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

Arajet, United 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.

$203 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

7:10 am - 11:40 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

18h 30m1 stop Punta Cana

$496Arajet

Mon, Oct 5 - Thu, Oct 29

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

$591Multiple Airlines

Mon, Sep 21 - Thu, Oct 1

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

16h 35m1 stop Punta Cana

9:15 pm - 11:40 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

28h 25m1 stop Punta Cana

$625Arajet

Mon, Oct 5 - Wed, Oct 28

5:30 am - 8:20 pmORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

36h 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

$679Multiple Airlines

Mon, Oct 5 - Thu, Oct 29

11:35 am - 7:40 amMDW Chicago Midway-AEP Buenos Aires Jorge Newbery

18h 05m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

2:55 pm - 9:49 amAEP Buenos Aires Jorge Newbery-MDW Chicago Midway

20h 54m2 stops Rio de Janeiro–Galeão Intl Atlanta Hartsfield-Jackson

$927LATAM Airlines

Sat, Sep 12 - Thu, Sep 17

8:01 am - 12:51 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

14h 50m1 stop Panama City Tocumen Intl

8:59 am - 1:02 amEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

18h 03m1 stop Panama City Tocumen Intl

$950Copa Airlines

Fri, Sep 11 - Mon, Sep 21

3:20 pm - 10:26 pmORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

29h 06m1 stop Panama City Tocumen Intl

8:59 am - 1:02 amEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

18h 03m1 stop Panama City Tocumen Intl

$950Copa Airlines

Sun, Sep 13 - Thu, Sep 24

11:15 am - 11:05 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

21h 50m1 stop New York John F Kennedy Intl

10:30 pm - 2:20 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

17h 50m2 stops Miami Charlotte Douglas

$962American Airlines

Wed, Aug 26 - Sat, Aug 29

1:15 pm - 7:15 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

16h 00m2 stops Charlotte Douglas Miami

10:30 pm - 2:20 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

17h 50m2 stops Miami Charlotte Douglas

$962American Airlines

Wed, Aug 26 - Sat, Aug 29

12:46 pm - 9:45 amMDW Chicago Midway-EZE Buenos Aires Ministro Pistarini

18h 59m1 stop Atlanta Hartsfield-Jackson

1:10 pm - 11:51 amEZE Buenos Aires Ministro Pistarini-MDW Chicago Midway

24h 41m2 stops Miami Atlanta Hartsfield-Jackson

$988LATAM Airlines

Wed, Aug 26 - Sat, Aug 29

Cheap last minute flights

Enter your travel dates to find the best prices.

2:30 pm - 7:15 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

14h 45m1 stop Miami

11:35 pm - 10:31 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

24h 56m1 stop Miami

$919American Airlines

Tue, Aug 18 - Sat, Aug 29

11:53 am - 7:15 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

17h 22m2 stops Charlotte Douglas Miami

11:35 pm - 10:31 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

24h 56m1 stop Miami

$923American Airlines

Tue, Aug 18 - Sat, Aug 29

6:25 pm - 9:45 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

13h 20m1 stop Atlanta Hartsfield-Jackson

8:10 pm - 6:49 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

24h 39m1 stop Atlanta Hartsfield-Jackson

$958Delta

Fri, Aug 21 - Mon, Aug 24

12:46 pm - 9:40 amMDW Chicago Midway-EZE Buenos Aires Ministro Pistarini

18h 54m2 stops Atlanta Hartsfield-Jackson Miami

1:10 pm - 11:51 amEZE Buenos Aires Ministro Pistarini-MDW Chicago Midway

24h 41m2 stops Miami Atlanta Hartsfield-Jackson

$962LATAM Airlines

Tue, Aug 18 - Sat, Aug 29

5:10 pm - 9:45 amMDW Chicago Midway-EZE Buenos Aires Ministro Pistarini

14h 35m1 stop Atlanta Hartsfield-Jackson

1:10 pm - 9:59 amEZE Buenos Aires Ministro Pistarini-MDW Chicago Midway

22h 49m2 stops Miami Atlanta Hartsfield-Jackson

$962LATAM Airlines

Tue, Aug 18 - Sat, Aug 29

8:05 am - 9:45 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

23h 40m1 stop Atlanta Hartsfield-Jackson

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

15h 30m1 stop Punta Cana

$977Multiple Airlines

Thu, Aug 20 - Sun, Sep 20

6:25 pm - 9:45 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

13h 20m1 stop Atlanta Hartsfield-Jackson

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

32h 58m2 stops Miami Atlanta Hartsfield-Jackson

$978Multiple Airlines

Tue, Aug 18 - Tue, Sep 1

3:21 pm - 12:51 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

31h 30m1 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

$992Copa Airlines

Tue, Aug 18 - 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

$992Copa Airlines

Tue, Aug 18 - Tue, Sep 1

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 - 11:26 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

28h 26m1 stop Houston George Bush Intcntl

$995United Airlines

Tue, Aug 18 - Tue, Sep 1

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Arajet flights from Chicago to Argentina

