What airlines fly to Argentina?

United Airlines, American Airlines and Copa Airlines are the top three most popular airlines that fly to Argentina from Illinois according to our data. United 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.

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

Arajet, LATAM Airlines, and Delta are the most popular carriers operating from Illinois to Argentina

When did momondo last update prices for flights from Illinois to Argentina?

Prices for flights from Illinois to Argentina refresh daily.

How many operators does momondo search for flights from Illinois to Argentina?

As of February 2026, there are 7 operators available to choose from for flights from Illinois to Argentina.

How old do you have to be to fly from Illinois 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 Illinois to Argentina.

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

The required travel and health documents for your Argentina trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Argentina. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$233 Cheap Flights from Illinois to Argentina in 2026

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Find the cheapest flights from Illinois to Argentina

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:06 am - 2:50 pm

ORD

MDZ

28h 44m

2 stops

9:00 pm - 6:05 pm

MDZ

ORD

47h 05m

3 stops

$661Multiple Airlines

Sun, Apr 12 - Sat, Apr 18

10:55 am - 6:50 pm

ORD

MDZ

29h 55m

3 stops

6:30 pm - 6:15 pm

MDZ

ORD

25h 45m

3 stops

$771Multiple Airlines

Thu, Apr 2 - Fri, Apr 24

11:20 pm - 6:45 pm

ORD

MDZ

41h 25m

3 stops

10:52 am - 9:20 pm

MDZ

ORD

36h 28m

3 stops

$792Multiple Airlines

Sun, Apr 12 - Sat, Apr 18

7:00 am - 9:20 am

ORD

MDZ

23h 20m

2 stops

7:50 am - 11:56 pm

MDZ

ORD

19h 06m

2 stops

$900LATAM Airlines

Tue, Feb 24 - Thu, Feb 26

6:01 pm - 2:30 pm

ORD

EZE

42h 29m

3 stops

4:35 pm - 8:00 am

EZE

ORD

41h 25m

3 stops

$909Air Canada

Tue, Apr 7 - Sat, May 9

10:45 am - 9:45 am

MDW

EZE

21h 00m

1 stop

11:30 am - 9:56 am

EZE

MDW

24h 26m

2 stops

$912LATAM Airlines

Sat, Apr 4 - Fri, Apr 17

6:07 pm - 9:45 am

MDW

EZE

13h 38m

1 stop

8:10 pm - 5:22 pm

EZE

MDW

23h 12m

1 stop

$913Delta

Mon, Mar 30 - Thu, Apr 9

9:40 am - 9:45 am

ORD

EZE

22h 05m

1 stop

3:55 am - 11:54 pm

EZE

ORD

21h 59m

2 stops

$913Delta

Mon, Mar 30 - Mon, Apr 6

8:02 am - 12:18 am

ORD

MDZ

14h 16m

1 stop

1:23 am - 2:06 pm

MDZ

ORD

14h 43m

1 stop

$963Copa Airlines

Sun, May 24 - Fri, May 29

4:05 pm - 2:30 pm

STL

EZE

20h 25m

2 stops

4:35 pm - 8:05 pm

EZE

STL

53h 30m

3 stops

$1,002Air Canada

Tue, Apr 28 - Thu, May 7

Delta flights from Illinois to Argentina

Our best Delta deals on Illinois to Argentina flight tickets

Delta

Mar 30

MDW6:07 pmChicago Midway

13h 38m

1 stop

EZE9:45 amBuenos Aires Ministro Pistarini

Apr 9

EZE8:10 pmBuenos Aires Ministro Pistarini

23h 12m

1 stop

MDW5:22 pmChicago Midway

$913

Delta

Apr 28

MDW5:21 pmChicago Midway

14h 24m

1 stop

EZE9:45 amBuenos Aires Ministro Pistarini

May 11

EZE8:10 pmBuenos Aires Ministro Pistarini

17h 46m

1 stop

MDW11:56 amChicago Midway

$916

Delta

May 20

ORD8:10 amChicago O'Hare Intl

23h 35m

1 stop

EZE9:45 amBuenos Aires Ministro Pistarini

Jun 4

EZE8:10 pmBuenos Aires Ministro Pistarini

22h 39m

1 stop

ORD4:49 pmChicago O'Hare Intl

$917

Avianca flights from Illinois to Argentina

Our best Avianca deals on Illinois to Argentina flight tickets

Avianca

Mar 8

ORD11:20 pmChicago O'Hare Intl

28h 30m

1 stop

EZE5:50 amBuenos Aires Ministro Pistarini

Mar 15

EZE4:55 pmBuenos Aires Ministro Pistarini

30h 25m

1 stop

ORD9:20 pmChicago O'Hare Intl

$927

Avianca

Apr 29

ORD11:20 pmChicago O'Hare Intl

14h 20m

1 stop

EZE3:40 pmBuenos Aires Ministro Pistarini

May 5

EZE7:10 amBuenos Aires Ministro Pistarini

16h 10m

1 stop

ORD9:20 pmChicago O'Hare Intl

$937

Avianca

May 1

ORD11:20 pmChicago O'Hare Intl

14h 20m

1 stop

EZE3:40 pmBuenos Aires Ministro Pistarini

May 5

EZE7:10 amBuenos Aires Ministro Pistarini

16h 10m

1 stop

ORD9:20 pmChicago O'Hare Intl

$950

Fly from

Fly to

Route

Depart

Return

Price

ChicagoMendoza

ORD - MDZ

ORDMDZ

Chicago O'Hare Intl

Sun 4/12

8:06 am-2:50 pm

2 stops28h 44m

Mendoza El Plumerillo

Sat 4/18

9:00 pm-6:05 pm

3 stops47h 05m

$661

ChicagoMendoza

ORD - MDZ

ORDMDZ

Chicago O'Hare Intl

Thu 4/2

10:55 am-6:50 pm

