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

Arajet, LATAM Airlines, and Copa Airlines 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 33% 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.

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 September 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.

$215 Cheap Flights from Chicago to Argentina in 2026/27

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.

11:30 pm - 12:45 amORD Chicago O'Hare Intl-COR Cordoba Pajas Blancas

47h 15m2 stops Bogotá El Dorado Rio de Janeiro–Galeão Intl

7:40 am - 9:30 pmCOR Cordoba Pajas Blancas-ORD Chicago O'Hare Intl

15h 50m1 stop Bogotá El Dorado

$622Avianca

Mon, Oct 26 - Thu, Oct 29

11:30 pm - 12:45 amORD Chicago O'Hare Intl-COR Cordoba Pajas Blancas

47h 15m2 stops Bogotá El Dorado Rio de Janeiro–Galeão Intl

7:40 am - 9:30 pmCOR Cordoba Pajas Blancas-ORD Chicago O'Hare Intl

15h 50m1 stop Bogotá El Dorado

$647Avianca

Mon, Oct 26 - Thu, Oct 29

4:20 am - 10:05 pmORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

14h 45m1 stop Punta Cana

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

14h 40m1 stop Punta Cana

$695Arajet

Sun, Dec 6 - Thu, Dec 17

4:20 am - 10:05 pmORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

14h 45m1 stop Punta Cana

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

14h 40m1 stop Punta Cana

$711Arajet

Sun, Dec 6 - Thu, Dec 17

4:20 am - 9:46 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

26h 26m2 stops Punta Cana Mendoza El Plumerillo

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

14h 40m1 stop Punta Cana

$721Multiple Airlines

Sun, Dec 6 - Thu, Dec 17

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

21h 00m2 stops Tampa Panama City Tocumen Intl

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

14h 40m1 stop Punta Cana

$786Multiple Airlines

Mon, Dec 7 - Thu, Dec 17

3:00 pm - 9:50 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

15h 50m2 stops Atlanta Hartsfield-Jackson Miami

7:20 am - 11:20 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

19h 00m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

$1,076LATAM Airlines

Sat, Nov 14 - Fri, Nov 27

5:30 am - 7:35 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

23h 05m1 stop Atlanta Hartsfield-Jackson

9:30 pm - 6:32 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

24h 02m1 stop Atlanta Hartsfield-Jackson

$1,102LATAM Airlines

Sat, Jan 16 - Wed, Feb 10

2:13 pm - 8:00 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

14h 47m1 stop Panama City Tocumen Intl

9:10 am - 12:46 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

30h 36m1 stop Panama City Tocumen Intl

$1,104Copa Airlines

Mon, Nov 16 - Mon, Nov 23

2:13 pm - 12:52 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

31h 39m1 stop Panama City Tocumen Intl

9:10 am - 12:11 amEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

18h 01m1 stop Panama City Tocumen Intl

$1,104Copa Airlines

Thu, Nov 19 - Fri, Dec 4

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

27h 50m2 stops Santiago Arturo Merino Benitez Bogotá El Dorado

$1,023Multiple Airlines

Mon, Sep 28 - Wed, Sep 30

6:45 am - 7:40 pmORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

34h 55m1 stop Punta Cana

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

15h 30m1 stop Punta Cana

$1,024Arajet

Fri, Oct 2 - Sun, Oct 11

7:28 pm - 9:16 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

35h 48m3 stops Atlanta Hartsfield-Jackson Orlando Punta Cana

6:00 am - 11:32 amEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

31h 32m3 stops Punta Cana Miami Atlanta Hartsfield-Jackson

$1,089Multiple Airlines

Thu, Oct 1 - Mon, Oct 19

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

23h 40m1 stop Atlanta Hartsfield-Jackson

8:10 pm - 9:25 amEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

15h 15m1 stop Atlanta Hartsfield-Jackson

$1,115LATAM Airlines

Sun, Sep 27 - Mon, Oct 5

8:42 am - 7:15 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

20h 33m1 stop Miami

10:15 pm - 3:30 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

19h 15m1 stop Miami

$1,116American Airlines

Tue, Sep 29 - Thu, Oct 1

1:35 pm - 11:05 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

19h 30m1 stop New York John F Kennedy Intl

10:30 pm - 6:14 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

21h 44m1 stop Miami

$1,116American Airlines

Sun, Sep 27 - Mon, Oct 5

11:29 am - 6:10 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

16h 41m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

3:35 pm - 9:25 amEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

19h 50m2 stops Rio de Janeiro–Galeão Intl Atlanta Hartsfield-Jackson

$1,116LATAM Airlines

Sun, Sep 27 - Mon, Oct 5

11:29 am - 6:10 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

16h 41m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

8:10 pm - 9:25 amEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

15h 15m1 stop Atlanta Hartsfield-Jackson

$1,116Delta

Sun, Sep 27 - Mon, Oct 5

10:48 am - 6:10 amMDW Chicago Midway-EZE Buenos Aires Ministro Pistarini

17h 22m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

8:10 pm - 10:03 amEZE Buenos Aires Ministro Pistarini-MDW Chicago Midway

15h 53m1 stop Atlanta Hartsfield-Jackson

$1,116Delta

Sun, Sep 27 - Mon, Oct 5

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

$1,124Arajet

Mon, Sep 28 - Wed, Sep 30

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Arajet flights from Chicago to Argentina

