What is the cheapest airline that flies from Chicago O'Hare Intl to Argentina?

Arajet, Copa Airlines, and Delta are the most popular carriers operating from Chicago O'Hare Intl to Argentina

What airlines fly to Argentina?

American Airlines, Copa Airlines and United Airlines are the top three most popular airlines that fly to Argentina from Chicago O'Hare Intl Airport according to our data. American Airlines is the first choice among our users, with 30% 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 O'Hare Intl Airport to Argentina?

Prices for flights from Chicago O'Hare Intl Airport to Argentina were last updated today.

How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Argentina?

As of May 2026, there are 7 operators available to choose from for flights from Chicago O'Hare Intl Airport to Argentina.

How old do you have to be to fly from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to Argentina.

What documentation or ID do you need to fly to Argentina?

The travel and health documents you'll need for your trip to Argentina may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Argentina. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$325 Cheap Flights from Chicago O'Hare Intl Airport to Argentina in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago O'Hare Intl Airport to Argentina

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:30 am - 8:15 am

ORD

EZE

24h 45m

1 stop

8:40 am - 10:10 pm

EZE

ORD

15h 30m

1 stop

$838Arajet

Mon, Oct 19 - Sun, Oct 25

4:30 am - 12:05 am

ORD

EZE

17h 35m

1 stop

2:45 am - 10:10 pm

EZE

ORD

21h 25m

1 stop

$844Arajet

Mon, Jun 22 - Sat, Jul 4

6:45 am - 6:45 am

ORD

EZE

22h 00m

1 stop

9:15 pm - 11:12 am

EZE

ORD

15h 57m

1 stop

$849Arajet

Fri, Aug 21 - Fri, Aug 28

5:55 pm - 2:50 pm

ORD

AEP

18h 55m

2 stops

8:05 pm - 12:06 pm

AEP

ORD

18h 01m

2 stops

$909Delta

Mon, Oct 5 - Mon, Oct 12

5:30 am - 4:00 pm

ORD

AEP

32h 30m

2 stops

3:45 pm - 5:06 pm

AEP

ORD

27h 21m

2 stops

$976Delta

Tue, Jun 23 - Thu, Jul 16

8:02 am - 12:21 am

ORD

MDZ

14h 19m

1 stop

1:25 am - 2:06 pm

MDZ

ORD

14h 41m

1 stop

$1,095Copa Airlines

Sun, Jun 14 - Wed, Jun 24

11:20 pm - 6:20 am

ORD

COR

29h 00m

1 stop

7:25 am - 9:20 pm

COR

ORD

15h 55m

1 stop

$1,107Avianca

Sun, May 24 - Mon, Jun 22

11:20 pm - 6:20 am

ORD

COR

29h 00m

1 stop

7:25 am - 9:20 pm

COR

ORD

15h 55m

1 stop

$1,120Avianca

Mon, Aug 24 - Thu, Aug 27

8:01 am - 12:22 am

ORD

MDZ

14h 21m

1 stop

1:27 am - 12:02 am

MDZ

ORD

25h 35m

1 stop

$1,143Copa Airlines

Sun, Oct 18 - Tue, Dec 8

2:24 pm - 6:40 pm

ORD

MDZ

26h 16m

2 stops

5:05 pm - 2:49 pm

MDZ

ORD

23h 44m

2 stops

$1,236American Airlines

Mon, Jun 15 - Mon, Jun 22

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 O'Hare Intl Airport to Argentina

Our best Arajet deals on Chicago O'Hare Intl Airport to Argentina flight tickets

Arajet

Oct 19

ORD5:30 amChicago O'Hare Intl

24h 45m

1 stop

EZE8:15 amBuenos Aires Ministro Pistarini

Oct 25

EZE8:40 amBuenos Aires Ministro Pistarini

15h 30m

1 stop

ORD10:10 pmChicago O'Hare Intl

$838

Arajet

Jun 22

ORD4:30 amChicago O'Hare Intl

17h 35m

1 stop

EZE12:05 amBuenos Aires Ministro Pistarini

Jul 4

EZE2:45 amBuenos Aires Ministro Pistarini

21h 25m

1 stop

ORD10:10 pmChicago O'Hare Intl

$844

Arajet

Aug 21

ORD6:45 amChicago O'Hare Intl

22h 00m

1 stop

EZE6:45 amBuenos Aires Ministro Pistarini

Aug 28

EZE9:15 pmBuenos Aires Ministro Pistarini

15h 57m

1 stop

ORD11:12 amChicago O'Hare Intl

$849

LATAM Airlines flights from Chicago O'Hare Intl Airport to Argentina

Our best LATAM Airlines deals on Chicago O'Hare Intl Airport to Argentina flight tickets

LATAM Airlines

Jun 15

ORD1:46 pmChicago O'Hare Intl

17h 54m

2 stops

EZE9:40 amBuenos Aires Ministro Pistarini

Jun 22

EZE10:40 pmBuenos Aires Ministro Pistarini

15h 56m

2 stops

ORD12:36 pmChicago O'Hare Intl

$876

LATAM Airlines

Sep 9

ORD1:15 pmChicago O'Hare Intl

18h 25m

2 stops

EZE9:40 amBuenos Aires Ministro Pistarini

Sep 21

EZE8:10 pmBuenos Aires Ministro Pistarini

17h 58m

1 stop

ORD12:08 pmChicago O'Hare Intl

$894

LATAM Airlines

May 27

ORD2:59 pmChicago O'Hare Intl

16h 46m

1 stop

EZE9:45 amBuenos Aires Ministro Pistarini

May 30

EZE12:15 pmBuenos Aires Ministro Pistarini

30h 41m

2 stops

ORD4:56 pmChicago O'Hare Intl

$907

momondo Fare Finder

Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Argentina that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Mon 10/19

