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

Arajet, Delta, and Avianca 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 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.

$302 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.

3:20 am - 8:15 pm

ORD

EZE

13h 55m

1 stop

8:40 am - 9:20 pm

EZE

ORD

15h 40m

1 stop

$707Arajet

Sun, Nov 1 - Sun, Nov 8

12:12 pm - 4:10 am

ORD

EZE

13h 58m

1 stop

8:40 am - 10:10 pm

EZE

ORD

15h 30m

1 stop

$734Arajet

Sat, Jun 27 - Sun, Jul 12

6:45 am - 6:45 am

ORD

EZE

22h 00m

1 stop

11:00 am - 11:40 pm

EZE

ORD

14h 40m

1 stop

$778Arajet

Fri, Oct 2 - Thu, Oct 15

5:25 pm - 4:00 pm

MDW

AEP

20h 35m

2 stops

2:55 pm - 9:52 am

AEP

MDW

20h 57m

2 stops

$824LATAM Airlines

Sat, Oct 24 - Fri, Oct 30

9:49 am - 8:30 am

ORD

AEP

20h 41m

2 stops

2:55 pm - 8:38 am

AEP

ORD

19h 43m

2 stops

$824LATAM Airlines

Wed, Jun 3 - Tue, Jun 9

5:10 pm - 9:45 am

MDW

EZE

14h 35m

1 stop

8:10 pm - 12:46 pm

EZE

MDW

18h 36m

2 stops

$1,054Delta

Sun, May 31 - Sat, Jun 6

4:25 pm - 9:40 am

MDW

EZE

15h 15m

2 stops

8:10 pm - 10:05 am

EZE

MDW

15h 55m

1 stop

$1,096Delta

Mon, Jun 29 - Sun, Jul 12

3:21 pm - 12:25 am

ORD

MDZ

31h 04m

1 stop

1:25 am - 1:02 am

MDZ

ORD

25h 37m

1 stop

$1,143Copa Airlines

Wed, Aug 5 - Wed, Aug 19

11:20 pm - 10:30 am

ORD

FTE

33h 10m

2 stops

5:45 pm - 9:20 pm

FTE

ORD

29h 35m

2 stops

$1,537Avianca

Fri, Aug 21 - Tue, Aug 25

11:20 pm - 11:20 am

ORD

IGR

34h 00m

2 stops

6:00 pm - 9:20 pm

IGR

ORD

29h 20m

2 stops

$1,572Avianca

Sat, Jun 13 - Wed, Jun 17

Arajet flights from Chicago to Argentina

Our best Arajet deals on Chicago to Argentina flight tickets

Arajet

Nov 1

ORD3:20 amChicago O'Hare Intl

13h 55m

1 stop

EZE8:15 pmBuenos Aires Ministro Pistarini

Nov 8

EZE8:40 amBuenos Aires Ministro Pistarini

15h 40m

1 stop

ORD9:20 pmChicago O'Hare Intl

$707

Arajet

Jun 27

ORD12:12 pmChicago O'Hare Intl

13h 58m

1 stop

EZE4:10 amBuenos Aires Ministro Pistarini

Jul 12

EZE8:40 amBuenos Aires Ministro Pistarini

15h 30m

1 stop

ORD10:10 pmChicago O'Hare Intl

$734

Arajet

Oct 2

ORD6:45 amChicago O'Hare Intl

22h 00m

1 stop

EZE6:45 amBuenos Aires Ministro Pistarini

Oct 15

EZE11:00 amBuenos Aires Ministro Pistarini

14h 40m

1 stop

ORD11:40 pmChicago O'Hare Intl

$778

Delta flights from Chicago to Argentina

Our best Delta deals on Chicago to Argentina flight tickets

Delta

May 22

MDW5:10 pmChicago Midway

14h 35m

1 stop

EZE9:45 amBuenos Aires Ministro Pistarini

May 29

EZE8:10 pmBuenos Aires Ministro Pistarini

15h 49m

1 stop

MDW9:59 amChicago Midway

$997

Delta

May 22

MDW1:22 pmChicago Midway

18h 23m

2 stops

EZE9:45 amBuenos Aires Ministro Pistarini

May 29

EZE8:10 pmBuenos Aires Ministro Pistarini

22h 02m

1 stop

MDW4:12 pmChicago Midway

$1,001

Delta

May 29

MDW10:59 amChicago Midway

20h 46m