Our best Arajet deals on Chicago to Argentina flight tickets

Arajet

Dec 6

ORD4:20 amChicago O'Hare Intl

14h 45m

1 stop

EZE10:05 pmBuenos Aires Ministro Pistarini

Dec 17

EZE11:00 amBuenos Aires Ministro Pistarini

14h 40m

1 stop

ORD10:40 pmChicago O'Hare Intl

$695

Arajet

Dec 6

ORD4:20 amChicago O'Hare Intl

14h 45m

1 stop

EZE10:05 pmBuenos Aires Ministro Pistarini

Dec 17

EZE11:00 amBuenos Aires Ministro Pistarini

14h 40m

1 stop

ORD10:40 pmChicago O'Hare Intl

$711

Arajet

Nov 29

ORD4:20 amChicago O'Hare Intl

18h 25m

1 stop

EZE1:45 amBuenos Aires Ministro Pistarini

Dec 3

EZE7:35 amBuenos Aires Ministro Pistarini

18h 05m

1 stop

ORD10:40 pmChicago O'Hare Intl

$797

LATAM Airlines flights from Chicago to Argentina

Our best LATAM Airlines deals on Chicago to Argentina flight tickets

LATAM Airlines

Oct 5

ORD3:40 pmChicago O'Hare Intl

16h 00m

2 stops

EZE9:40 amBuenos Aires Ministro Pistarini

Oct 14

EZE7:35 amBuenos Aires Ministro Pistarini

18h 22m

2 stops

ORD11:57 pmChicago O'Hare Intl

$1,056

LATAM Airlines

Oct 5

ORD3:40 pmChicago O'Hare Intl

16h 00m

2 stops

EZE9:40 amBuenos Aires Ministro Pistarini

Oct 14

EZE8:10 pmBuenos Aires Ministro Pistarini

14h 29m

1 stop

ORD8:39 amChicago O'Hare Intl

$1,099

LATAM Airlines

Nov 28

MDW5:13 pmChicago Midway

13h 27m

1 stop

EZE9:40 amBuenos Aires Ministro Pistarini

Dec 17

EZE11:35 pmBuenos Aires Ministro Pistarini

13h 53m

1 stop

MDW10:28 amChicago Midway

$1,102

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoCordoba

ORD Chicago O'Hare Intl - COR Cordoba Pajas Blancas

ORDCOR

Chicago O'Hare Intl

Mon 10/26

11:30 pm-12:45 am

2 stops47h 15m

Cordoba Pajas Blancas

Thu 10/29

7:40 am-9:30 pm

1 stop15h 50m

$622

ChicagoCordoba

ORD Chicago O'Hare Intl - COR Cordoba Pajas Blancas

ORDCOR

Chicago O'Hare Intl

Mon 10/26

11:30 pm-12:45 am

2 stops47h 15m

Cordoba Pajas Blancas

Thu 10/29

7:40 am-9:30 pm

1 stop15h 50m

$647

Quickest round-trip

ChicagoBuenos Aires

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

ORDEZE

Chicago O'Hare Intl

Sun 12/6

4:20 am-10:05 pm

1 stop14h 45m

Buenos Aires Ministro Pistarini

Thu 12/17

11:00 am-10:40 pm

1 stop14h 40m

$695

ChicagoBuenos Aires

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

ORDEZE

Chicago O'Hare Intl

Sun 12/6

4:20 am-10:05 pm

1 stop14h 45m

Buenos Aires Ministro Pistarini

Thu 12/17

11:00 am-10:40 pm

1 stop14h 40m

$711

ChicagoBuenos Aires

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

ORDEZE

Chicago O'Hare Intl

Sun 12/6

4:20 am-9:46 am

2 stops26h 26m

Buenos Aires Ministro Pistarini

Thu 12/17

11:00 am-10:40 pm

1 stop14h 40m

$721

ChicagoBuenos Aires

