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 34% of people opting to fly with this airline when traveling to Argentina. Keep in mind that there are 8 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 8 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.

$208 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.

3:20 am - 8:15 pmORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

13h 55m1 stop Punta Cana

11:00 am - 10:40 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

14h 40m1 stop Punta Cana

$496Arajet

Sun, Nov 15 - Thu, Nov 19

3:20 am - 8:15 pmORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

13h 55m1 stop Punta Cana

11:00 am - 10:40 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

14h 40m1 stop Punta Cana

$506Arajet

Sun, Nov 15 - Thu, Nov 19

5:30 am - 9:20 pmORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

37h 50m2 stops Punta Cana Cordoba Pajas Blancas

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

14h 40m1 stop Punta Cana

$671Multiple Airlines

Mon, Sep 21 - Thu, Oct 1

3:50 pm - 9:16 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

39h 26m2 stops Orlando Punta Cana

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

14h 40m1 stop Punta Cana

$677Multiple Airlines

Thu, Oct 1 - Thu, Oct 22

5:55 pm - 4:00 pmORD Chicago O'Hare Intl-AEP Buenos Aires Jorge Newbery

19h 05m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

2:55 pm - 12:36 pmAEP Buenos Aires Jorge Newbery-ORD Chicago O'Hare Intl

24h 41m2 stops Rio de Janeiro–Galeão Intl New York John F Kennedy Intl

$875LATAM Airlines

Thu, Feb 18 - Wed, Feb 24

5:30 am - 9:40 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

25h 10m1 stop Atlanta Hartsfield-Jackson

3:10 pm - 8:34 amEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

20h 24m2 stops Rio de Janeiro–Galeão Intl Atlanta Hartsfield-Jackson

$926LATAM Airlines

Thu, Feb 18 - Wed, Feb 24

11:20 pm - 3:40 pmORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

14h 20m1 stop Bogotá El Dorado

1:35 am - 9:20 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

21h 45m1 stop Bogotá El Dorado

$1,076Avianca

Wed, Oct 7 - Tue, Oct 13

11:30 pm - 12:30 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

23h 00m1 stop Bogotá El Dorado

4:50 pm - 8:30 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

30h 40m1 stop Bogotá El Dorado

$1,078Avianca

Wed, Oct 28 - Mon, Nov 2

3:21 pm - 9:50 pmORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

27h 29m1 stop Mexico City Benito Juarez

11:55 pm - 12:40 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

15h 45m1 stop Mexico City Benito Juarez

$1,086Aeromexico

Sun, Feb 14 - Wed, Feb 24

1:04 pm - 9:50 pmORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

29h 46m2 stops Guadalajara Miguel Hidal Mexico City Benito Juarez

11:55 pm - 11:19 amEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

38h 24m2 stops Mexico City Benito Juarez Guadalajara Miguel Hidal

$1,126Aeromexico

Thu, Feb 18 - Wed, Feb 24

Cheap last minute 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

7:30 pm - 1:02 amEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

31h 32m2 stops Santiago Arturo Merino Benitez Panama City Tocumen Intl

$936Multiple Airlines

Mon, Aug 31 - Wed, Sep 9

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

16h 35m1 stop Punta Cana

1:10 pm - 11:51 amEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

24h 41m2 stops Miami Atlanta Hartsfield-Jackson

$955Multiple Airlines

Mon, Aug 31 - Tue, Sep 8

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

16h 35m1 stop Punta Cana

4:00 am - 11:12 amEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

33h 12m1 stop Punta Cana

$979Arajet

Mon, Aug 31 - Fri, Sep 11

2:16 pm - 8:00 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

15h 44m1 stop Houston George Bush Intcntl

9:00 pm - 8:05 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

25h 05m1 stop Houston George Bush Intcntl

$1,004United Airlines

Sat, Aug 29 - Mon, Sep 7

4:11 pm - 8:00 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

13h 49m1 stop Houston George Bush Intcntl

9:00 pm - 6:30 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

23h 30m1 stop Houston George Bush Intcntl

$1,004United Airlines

Sun, Aug 30 - Mon, Sep 7

12:12 pm - 4:10 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

13h 58m1 stop Punta Cana

4:00 am - 11:12 amEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

33h 12m1 stop Punta Cana

$1,023Arajet

Sat, Aug 29 - Fri, Sep 11

1:00 pm - 11:30 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

20h 30m2 stops New York John F Kennedy Intl Santiago Arturo Merino Benitez

7:35 am - 11:59 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

18h 24m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

$1,056LATAM Airlines

Tue, Sep 1 - Tue, Sep 8

10:54 am - 6:10 amMDW Chicago Midway-EZE Buenos Aires Ministro Pistarini

17h 16m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

8:10 pm - 3:24 pmEZE Buenos Aires Ministro Pistarini-MDW Chicago Midway

21h 14m1 stop Atlanta Hartsfield-Jackson

$1,100Delta

Tue, Sep 1 - Tue, Sep 8

4:39 pm - 9:45 amMDW Chicago Midway-EZE Buenos Aires Ministro Pistarini

15h 06m1 stop Atlanta Hartsfield-Jackson

8:10 pm - 10:36 amEZE Buenos Aires Ministro Pistarini-MDW Chicago Midway

16h 26m1 stop Atlanta Hartsfield-Jackson

$1,100Delta

Tue, Sep 1 - Tue, Sep 8

6:25 pm - 4:00 pmORD Chicago O'Hare Intl-AEP Buenos Aires Jorge Newbery

19h 35m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

5:35 pm - 11:59 pmAEP Buenos Aires Jorge Newbery-ORD Chicago O'Hare Intl

32h 24m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

$1,123LATAM Airlines

Tue, Sep 1 - Tue, Sep 8

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Arajet flights from Chicago to Argentina

