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

Arajet, LATAM Airlines, and Delta 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 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.

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 August 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.

$205 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 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

16h 35m1 stop Punta Cana

8:40 am - 10:10 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

15h 30m1 stop Punta Cana

$530Arajet

Mon, Sep 7 - Sun, Sep 20

5:30 am - 12:05 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

16h 35m1 stop Punta Cana

9:45 am - 11:40 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

15h 55m1 stop Punta Cana

$530Arajet

Mon, Sep 7 - Thu, Sep 17

5:30 am - 12:05 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

16h 35m1 stop Punta Cana

5:00 am - 11:47 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

44h 47m2 stops Lima J Chavez Intl Mexico City Benito Juarez

$644Multiple Airlines

Mon, Sep 7 - Tue, Sep 22

4:49 pm - 3:00 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

32h 11m2 stops Orlando Punta Cana

11:00 am - 11:40 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

14h 40m1 stop Punta Cana

$658Multiple Airlines

Mon, Oct 19 - Thu, Oct 29

8:04 am - 9:40 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

22h 36m2 stops Atlanta Hartsfield-Jackson Miami

3:10 pm - 8:41 amEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

20h 31m2 stops Rio de Janeiro–Galeão Intl Atlanta Hartsfield-Jackson

$886LATAM Airlines

Thu, Nov 12 - Sun, Nov 15

8:37 am - 7:15 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

20h 38m1 stop Miami

8:50 pm - 10:54 amEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

16h 04m1 stop Miami

$908American Airlines

Wed, Aug 26 - Mon, Aug 31

2:30 pm - 6:00 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

13h 30m1 stop Miami

8:50 pm - 12:15 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

17h 25m2 stops Miami Charlotte Douglas

$912American Airlines

Wed, Aug 26 - Mon, Aug 31

8:02 am - 4:36 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

18h 34m1 stop Panama City Tocumen Intl

8:59 am - 1:59 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

31h 00m1 stop Panama City Tocumen Intl

$923Copa Airlines

Tue, Aug 25 - Tue, Sep 1

8:02 am - 12:51 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

14h 49m1 stop Panama City Tocumen Intl

5:25 am - 1:02 amEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

21h 37m1 stop Panama City Tocumen Intl

$923Copa Airlines

Tue, Aug 25 - Fri, Sep 25

1:50 pm - 11:30 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

19h 40m2 stops New York John F Kennedy Intl Santiago Arturo Merino Benitez

7:35 am - 11:52 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

18h 17m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

$925LATAM Airlines

Tue, Oct 6 - Tue, Oct 13

Cheap last minute flights

Enter your travel dates to find the best prices.

6:29 am - 8:00 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

23h 31m1 stop Houston George Bush Intcntl

9:00 pm - 10:15 amEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

15h 15m1 stop Houston George Bush Intcntl

$908United Airlines

Sun, Aug 9 - Mon, Aug 24

6:29 am - 8:00 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

23h 31m1 stop Houston George Bush Intcntl

9:00 pm - 2:50 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

19h 50m1 stop Houston George Bush Intcntl

$908United Airlines

Sun, Aug 9 - Wed, Aug 19

4:30 pm - 11:05 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

16h 35m1 stop New York John F Kennedy Intl

9:05 pm - 11:53 amEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

16h 48m1 stop New York John F Kennedy Intl

$908American Airlines

Wed, Aug 12 - Tue, Aug 18

12:40 pm - 11:05 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

20h 25m1 stop New York John F Kennedy Intl

8:50 pm - 11:38 amEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

16h 48m2 stops Miami Washington, D.C. Reagan-National

$912American Airlines

Wed, Aug 12 - Tue, Aug 18

1:59 pm - 9:45 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

17h 46m2 stops Detroit Metropolitan Wayne County Atlanta Hartsfield-Jackson

8:10 pm - 1:08 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

18h 58m2 stops Atlanta Hartsfield-Jackson Detroit Metropolitan Wayne County

$962Delta

Wed, Aug 12 - Tue, Aug 18

5:30 am - 12:05 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

16h 35m1 stop Punta Cana

7:10 am - 12:50 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

31h 40m2 stops Bogotá El Dorado Fort Lauderdale

$1,033Multiple Airlines

Mon, Aug 10 - Tue, Aug 25

10:07 am - 6:21 pmORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

30h 14m2 stops New York John F Kennedy Intl Santiago Arturo Merino Benitez

1:10 pm - 2:09 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

26h 59m2 stops Miami Atlanta Hartsfield-Jackson

$1,048LATAM Airlines

Tue, Aug 11 - Thu, Aug 13

5:30 am - 12:05 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

16h 35m1 stop Punta Cana

10:45 pm - 3:59 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

43h 14m2 stops Miami Houston George Bush Intcntl

$1,053Multiple Airlines

Mon, Aug 10 - Sun, Aug 23

5:30 am - 6:10 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

22h 40m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

12:15 pm - 5:01 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

30h 46m2 stops Santiago Arturo Merino Benitez New York John F Kennedy Intl

$1,093LATAM Airlines

Tue, Aug 11 - Wed, Aug 19

10:07 am - 9:40 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

21h 33m2 stops New York John F Kennedy Intl Miami

1:10 pm - 10:13 amEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

23h 03m2 stops Miami Atlanta Hartsfield-Jackson

$1,368Delta

Sun, Aug 9 - Thu, Aug 20

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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 17