5:30 am-8:15 am

1 stop24h 45m

Buenos Aires Ministro Pistarini

Sun 10/25

8:40 am-10:10 pm

1 stop15h 30m

$838

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Mon 6/22

4:30 am-12:05 am

1 stop17h 35m

Buenos Aires Ministro Pistarini

Sat 7/4

2:45 am-10:10 pm

1 stop21h 25m

$844

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Fri 8/21

6:45 am-6:45 am

1 stop22h 00m

Buenos Aires Ministro Pistarini

Fri 8/28

9:15 pm-11:12 am

1 stop15h 57m

$849

ChicagoBuenos Aires

ORD - AEP

ORDAEP

Chicago O'Hare Intl

Mon 10/5

5:55 pm-2:50 pm

2 stops18h 55m

Buenos Aires Jorge Newbery

Mon 10/12

8:05 pm-12:06 pm

2 stops18h 01m

$909

ChicagoBuenos Aires

ORD - AEP

ORDAEP

Chicago O'Hare Intl

Tue 6/23

5:30 am-4:00 pm

2 stops32h 30m

Buenos Aires Jorge Newbery

Thu 7/16

3:45 pm-5:06 pm

2 stops27h 21m

$976

Quickest round-trip

ChicagoMendoza

ORD - MDZ

ORDMDZ

Chicago O'Hare Intl

Sun 6/14

8:02 am-12:21 am

1 stop14h 19m

Mendoza El Plumerillo

Wed 6/24

1:25 am-2:06 pm

1 stop14h 41m

$1,095

ChicagoCordoba

ORD - COR

ORDCOR

Chicago O'Hare Intl

Sun 5/24

11:20 pm-6:20 am

1 stop29h 00m

Cordoba Pajas Blancas

Mon 6/22

7:25 am-9:20 pm

1 stop15h 55m

$1,107

ChicagoCordoba

ORD - COR

ORDCOR

Chicago O'Hare Intl

Mon 8/24

11:20 pm-6:20 am

1 stop29h 00m

Cordoba Pajas Blancas

Thu 8/27

7:25 am-9:20 pm

1 stop15h 55m

$1,120

ChicagoMendoza

ORD - MDZ

ORDMDZ

Chicago O'Hare Intl

Sun 10/18

8:01 am-12:22 am

1 stop14h 21m

Mendoza El Plumerillo

Tue 12/8

1:27 am-12:02 am

1 stop25h 35m

$1,143

ChicagoMendoza

ORD - MDZ

ORDMDZ

Chicago O'Hare Intl

Mon 6/15

2:24 pm-6:40 pm

2 stops26h 16m

Mendoza El Plumerillo

Mon 6/22

5:05 pm-2:49 pm

2 stops23h 44m

$1,236

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 O'Hare Intl Airport 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 March, then departing from Chicago O'Hare Intl Airport during the month December is also very affordable. Most momondo users find prices during this month for around $307.

How far in advance should I book a flight from Chicago O'Hare Intl Airport to Argentina?

You are more likely to see cheaper flights to Argentina from Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Argentina for around $1,123 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Argentina from Chicago O'Hare Intl Airport for as low as $760 on momondo.

Can stopping save me money on Chicago O'Hare Intl Airport to Argentina flights?

You could potentially save up to 32% on your flight if you consider stops on a Chicago O'Hare Intl Airport to Argentina flight.

Cheap Chicago O'Hare Intl Airport to Argentina flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Argentina

Fastest flight time	13h 39m
Direct flights	None

The fastest flight from Chicago O'Hare Intl Airport to Argentina takes 13h 39m

There are no direct flights from Chicago O'Hare Intl Airport to Argentina. There are no popular flight routes from Chicago O'Hare Intl Airport to Argentina.

Search flight deals

Frequently asked questions about flying from Chicago O'Hare Intl Airport to Argentina

When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Argentina?
Prices for flights from Chicago O'Hare Intl Airport to Argentina were last updated today.
How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Argentina?
As of May 2026, there are 7 operators available to choose from for flights from Chicago O'Hare Intl Airport to Argentina.
How old do you have to be to fly from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to Argentina.
What documentation or ID do you need to fly to Argentina?
The travel and health documents you'll need for your trip to Argentina may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Argentina. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Chicago O'Hare Intl Airport to Argentina

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Argentina with momondo

Airline	Rating	Free Cancellation	Price
Arajet	PriceFrom $360	Free Cancellation	Rating 6.5 47 reviews	Search Arajet flights
Copa Airlines	PriceFrom $569	Free Cancellation	Rating 7.5 1,580 reviews	Search Copa Airlines flights
Avianca	PriceFrom $674	Free Cancellation	Rating 6.5 2,524 reviews	Search Avianca flights
LATAM Airlines	PriceFrom $727	Free Cancellation	Rating 7.4 1,917 reviews	Search LATAM Airlines flights
Delta	PriceFrom $951	Free Cancellation	Rating 7.9 8,456 reviews	Search Delta flights
United Airlines	PriceFrom $951	Free Cancellation	Rating 7.4 9,684 reviews	Search United Airlines flights
American Airlines	PriceFrom $972	Free Cancellation	Rating 7.1 11,667 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Argentina?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Chicago to Argentina for you.

Can I find flights from Chicago to Argentina with flexible booking policies on momondo?

Yes. All flights to Argentina from Chicago on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Chicago to Argentina?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Chicago to Argentina.

I’m not ready to book a flight from Chicago to Argentina right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Argentina, momondo offers a useful price alert feature which will track prices for flights to Argentina from Chicago and alert you when they change.