Our best Arajet deals on Chicago to Argentina flight tickets

Arajet

Nov 15

ORD3:20 amChicago O'Hare Intl

13h 55m

1 stop

EZE8:15 pmBuenos Aires Ministro Pistarini

Nov 19

EZE11:00 amBuenos Aires Ministro Pistarini

14h 40m

1 stop

ORD10:40 pmChicago O'Hare Intl

$496

Arajet

Nov 15

ORD3:20 amChicago O'Hare Intl

13h 55m

1 stop

EZE8:15 pmBuenos Aires Ministro Pistarini

Nov 19

EZE11:00 amBuenos Aires Ministro Pistarini

14h 40m

1 stop

ORD10:40 pmChicago O'Hare Intl

$506

Arajet

Nov 8

ORD3:20 amChicago O'Hare Intl

15h 45m

1 stop

EZE10:05 pmBuenos Aires Ministro Pistarini

Nov 19

EZE11:00 amBuenos Aires Ministro Pistarini

14h 40m

1 stop

ORD10:40 pmChicago O'Hare Intl

$554

United Airlines flights from Chicago to Argentina

Our best United Airlines deals on Chicago to Argentina flight tickets

United Airlines

Aug 30

ORD4:11 pmChicago O'Hare Intl

13h 49m

1 stop

EZE8:00 amBuenos Aires Ministro Pistarini

Sep 8

EZE9:00 pmBuenos Aires Ministro Pistarini

15h 15m

1 stop

ORD10:15 amChicago O'Hare Intl

$1,004

United Airlines

Aug 30

ORD4:11 pmChicago O'Hare Intl

13h 49m

1 stop

EZE8:00 amBuenos Aires Ministro Pistarini

Sep 6

EZE9:00 pmBuenos Aires Ministro Pistarini

29h 59m

1 stop

ORD12:59 amChicago O'Hare Intl

$1,014

United Airlines

Sep 9

ORD10:40 amChicago O'Hare Intl

19h 20m

1 stop

EZE8:00 amBuenos Aires Ministro Pistarini

Sep 21

EZE9:00 pmBuenos Aires Ministro Pistarini

17h 25m

1 stop

ORD12:25 pmChicago O'Hare Intl

$1,100

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

ChicagoBuenos Aires

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

ORDEZE

Chicago O'Hare Intl

Sun 11/15

3:20 am-8:15 pm

1 stop13h 55m

Buenos Aires Ministro Pistarini

Thu 11/19

11:00 am-10:40 pm

1 stop14h 40m

$496

ChicagoBuenos Aires

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

ORDEZE

Chicago O'Hare Intl

Sun 11/15

3:20 am-8:15 pm

1 stop13h 55m

Buenos Aires Ministro Pistarini

Thu 11/19

11:00 am-10:40 pm

1 stop14h 40m

$506

ChicagoBuenos Aires

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

ORDEZE

Chicago O'Hare Intl

Mon 9/21

5:30 am-9:20 pm

2 stops37h 50m

Buenos Aires Ministro Pistarini

Thu 10/1

11:00 am-11:40 pm

1 stop14h 40m

$671

ChicagoBuenos Aires

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

ORDEZE

Chicago O'Hare Intl

Thu 10/1

3:50 pm-9:16 am

2 stops39h 26m

Buenos Aires Ministro Pistarini

Thu 10/22

11:00 am-11:40 pm

1 stop14h 40m

$677

ChicagoBuenos Aires

ORD Chicago O'Hare Intl - AEP Buenos Aires Jorge Newbery

ORDAEP

Chicago O'Hare Intl

Thu 2/18

5:55 pm-4:00 pm

2 stops19h 05m

Buenos Aires Jorge Newbery

Wed 2/24