1 stop

EZE9:45 amBuenos Aires Ministro Pistarini

Jun 3

EZE8:10 pmBuenos Aires Ministro Pistarini

22h 02m

1 stop

MDW4:12 pmChicago Midway

$1,050

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Sun 11/1

3:20 am-8:15 pm

1 stop13h 55m

Buenos Aires Ministro Pistarini

Sun 11/8

8:40 am-9:20 pm

1 stop15h 40m

$707

Quickest round-trip

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Sat 6/27

12:12 pm-4:10 am

1 stop13h 58m

Buenos Aires Ministro Pistarini

Sun 7/12

8:40 am-10:10 pm

1 stop15h 30m

$734

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Fri 10/2

6:45 am-6:45 am

1 stop22h 00m

Buenos Aires Ministro Pistarini

Thu 10/15

11:00 am-11:40 pm

1 stop14h 40m

$778

ChicagoBuenos Aires

MDW - AEP

MDWAEP

Chicago Midway

Sat 10/24

5:25 pm-4:00 pm

2 stops20h 35m

Buenos Aires Jorge Newbery

Fri 10/30

2:55 pm-9:52 am

2 stops20h 57m

$824

ChicagoBuenos Aires

ORD - AEP

ORDAEP

Chicago O'Hare Intl

Wed 6/3

9:49 am-8:30 am

2 stops20h 41m

Buenos Aires Jorge Newbery

Tue 6/9

2:55 pm-8:38 am

2 stops19h 43m

$824

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Sun 5/31

5:10 pm-9:45 am

1 stop14h 35m

Buenos Aires Ministro Pistarini

Sat 6/6

8:10 pm-12:46 pm

2 stops18h 36m

$1,054

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Mon 6/29

4:25 pm-9:40 am

2 stops15h 15m

Buenos Aires Ministro Pistarini

Sun 7/12

8:10 pm-10:05 am

1 stop15h 55m

$1,096

ChicagoMendoza

ORD - MDZ

ORDMDZ

Chicago O'Hare Intl

Wed 8/5

3:21 pm-12:25 am

1 stop31h 04m

Mendoza El Plumerillo

Wed 8/19

1:25 am-1:02 am

1 stop25h 37m

$1,143

ChicagoEl Calafate

ORD - FTE

ORDFTE

Chicago O'Hare Intl

Fri 8/21

11:20 pm-10:30 am

2 stops33h 10m

El Calafate

Tue 8/25

5:45 pm-9:20 pm

2 stops29h 35m

$1,537

ChicagoPuerto Iguazú

ORD - IGR

ORDIGR

Chicago O'Hare Intl

Sat 6/13

11:20 pm-11:20 am

2 stops34h 00m

Puerto Iguazú Cataratas del Iguazu

Wed 6/17

6:00 pm-9:20 pm

2 stops29h 20m

$1,572

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 $1,117 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 26% 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 15m
Direct flights	None

The fastest flight from Chicago to Argentina takes 13h 15m

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 48 reviews	Search Arajet flights
Copa Airlines	PriceFrom $569	Free Cancellation	Rating 7.5 1,579 reviews	Search Copa Airlines flights
LATAM Airlines	PriceFrom $727	Free Cancellation	Rating 7.4 1,923 reviews	Search LATAM Airlines flights
Avianca	PriceFrom $795	Free Cancellation	Rating 6.5 2,529 reviews	Search Avianca flights
Delta	PriceFrom $951	Free Cancellation	Rating 7.9 8,452 reviews	Search Delta flights
United Airlines	PriceFrom $951	Free Cancellation	Rating 7.4 9,738 reviews	Search United Airlines flights
American Airlines	PriceFrom $972	Free Cancellation	Rating 7.1 11,643 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.