3 stops29h 55m

Mendoza El Plumerillo

Fri 4/24

6:30 pm-6:15 pm

3 stops25h 45m

$771

ChicagoMendoza

ORD - MDZ

ORDMDZ

Chicago O'Hare Intl

Sun 4/12

11:20 pm-6:45 pm

3 stops41h 25m

Mendoza El Plumerillo

Sat 4/18

10:52 am-9:20 pm

3 stops36h 28m

$792

ChicagoMendoza

ORD - MDZ

ORDMDZ

Chicago O'Hare Intl

Tue 2/24

7:00 am-9:20 am

2 stops23h 20m

Mendoza El Plumerillo

Thu 2/26

7:50 am-11:56 pm

2 stops19h 06m

$900

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Tue 4/7

6:01 pm-2:30 pm

3 stops42h 29m

Buenos Aires Ministro Pistarini

Sat 5/9

4:35 pm-8:00 am

3 stops41h 25m

$909

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Sat 4/4

10:45 am-9:45 am

1 stop21h 00m

Buenos Aires Ministro Pistarini

Fri 4/17

11:30 am-9:56 am

2 stops24h 26m

$912

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Mon 3/30

6:07 pm-9:45 am

1 stop13h 38m

Buenos Aires Ministro Pistarini

Thu 4/9

8:10 pm-5:22 pm

1 stop23h 12m

$913

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Mon 3/30

9:40 am-9:45 am

1 stop22h 05m

Buenos Aires Ministro Pistarini

Mon 4/6

3:55 am-11:54 pm

2 stops21h 59m

$913

ChicagoMendoza

ORD - MDZ

ORDMDZ

Chicago O'Hare Intl

Sun 5/24

8:02 am-12:18 am

1 stop14h 16m

Mendoza El Plumerillo

Fri 5/29

1:23 am-2:06 pm

1 stop14h 43m

$963

St. LouisBuenos Aires

STL - EZE

STLEZE

Lambert-St Louis

Tue 4/28

4:05 pm-2:30 pm

2 stops20h 25m

Buenos Aires Ministro Pistarini

Thu 5/7

4:35 pm-8:05 pm

3 stops53h 30m

$1,002

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 Illinois 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 Illinois during the month October is also very affordable. Most momondo users find prices during this month for around $972.

How far in advance should I book a flight to Argentina?

You are more likely to see cheaper flights to Argentina from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Argentina for around $1,104 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Argentina from Illinois for as low as $760 on momondo.

Can stopping save me money on Illinois to Argentina flights?

You could potentially save up to 24% on your flight if you consider stops on a Illinois to Argentina flight.

Cheap Illinois to Argentina flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Argentina

Fastest flight time	12h 53m
Direct flights	None

The fastest flight from Illinois to Argentina takes 12h 53m

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

Search flight deals

When did momondo last update prices for flights from Illinois to Argentina?
Prices for flights from Illinois to Argentina refresh daily.
How many operators does momondo search for flights from Illinois to Argentina?
As of February 2026, there are 7 operators available to choose from for flights from Illinois to Argentina.
How old do you have to be to fly from Illinois 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 Illinois to Argentina.
What documentation or ID do you need to fly to Argentina?
The required travel and health documents for your Argentina trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Argentina. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Illinois to Argentina

Compare and see reviews for airlines that fly from Illinois to Argentina with momondo

Airline	Rating	Free Cancellation	Price
Arajet	PriceFrom $360	Free Cancellation	Rating 6.6 43 reviews	Search Arajet flights
Copa Airlines	PriceFrom $569	Free Cancellation	Rating 7.5 1,557 reviews	Search Copa Airlines flights
Avianca	PriceFrom $750	Free Cancellation	Rating 6.5 2,496 reviews	Search Avianca flights
Delta	PriceFrom $951	Free Cancellation	Rating 7.9 8,179 reviews	Search Delta flights
United Airlines	PriceFrom $951	Free Cancellation	Rating 7.4 9,276 reviews	Search United Airlines flights
American Airlines	PriceFrom $1,015	Free Cancellation	Rating 7.2 11,268 reviews	Search American Airlines flights
LATAM Airlines	PriceFrom $1,165	Free Cancellation	Rating 7.5 1,921 reviews	Search LATAM Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Argentina from Illinois.

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

momondo does allow users to show only those flights to Argentina from Illinois which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to Argentina from Illinois. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from Illinois to Argentina now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Argentina and let you know when they change.