2:55 pm-12:36 pm

2 stops24h 41m

$875

ChicagoBuenos Aires

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

ORDEZE

Chicago O'Hare Intl

Thu 2/18

5:30 am-9:40 am

1 stop25h 10m

Buenos Aires Ministro Pistarini

Wed 2/24

3:10 pm-8:34 am

2 stops20h 24m

$926

ChicagoBuenos Aires

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

ORDEZE

Chicago O'Hare Intl

Wed 10/7

11:20 pm-3:40 pm

1 stop14h 20m

Buenos Aires Ministro Pistarini

Tue 10/13

1:35 am-9:20 pm

1 stop21h 45m

$1,076

ChicagoBuenos Aires

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

ORDEZE

Chicago O'Hare Intl

Wed 10/28

11:30 pm-12:30 am

1 stop23h 00m

Buenos Aires Ministro Pistarini

Mon 11/2

4:50 pm-8:30 pm

1 stop30h 40m

$1,078

ChicagoBuenos Aires

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

ORDEZE

Chicago O'Hare Intl

Sun 2/14

3:21 pm-9:50 pm

1 stop27h 29m

Buenos Aires Ministro Pistarini

Wed 2/24

11:55 pm-12:40 pm

1 stop15h 45m

$1,086

ChicagoBuenos Aires

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

ORDEZE

Chicago O'Hare Intl

Thu 2/18

1:04 pm-9:50 pm

2 stops29h 46m

Buenos Aires Ministro Pistarini

Wed 2/24

11:55 pm-11:19 am

2 stops38h 24m

$1,126

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 April is also very affordable. Most momondo users find prices during this month for around $984.

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 $1,196 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

Best Price Found	$208
Fastest flight time	12h 45m
Direct flights	None

The best one-way flight to Argentina from Chicago in the past 72 hours is $208. The best round-trip flight deal from Chicago to Argentina found on momondo in the last 72 hours is $496.

The fastest flight from Chicago to Argentina takes 12h 45m

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 8 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 6.1 54 reviews	Search Arajet flights
Copa Airlines	PriceFrom $609	Free Cancellation	Rating 7.6 1,551 reviews	Search Copa Airlines flights
LATAM Airlines	PriceFrom $727	Free Cancellation	Rating 7.4 1,989 reviews	Search LATAM Airlines flights
Avianca	PriceFrom $792	Free Cancellation	Rating 6.5 2,551 reviews	Search Avianca flights
Delta	PriceFrom $901	Free Cancellation	Rating 7.8 8,530 reviews	Search Delta flights
United Airlines	PriceFrom $951	Free Cancellation	Rating 7.4 10,134 reviews	Search United Airlines flights
American Airlines	PriceFrom $968	Free Cancellation	Rating 7.1 12,014 reviews	Search American Airlines flights
Aeromexico	PriceFrom $1,025	Free Cancellation	Rating 7.4 1,470 reviews	Search Aeromexico 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.