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

ORDEZE

Chicago O'Hare Intl

Mon 12/7

8:00 am-8:00 am

2 stops21h 00m

Buenos Aires Ministro Pistarini

Thu 12/17

11:00 am-10:40 pm

1 stop14h 40m

$786

ChicagoBuenos Aires

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

ORDEZE

Chicago O'Hare Intl

Sat 11/14

3:00 pm-9:50 am

2 stops15h 50m

Buenos Aires Ministro Pistarini

Fri 11/27

7:20 am-11:20 pm

2 stops19h 00m

$1,076

ChicagoBuenos Aires

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

ORDEZE

Chicago O'Hare Intl

Sat 1/16

5:30 am-7:35 am

1 stop23h 05m

Buenos Aires Ministro Pistarini

Wed 2/10

9:30 pm-6:32 pm

1 stop24h 02m

$1,102

ChicagoBuenos Aires

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

ORDEZE

Chicago O'Hare Intl

Mon 11/16

2:13 pm-8:00 am

1 stop14h 47m

Buenos Aires Ministro Pistarini

Mon 11/23

9:10 am-12:46 pm

1 stop30h 36m

$1,104

ChicagoBuenos Aires

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

ORDEZE

Chicago O'Hare Intl

Thu 11/19

2:13 pm-12:52 am

1 stop31h 39m

Buenos Aires Ministro Pistarini

Fri 12/4

9:10 am-12:11 am

1 stop18h 01m

$1,104

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 April, then departing from Chicago during the month May is also very affordable. Most momondo users find prices during this month for around $985.

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 $1,217 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 $625 on momondo.

Can stopping save me money on Chicago to Argentina flights?

You could potentially save up to 22% 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	$215
Fastest flight time	13h 15m
Direct flights	None

The best one-way flight to Argentina from Chicago in the past 72 hours is $215. The best round-trip flight deal from Chicago to Argentina found on momondo in the last 72 hours is $622.

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 8 as of September 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 55 reviews	Search Arajet flights
Copa Airlines	PriceFrom $609	Free Cancellation	Rating 7.6 1,544 reviews	Search Copa Airlines flights
Avianca	PriceFrom $674	Free Cancellation	Rating 6.5 2,554 reviews	Search Avianca flights
LATAM Airlines	PriceFrom $727	Free Cancellation	Rating 7.4 1,982 reviews	Search LATAM Airlines flights
Delta	PriceFrom $901	Free Cancellation	Rating 7.8 8,609 reviews	Search Delta flights
United Airlines	PriceFrom $951	Free Cancellation	Rating 7.4 10,247 reviews	Search United Airlines flights
American Airlines	PriceFrom $961	Free Cancellation	Rating 7.0 12,097 reviews	Search American Airlines flights
Aeromexico	PriceFrom $1,025	Free Cancellation	Rating 7.5 1,460 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.