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 34% 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.

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

Arajet is the most popular carrier 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 7 as of August 2025.

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.

$183 Cheap Flights from Chicago to Argentina in 2025

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Find the cheapest flights from Chicago to Argentina

Round-trip

One-way

Last minute

Cheap round-trip flights

10:27 am - 12:09 amORD-MDZ

35h 42m2 stops

9:00 pm - 6:36 pmMDZ-ORD

23h 36m3 stops

$876

Find Deal

Thu, Oct 16 - Fri, Oct 31

4:35 am - 12:05 amORD-EZE

16h 30m1 stop

8:40 am - 9:10 pmEZE-ORD

15h 30m1 stop

$883Arajet

Find Deal

Tue, Dec 9 - Sun, Dec 28

2:35 pm - 4:25 amORD-EZE

35h 50m2 stops

6:40 am - 1:15 pmEZE-ORD

32h 35m2 stops

$914Avianca

Find Deal

Wed, Sep 17 - Wed, Oct 15

2:35 pm - 5:45 amORD-EZE

13h 10m1 stop

1:40 am - 1:15 pmEZE-ORD

13h 35m1 stop

$917Avianca

Find Deal

Fri, Oct 10 - Sun, Oct 19

7:59 am - 12:55 amORD-EZE

14h 56m1 stop

10:07 am - 12:21 amEZE-ORD

16h 14m1 stop

$918Copa Airlines

Find Deal

Wed, Oct 15 - Sat, Oct 25

10:35 am - 9:45 amMDW-EZE

21h 10m1 stop

11:55 pm - 9:44 pmEZE-MDW

24h 49m1 stop

$921Delta

Find Deal

Wed, Sep 24 - Thu, Dec 4

5:30 am - 9:45 amORD-EZE

26h 15m1 stop

10:25 pm - 12:38 pmEZE-ORD

17h 13m1 stop

$921Delta

Find Deal

Wed, Sep 24 - Tue, Dec 9

12:43 pm - 1:55 pmMDW-EZE

23h 12m2 stops

5:30 am - 11:53 amEZE-MDW

32h 23m2 stops

$924LATAM Airlines

Find Deal

Tue, Sep 30 - Tue, Oct 21

7:59 am - 12:55 amORD-EZE

14h 56m1 stop

3:57 am - 12:05 amEZE-ORD

23h 08m1 stop

$928Copa Airlines

Find Deal

Wed, Oct 8 - Tue, Nov 18

6:30 pm - 4:05 pmMDW-AEP

19h 35m2 stops

5:15 pm - 11:55 amAEP-MDW

21h 40m2 stops

$930LATAM Airlines

Find Deal

Mon, Sep 22 - Thu, Dec 4

Delta flights from Chicago to Argentina

Our best Delta deals on Chicago to Argentina flight tickets

Delta

Sep 24

MDW10:35 amChicago Midway

21h 10m

1 stop

EZE9:45 amBuenos Aires Ministro Pistarini

Dec 4

EZE11:55 pmBuenos Aires Ministro Pistarini

24h 49m

1 stop

MDW9:44 pmChicago Midway

$921

Find similar

Delta

Sep 8

MDW4:25 pmChicago Midway

15h 20m

1 stop

EZE9:45 amBuenos Aires Ministro Pistarini

Sep 22

EZE8:10 pmBuenos Aires Ministro Pistarini

15h 30m

1 stop

MDW9:40 amChicago Midway

$930

Find similar

Delta

Sep 8

MDW4:25 pmChicago Midway

15h 20m

1 stop

EZE9:45 amBuenos Aires Ministro Pistarini

Sep 22

EZE8:10 pmBuenos Aires Ministro Pistarini

18h 18m

2 stops

MDW12:28 pmChicago Midway

$935

Find similar

Avianca flights from Chicago to Argentina

Our best Avianca deals on Chicago to Argentina flight tickets

Avianca

Sep 5

ORD2:35 pmChicago O'Hare Intl

13h 10m

1 stop

EZE5:45 amBuenos Aires Ministro Pistarini

Sep 17

EZE1:40 amBuenos Aires Ministro Pistarini

13h 35m

1 stop

ORD1:15 pmChicago O'Hare Intl

$914

Find similar

Avianca

Oct 10

ORD2:35 pmChicago O'Hare Intl

13h 10m

1 stop

EZE5:45 amBuenos Aires Ministro Pistarini

Oct 19

EZE1:40 amBuenos Aires Ministro Pistarini

13h 35m

1 stop

ORD1:15 pmChicago O'Hare Intl

$917

Find similar

Avianca

Sep 8

ORD2:35 pmChicago O'Hare Intl

22h 45m

1 stop

EZE3:20 pmBuenos Aires Ministro Pistarini

Sep 14

EZE1:40 amBuenos Aires Ministro Pistarini

13h 35m

1 stop

ORD1:15 pmChicago O'Hare Intl

$924

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoMendoza

ORD - MDZ

ORDMDZ

Chicago O'Hare Intl

Thu 10/16

10:27 am-12:09 am

2 stops35h 42m

Mendoza El Plumerillo

Fri 10/31

9:00 pm-6:36 pm

3 stops23h 36m

$876

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Tue 12/9

