue, May 12 - Tue, May 19

10:00 am - 6:30 pm

ORD

AEP

30h 30m

3 stops

11:55 am - 9:20 pm

AEP

ORD

35h 25m

2 stops

$850Multiple Airlines

Sun, May 3 - Mon, May 11

5:29 pm - 6:10 am

MDW

EZE

34h 41m

2 stops

8:10 pm - 4:12 pm

EZE

MDW

22h 02m

1 stop

$907Delta

Sat, May 16 - Mon, May 25

7:30 am - 3:51 am

ORD

COR

18h 21m

2 stops

3:32 am - 12:45 am

COR

ORD

23h 13m

2 stops

$909United Airlines

Sun, May 3 - Tue, May 5

1:22 pm - 9:45 am

MDW

EZE

18h 23m

2 stops

8:10 pm - 10:00 am

EZE

MDW

15h 50m

1 stop

$911Delta

Sat, May 16 - Sun, May 24

8:02 am - 12:21 am

ORD

MDZ

14h 19m

1 stop

1:25 am - 2:06 pm

MDZ

ORD

14h 41m

1 stop

$1,143Copa Airlines

Thu, Jun 4 - Tue, Jun 16

11:20 pm - 11:10 am

ORD

BRC

33h 50m

2 stops

6:40 pm - 9:20 pm

BRC

ORD

28h 40m

2 stops

$1,775Avianca

Mon, May 4 - Fri, May 8

11:20 pm - 9:45 am

ORD

IGR

32h 25m

2 stops

6:00 pm - 9:20 pm

IGR

ORD

29h 20m

2 stops

$1,953Avianca

Mon, May 4 - Fri, May 8

Arajet flights from Chicago to Argentina

Our best Arajet deals on Chicago to Argentina flight tickets

Arajet

Sep 7

ORD5:30 amChicago O'Hare Intl

16h 35m

1 stop

EZE12:05 amBuenos Aires Ministro Pistarini

Sep 18

EZE9:15 pmBuenos Aires Ministro Pistarini

15h 57m

1 stop

ORD11:12 amChicago O'Hare Intl

$838

Arajet

Aug 8

ORD12:12 pmChicago O'Hare Intl

13h 58m

1 stop

EZE4:10 amBuenos Aires Ministro Pistarini

Aug 23

EZE8:40 amBuenos Aires Ministro Pistarini

15h 30m

1 stop

ORD10:10 pmChicago O'Hare Intl

$847

Arajet

Aug 22

ORD12:12 pmChicago O'Hare Intl

13h 58m

1 stop

EZE4:10 amBuenos Aires Ministro Pistarini

Aug 30

EZE8:40 amBuenos Aires Ministro Pistarini

15h 30m

1 stop

ORD10:10 pmChicago O'Hare Intl

$878

Copa Airlines flights from Chicago to Argentina

Our best Copa Airlines deals on Chicago to Argentina flight tickets

Copa Airlines

May 12

ORD8:02 amChicago O'Hare Intl

16h 28m

1 stop

EZE2:30 amBuenos Aires Ministro Pistarini

May 19

EZE9:02 amBuenos Aires Ministro Pistarini

18h 13m

1 stop

ORD1:15 amChicago O'Hare Intl

$895

Copa Airlines

Jun 8

ORD8:02 amChicago O'Hare Intl

18h 18m

1 stop

EZE4:20 amBuenos Aires Ministro Pistarini

Jun 22

EZE9:02 amBuenos Aires Ministro Pistarini

20h 58m

1 stop

ORD4:00 amChicago O'Hare Intl

$897

Copa Airlines

May 16

ORD8:02 amChicago O'Hare Intl

18h 14m

1 stop

EZE4:16 amBuenos Aires Ministro Pistarini

May 27

EZE2:17 amBuenos Aires Ministro Pistarini

24h 58m

1 stop

ORD1:15 amChicago O'Hare Intl

$918

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

Fri 9/18

9:15 pm-11:12 am

1 stop15h 57m

$838

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Sat 8/8

12:12 pm-4:10 am

1 stop13h 58m

Buenos Aires Ministro Pistarini

Sun 8/23

8:40 am-10:10 pm

1 stop15h 30m

$847

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Tue 5/12

8:30 am-3:40 pm

2 stops29h 10m

Buenos Aires Ministro Pistarini

Tue 5/19

2:49 pm-11:15 pm

2 stops34h 26m

$848

ChicagoBuenos Aires

ORD - AEP

ORDAEP

Chicago O'Hare Intl

Sun 5/3

10:00 am-6:30 pm

3 stops30h 30m

Buenos Aires Jorge Newbery

Mon 5/11

11:55 am-9:20 pm

2 stops35h 25m

$850

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Sat 5/16

5:29 pm-6:10 am

2 stops34h 41m

Buenos Aires Ministro Pistarini

Mon 5/25

8:10 pm-4:12 pm

1 stop22h 02m

$907

ChicagoCordoba

ORD - COR

ORDCOR

Chicago O'Hare Intl

Sun 5/3

7:30 am-3:51 am

2 stops18h 21m

Cordoba Pajas Blancas

Tue 5/5

3:32 am-12:45 am

2 stops23h 13m

$909

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Sat 5/16

1:22 pm-9:45 am

2 stops18h 23m

Buenos Aires Ministro Pistarini

Sun 5/24

8:10 pm-10:00 am

1 stop15h 50m

$911

Quickest round-trip

ChicagoMendoza

ORD - MDZ

ORDMDZ

Chicago O'Hare Intl

Thu 6/4

8:02 am-12:21 am

1 stop14h 19m

Mendoza El Plumerillo

Tue 6/16

1:25 am-2:06 pm

1 stop14h 41m

$1,143

ChicagoSan Carlos de Bariloche

ORD - BRC

ORDBRC

Chicago O'Hare Intl

Mon 5/4

11:20 pm-11:10 am

2 stops33h 50m

San Carlos de Bariloche Teniente Luis Candelaria

Fri 5/8

6:40 pm-9:20 pm

2 stops28h 40m

$1,775

ChicagoPuerto Iguazú

ORD - IGR

ORDIGR

Chicago O'Hare Intl

Mon 5/4

11:20 pm-9:45 am

2 stops32h 25m

Puerto Iguazú Cataratas del Iguazu

Fri 5/8

6:00 pm-9:20 pm

2 stops29h 20m

$1,953

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 April, then departing from Chicago during the month October is also very affordable. Most momondo users find prices during this month for around $949.

How far in advance should I book a flight 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 $1,120 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 36% 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 52m
Direct flights	None

The fastest flight from Chicago to Argentina takes 13h 52m

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 April 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 1,576 reviews	Search Copa Airlines flights
LATAM Airlines	PriceFrom $727	Free Cancellation	Rating 7.4 1,908 reviews	Search LATAM Airlines flights
Avianca	PriceFrom $750	Free Cancellation	Rating 6.5 2,512 reviews	Search Avianca flights
Delta	PriceFrom $951	Free Cancellation	Rating 7.9 8,424 reviews	Search Delta flights
United Airlines	PriceFrom $951	Free Cancellation	Rating 7.4 9,604 reviews	Search United Airlines flights
American Airlines	PriceFrom $1,004	Free Cancellation	Rating 7.1 11,602 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.