Our best Arajet deals on Chicago to Argentina flight tickets

Arajet

Oct 5

ORD5:30 amChicago O'Hare Intl

16h 35m

1 stop

EZE12:05 amBuenos Aires Ministro Pistarini

Oct 29

EZE7:10 amBuenos Aires Ministro Pistarini

18h 30m

1 stop

ORD11:40 pmChicago O'Hare Intl

$496

Arajet

Oct 5

ORD5:30 amChicago O'Hare Intl

16h 35m

1 stop

EZE12:05 amBuenos Aires Ministro Pistarini

Oct 28

EZE9:15 pmBuenos Aires Ministro Pistarini

28h 25m

1 stop

ORD11:40 pmChicago O'Hare Intl

$625

Arajet

Sep 21

ORD5:30 amChicago O'Hare Intl

16h 35m

1 stop

EZE12:05 amBuenos Aires Ministro Pistarini

Oct 1

EZE11:00 amBuenos Aires Ministro Pistarini

14h 40m

1 stop

ORD11:40 pmChicago O'Hare Intl

$636

Delta flights from Chicago to Argentina

Our best Delta deals on Chicago to Argentina flight tickets

Delta

Aug 21

ORD6:25 pmChicago O'Hare Intl

13h 20m

1 stop

EZE9:45 amBuenos Aires Ministro Pistarini

Aug 24

EZE8:10 pmBuenos Aires Ministro Pistarini

24h 39m

1 stop

ORD6:49 pmChicago O'Hare Intl

$958

Delta

Aug 29

MDW4:39 pmChicago Midway

15h 06m

1 stop

EZE9:45 amBuenos Aires Ministro Pistarini

Sep 8

EZE8:10 pmBuenos Aires Ministro Pistarini

21h 14m

1 stop

MDW3:24 pmChicago Midway

$1,029

Delta

Aug 29

MDW1:25 pmChicago Midway

18h 20m

2 stops

EZE9:45 amBuenos Aires Ministro Pistarini

Sep 7

EZE1:10 pmBuenos Aires Ministro Pistarini

23h 26m

2 stops

MDW10:36 amChicago Midway

$1,033

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 10/5

5:30 am-12:05 am

1 stop16h 35m

Buenos Aires Ministro Pistarini

Thu 10/29

7:10 am-11:40 pm

1 stop18h 30m

$496

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

$591

ChicagoBuenos Aires

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

ORDEZE

Chicago O'Hare Intl

Mon 10/5

5:30 am-12:05 am

1 stop16h 35m

Buenos Aires Ministro Pistarini

Wed 10/28

9:15 pm-11:40 pm

1 stop28h 25m

$625

ChicagoBuenos Aires

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

ORDEZE

Chicago O'Hare Intl

Mon 10/5

5:30 am-8:20 pm

2 stops36h 50m

Buenos Aires Ministro Pistarini

Thu 10/29

11:00 am-11:40 pm

1 stop14h 40m

$679

ChicagoBuenos Aires

MDW Chicago Midway - AEP Buenos Aires Jorge Newbery

MDWAEP

Chicago Midway

Sat 9/12

11:35 am-7:40 am

2 stops18h 05m

Buenos Aires Jorge Newbery

Thu 9/17

2:55 pm-9:49 am

2 stops20h 54m

$927

Quickest round-trip

ChicagoBuenos Aires

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

ORDEZE

Chicago O'Hare Intl

Fri 9/11

8:01 am-12:51 am

1 stop14h 50m

Buenos Aires Ministro Pistarini

Mon 9/21

8:59 am-1:02 am

1 stop18h 03m

$950

ChicagoBuenos Aires

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

ORDEZE

Chicago O'Hare Intl

Sun 9/13

3:20 pm-10:26 pm

1 stop29h 06m

Buenos Aires Ministro Pistarini

Thu 9/24

8:59 am-1:02 am

1 stop18h 03m

$950

ChicagoBuenos Aires

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

ORDEZE

Chicago O'Hare Intl

Wed 8/26

11:15 am-11:05 am

1 stop21h 50m

Buenos Aires Ministro Pistarini

Sat 8/29

10:30 pm-2:20 pm

2 stops17h 50m

$962

ChicagoBuenos Aires

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

ORDEZE

Chicago O'Hare Intl

Wed 8/26

1:15 pm-7:15 am

2 stops16h 00m

Buenos Aires Ministro Pistarini

Sat 8/29

10:30 pm-2:20 pm

2 stops17h 50m

$962

ChicagoBuenos Aires

MDW Chicago Midway - EZE Buenos Aires Ministro Pistarini

MDWEZE

Chicago Midway

Wed 8/26

12:46 pm-9:45 am

1 stop18h 59m

Buenos Aires Ministro Pistarini

Sat 8/29

1:10 pm-11:51 am

2 stops24h 41m

$988

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 $987.

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 $1,202 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 19% 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 20m
Direct flights	None

The fastest flight from Chicago to Argentina takes 13h 20m

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 6.1 54 reviews	Search Arajet flights
Copa Airlines	PriceFrom $609	Free Cancellation	Rating 7.6 1,557 reviews	Search Copa Airlines flights
LATAM Airlines	PriceFrom $727	Free Cancellation	Rating 7.4 1,981 reviews	Search LATAM Airlines flights
Avianca	PriceFrom $792	Free Cancellation	Rating 6.5 2,540 reviews	Search Avianca flights
Delta	PriceFrom $901	Free Cancellation	Rating 7.8 8,502 reviews	Search Delta flights
United Airlines	PriceFrom $951	Free Cancellation	Rating 7.4 10,105 reviews	Search United Airlines flights
American Airlines	PriceFrom $1,004	Free Cancellation	Rating 7.1 11,947 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.