4:35 am-12:05 am

1 stop16h 30m

Buenos Aires Ministro Pistarini

Sun 12/28

8:40 am-9:10 pm

1 stop15h 30m

$883

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Wed 9/17

2:35 pm-4:25 am

2 stops35h 50m

Buenos Aires Ministro Pistarini

Wed 10/15

6:40 am-1:15 pm

2 stops32h 35m

$914

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Fri 10/10

2:35 pm-5:45 am

1 stop13h 10m

Buenos Aires Ministro Pistarini

Sun 10/19

1:40 am-1:15 pm

1 stop13h 35m

$917

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Wed 10/15

7:59 am-12:55 am

1 stop14h 56m

Buenos Aires Ministro Pistarini

Sat 10/25

10:07 am-12:21 am

1 stop16h 14m

$918

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Wed 9/24

10:35 am-9:45 am

1 stop21h 10m

Buenos Aires Ministro Pistarini

Thu 12/4

11:55 pm-9:44 pm

1 stop24h 49m

$921

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Wed 9/24

5:30 am-9:45 am

1 stop26h 15m

Buenos Aires Ministro Pistarini

Tue 12/9

10:25 pm-12:38 pm

1 stop17h 13m

$921

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Tue 9/30

12:43 pm-1:55 pm

2 stops23h 12m

Buenos Aires Ministro Pistarini

Tue 10/21

5:30 am-11:53 am

2 stops32h 23m

$924

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Wed 10/8

7:59 am-12:55 am

1 stop14h 56m

Buenos Aires Ministro Pistarini

Tue 11/18

3:57 am-12:05 am

1 stop23h 08m

$928

ChicagoBuenos Aires

MDW - AEP

MDWAEP

Chicago Midway

Mon 9/22

6:30 pm-4:05 pm

2 stops19h 35m

Buenos Aires Jorge Newbery

Thu 12/4

5:15 pm-11:55 am

2 stops21h 40m

$930

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 July, then departing from Chicago during the month September is also very affordable. Most momondo users find prices during this month for around $1,040.

What is the cheapest day to depart on your flight to Argentina?

The cheapest day to depart from Chicago to Argentina is on a Tuesday. Travelers who choose to depart for Argentina on a Tuesday will often find tickets for as low as $1,138. The most expensive day to fly to Argentina is Saturday, with ticket prices averaging around $1,258.

What is the cheapest time of day to depart on your flight to Argentina?

The cheapest time of day to fly to Argentina is in the evening when flights can be purchased for as low as $1,108. Flights in the afternoon are often more expensive with an average ticket price of $1,221.

How far in advance should I book a flight 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 $1,180 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 $781 on momondo.

Can stopping save me money on Chicago to Argentina flights?

You could potentially save up to 27% 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

Direct flights	None

There are no direct flights from Chicago to Argentina. There are no popular flight routes from Chicago to Argentina.

Search flight deals

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 2025.
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
Copa Airlines	PriceFrom $699	Free Cancellation	Rating 7.5 1,517 reviews	Search Copa Airlines flights
Arajet	PriceFrom $736	Free Cancellation	Rating 7.0 34 reviews	Search Arajet flights
Avianca	PriceFrom $753	Free Cancellation	Rating 6.7 2,420 reviews	Search Avianca flights
American Airlines	PriceFrom $1,015	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Delta	PriceFrom $1,023	Free Cancellation	Rating 7.9 7,977 reviews	Search Delta flights
United Airlines	PriceFrom $1,094	Free Cancellation	Rating 7.4 8,944 reviews	Search United Airlines flights
LATAM Airlines	PriceFrom $1,165	Free Cancellation	Rating 7.5 1,842 reviews	Search LATAM 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.