EZE9:45 amBuenos Aires Ministro Pistarini

15h 55m

1 stop

ORD11:40 pmChicago O'Hare Intl

$530

Arajet

Sep 7

ORD5:30 amChicago O'Hare Intl

16h 35m

1 stop

EZE12:05 amBuenos Aires Ministro Pistarini

Sep 17

EZE9:45 amBuenos Aires Ministro Pistarini

15h 55m

1 stop

ORD11:40 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 17

EZE9:45 amBuenos Aires Ministro Pistarini

15h 55m

1 stop

ORD11:40 pmChicago O'Hare Intl

$601

LATAM Airlines flights from Chicago to Argentina

Our best LATAM Airlines deals on Chicago to Argentina flight tickets

LATAM Airlines

Nov 12

MDW1:00 pmChicago Midway

17h 40m

2 stops

EZE9:40 amBuenos Aires Ministro Pistarini

Nov 16

EZE7:20 amBuenos Aires Ministro Pistarini

18h 36m

2 stops

MDW10:56 pmChicago Midway

$930

LATAM Airlines

Sep 20

MDW6:05 amChicago Midway

25h 40m

1 stop

EZE9:45 amBuenos Aires Ministro Pistarini

Sep 27

EZE8:10 pmBuenos Aires Ministro Pistarini

15h 39m

1 stop

MDW9:49 amChicago Midway

$959

LATAM Airlines

Aug 31

MDW4:39 pmChicago Midway

20h 11m

2 stops

AEP2:50 pmBuenos Aires Jorge Newbery

Sep 7

AEP9:25 amBuenos Aires Jorge Newbery

27h 11m

2 stops

MDW10:36 amChicago Midway

$960

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoBuenos Aires

ORD Chicago O'Hare Intl - EZE Buenos Aires Ministro Pistarini

ORDEZE

Chicago O'Hare Intl

Mon 9/7

5:30 am-12:05 am

1 stop16h 35m

Buenos Aires Ministro Pistarini

Sun 9/20

8:40 am-10:10 pm

1 stop15h 30m

$530

ChicagoBuenos Aires

ORD Chicago O'Hare Intl - EZE Buenos Aires Ministro Pistarini

ORDEZE

Chicago O'Hare Intl

Mon 9/7

5:30 am-12:05 am

1 stop16h 35m

Buenos Aires Ministro Pistarini

Thu 9/17

9:45 am-11:40 pm

1 stop15h 55m

$530

ChicagoBuenos Aires

ORD Chicago O'Hare Intl - EZE Buenos Aires Ministro Pistarini

ORDEZE

Chicago O'Hare Intl

Mon 9/7

5:30 am-12:05 am

1 stop16h 35m

Buenos Aires Ministro Pistarini

Tue 9/22

5:00 am-11:47 pm

2 stops44h 47m

$644

ChicagoBuenos Aires

ORD Chicago O'Hare Intl - EZE Buenos Aires Ministro Pistarini

ORDEZE

Chicago O'Hare Intl

Mon 10/19

4:49 pm-3:00 am

2 stops32h 11m

Buenos Aires Ministro Pistarini

Thu 10/29

11:00 am-11:40 pm

1 stop14h 40m

$658

ChicagoBuenos Aires

ORD Chicago O'Hare Intl - EZE Buenos Aires Ministro Pistarini

ORDEZE

Chicago O'Hare Intl

Thu 11/12

8:04 am-9:40 am

2 stops22h 36m

Buenos Aires Ministro Pistarini

Sun 11/15

3:10 pm-8:41 am

2 stops20h 31m

$886

ChicagoBuenos Aires

ORD Chicago O'Hare Intl - EZE Buenos Aires Ministro Pistarini

ORDEZE

Chicago O'Hare Intl

Wed 8/26

8:37 am-7:15 am

1 stop20h 38m

Buenos Aires Ministro Pistarini

Mon 8/31

8:50 pm-10:54 am

1 stop16h 04m

$908

Quickest round-trip

ChicagoBuenos Aires

ORD Chicago O'Hare Intl - EZE Buenos Aires Ministro Pistarini

ORDEZE

Chicago O'Hare Intl

Wed 8/26

2:30 pm-6:00 am

1 stop13h 30m

Buenos Aires Ministro Pistarini

Mon 8/31

8:50 pm-12:15 pm

2 stops17h 25m

$912

ChicagoBuenos Aires

ORD Chicago O'Hare Intl - EZE Buenos Aires Ministro Pistarini

ORDEZE

Chicago O'Hare Intl

Tue 8/25

8:02 am-4:36 am

1 stop18h 34m

Buenos Aires Ministro Pistarini

Tue 9/1

8:59 am-1:59 pm

1 stop31h 00m

$923

ChicagoBuenos Aires

ORD Chicago O'Hare Intl - EZE Buenos Aires Ministro Pistarini

ORDEZE

Chicago O'Hare Intl

Tue 8/25

8:02 am-12:51 am

1 stop14h 49m

Buenos Aires Ministro Pistarini

Fri 9/25

5:25 am-1:02 am

1 stop21h 37m

$923

ChicagoBuenos Aires

ORD Chicago O'Hare Intl - EZE Buenos Aires Ministro Pistarini

ORDEZE

Chicago O'Hare Intl

Tue 10/6

1:50 pm-11:30 am

2 stops19h 40m

Buenos Aires Ministro Pistarini

Tue 10/13

7:35 am-11:52 pm

2 stops18h 17m

$925

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 May, then departing from Chicago during the month November is also very affordable. Most momondo users find prices during this month for around $986.

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 $1,177 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 43% 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 August 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 6.2 53 reviews	Search Arajet flights
Copa Airlines	PriceFrom $609	Free Cancellation	Rating 7.6 1,563 reviews	Search Copa Airlines flights
LATAM Airlines	PriceFrom $727	Free Cancellation	Rating 7.4 1,973 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 8,503 reviews	Search Delta flights
United Airlines	PriceFrom $951	Free Cancellation	Rating 7.4 10,077 reviews	Search United Airlines flights
American Airlines	PriceFrom $972	Free Cancellation	Rating 7.1 11,877 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.