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

Arajet, United Airlines, and LATAM Airlines are the most popular carriers operating from Chicago to Argentina

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 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 July 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.

$207 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 am

ORD

EZE

16h 35m

1 stop

9:45 am - 11:40 pm

EZE

ORD

15h 55m

1 stop

$449Arajet

Mon, Sep 7 - Thu, Sep 24

5:30 am - 12:05 am

ORD

EZE

16h 35m

1 stop

9:45 am - 11:40 pm

EZE

ORD

15h 55m

1 stop

$494Arajet

Mon, Sep 7 - Thu, Sep 24

5:30 am - 9:10 pm

ORD

EZE

37h 40m

2 stops

9:45 am - 11:40 pm

EZE

ORD

15h 55m

1 stop

$596Multiple Airlines

Mon, Sep 7 - Thu, Sep 24

5:30 am - 1:05 pm

ORD

EZE

29h 35m

2 stops

9:45 am - 11:40 pm

EZE

ORD

15h 55m

1 stop

$610Multiple Airlines

Mon, Sep 7 - Thu, Sep 24

8:02 am - 4:21 am

ORD

EZE

18h 19m

1 stop

5:25 am - 1:02 am

EZE

ORD

21h 37m

1 stop

$896Copa Airlines

Wed, Aug 19 - Wed, Aug 26

4:10 pm - 8:45 am

ORD

EZE

14h 35m

1 stop

8:50 pm - 10:00 am

EZE

ORD

15h 10m

1 stop

$908American Airlines

Fri, Aug 14 - Sun, Aug 16

4:10 pm - 8:45 am

ORD

EZE

14h 35m

1 stop

8:50 pm - 10:00 am

EZE

ORD

15h 10m

1 stop

$908American Airlines

Fri, Aug 14 - Sat, Aug 22

2:16 pm - 8:00 am

ORD

EZE

15h 44m

1 stop

9:00 pm - 8:05 pm

EZE

ORD

25h 05m

1 stop

$908United Airlines

Sat, Aug 22 - Mon, Aug 24

7:30 am - 8:00 am

ORD

EZE

22h 30m

1 stop

9:00 pm - 2:50 pm

EZE

ORD

19h 50m

1 stop

$908United Airlines

Thu, Aug 20 - Tue, Aug 25

8:02 am - 2:30 am

ORD

EZE

16h 28m

1 stop

3:48 am - 1:02 am

EZE

ORD

23h 14m

1 stop

$921Copa Airlines

Tue, Aug 25 - Wed, Sep 2

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LATAM Airlines flights from Chicago to Argentina

Our best LATAM Airlines deals on Chicago to Argentina flight tickets

LATAM Airlines

Nov 12

MDW6:00 amChicago Midway

24h 40m

2 stops

EZE9:40 amBuenos Aires Ministro Pistarini

Nov 16

EZE7:20 amBuenos Aires Ministro Pistarini

17h 50m

2 stops

MDW10:10 pmChicago Midway

$952

LATAM Airlines

Oct 30

ORD8:05 amChicago O'Hare Intl

33h 35m

2 stops

AEP7:40 pmBuenos Aires Jorge Newbery

Nov 18

AEP3:50 pmBuenos Aires Jorge Newbery

23h 46m

2 stops

ORD12:36 pmChicago O'Hare Intl

$958

LATAM Airlines

Nov 27

MDW1:05 pmChicago Midway

15h 30m

1 stop

EZE7:35 amBuenos Aires Ministro Pistarini

Dec 3

EZE3:10 pmBuenos Aires Ministro Pistarini

21h 42m

2 stops

MDW9:52 amChicago Midway

$963

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 24

EZE9:45 amBuenos Aires Ministro Pistarini

15h 55m

1 stop

ORD11:40 pmChicago O'Hare Intl

$449

Arajet

Sep 7

ORD5:30 amChicago O'Hare Intl

16h 35m

1 stop

EZE12:05 amBuenos Aires Ministro Pistarini

Sep 24

EZE9:45 amBuenos Aires Ministro Pistarini

15h 55m

1 stop

ORD11:40 pmChicago O'Hare Intl

$494

Arajet

Sep 7

ORD5:30 amChicago O'Hare Intl

16h 35m

1 stop

EZE12:05 amBuenos Aires Ministro Pistarini

Sep 24

EZE9:45 amBuenos Aires Ministro Pistarini

15h 55m

1 stop

ORD11:40 pmChicago O'Hare Intl

$496

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

Thu 9/24

9:45 am-11:40 pm

1 stop15h 55m

$449

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

Thu 9/24

9:45 am-11:40 pm

1 stop15h 55m

$494

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Mon 9/7

5:30 am-9:10 pm

2 stops37h 40m

Buenos Aires Ministro Pistarini

Thu 9/24

9:45 am-11:40 pm

1 stop15h 55m

$596

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Mon 9/7

5:30 am-1:05 pm

2 stops29h 35m

Buenos Aires Ministro Pistarini

Thu 9/24

9:45 am-11:40 pm

1 stop15h 55m

$610

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Wed 8/19

8:02 am-4:21 am

1 stop18h 19m

Buenos Aires Ministro Pistarini

Wed 8/26

5:25 am-1:02 am

1 stop21h 37m

$896

Quickest round-trip

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Fri 8/14

4:10 pm-8:45 am

1 stop14h 35m

Buenos Aires Ministro Pistarini

Sun 8/16

8:50 pm-10:00 am

1 stop15h 10m

$908

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Fri 8/14

4:10 pm-8:45 am

1 stop14h 35m

Buenos Aires Ministro Pistarini

Sat 8/22

8:50 pm-10:00 am

1 stop15h 10m

$908

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Sat 8/22

2:16 pm-8:00 am

1 stop15h 44m

Buenos Aires Ministro Pistarini

Mon 8/24

9:00 pm-8:05 pm

1 stop25h 05m

$908

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Thu 8/20

7:30 am-8:00 am

1 stop22h 30m

Buenos Aires Ministro Pistarini

Tue 8/25

9:00 pm-2:50 pm

1 stop19h 50m

$908

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Tue 8/25

8:02 am-2:30 am

1 stop16h 28m

Buenos Aires Ministro Pistarini

Wed 9/2

3:48 am-1:02 am

1 stop23h 14m

$921

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 November, then departing from Chicago during the month May is also very affordable. Most momondo users find prices during this month for around $978.

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 $1,152 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 58m
Direct flights	None

The fastest flight from Chicago to Argentina takes 13h 58m

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 July 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 6.3 51 reviews	Search Arajet flights
Copa Airlines	PriceFrom $609	Free Cancellation	Rating 7.6 1,561 reviews	Search Copa Airlines flights
LATAM Airlines	PriceFrom $727	Free Cancellation	Rating 7.4 1,966 reviews	Search LATAM Airlines flights
Avianca	PriceFrom $792	Free Cancellation	Rating 6.5 2,522 reviews	Search Avianca flights
Delta	PriceFrom $901	Free Cancellation	Rating 7.8 8,482 reviews	Search Delta flights
United Airlines	PriceFrom $951	Free Cancellation	Rating 7.4 10,041 reviews	Search United Airlines flights
American Airlines	PriceFrom $972	Free Cancellation	Rating 7.1 11,839 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.