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Cheap flights from Chicago to Argentina from $320

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Argentina departing on 12/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Chicago to Argentina

Cheap round-trip flights

Enter your travel dates to find the best prices.
Arajet Logo
5:45 am - 12:05 amORD-EZE
15h 20m1 stop
Arajet Logo
11:15 am - 10:40 pmEZE-ORD
14h 25m1 stop
$764Arajet
Find Deal
Wed, Feb 25 - Tue, Mar 3
Multiple Airlines Logo
8:00 am - 9:35 amORD-EZE
22h 35m2 stops
Multiple Airlines Logo
11:00 am - 5:00 pmEZE-ORD
33h 00m1 stop
$771Multiple Airlines
Find Deal
Wed, Dec 10 - Wed, Dec 17
Multiple Airlines Logo
5:45 am - 12:05 amORD-EZE
15h 20m1 stop
Multiple Airlines Logo
5:00 pm - 8:20 pmEZE-ORD
30h 20m2 stops
$785Multiple Airlines
Find Deal
Mon, Jan 19 - Wed, Jan 28
LATAM Airlines Logo
5:25 pm - 9:00 amMDW-EZE
13h 35m1 stop
LATAM Airlines Logo
2:45 pm - 12:01 pmEZE-MDW
23h 16m2 stops
$791LATAM Airlines
Find Deal
Fri, Mar 20 - Tue, Mar 24
Multiple Airlines Logo
10:27 am - 9:20 pmORD-AEP
32h 53m3 stops
Multiple Airlines Logo
1:50 pm - 10:10 pmAEP-ORD
34h 20m2 stops
$792Multiple Airlines
Find Deal
Sat, Apr 4 - Sat, Apr 11
LATAM Airlines Logo
1:05 pm - 9:35 amMDW-EZE
18h 30m2 stops
LATAM Airlines Logo
2:45 pm - 9:56 amEZE-MDW
21h 11m2 stops
$795LATAM Airlines
Find Deal
Fri, Mar 20 - Tue, Mar 24
Delta Logo
12:46 pm - 2:55 pmMDW-EZE
23h 09m2 stops
Delta Logo
8:55 pm - 9:55 amEZE-MDW
15h 00m1 stop
$1,016Delta
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Thu, Mar 5 - Mon, Mar 16
Delta Logo
1:28 pm - 7:20 amMDW-EZE
14h 52m2 stops
Delta Logo
8:55 pm - 12:46 pmEZE-MDW
18h 51m2 stops
$1,020Delta
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Mon, Jan 12 - Wed, Jan 28
Copa Airlines Logo
8:34 am - 12:09 amORD-MDZ
13h 35m1 stop
Copa Airlines Logo
1:26 am - 1:31 pmMDZ-ORD
14h 05m1 stop
$1,044Copa Airlines
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Sun, Mar 8 - Fri, Mar 13
Avianca Logo
10:20 pm - 8:30 amORD-FTE
55h 10m2 stops
Avianca Logo
8:25 pm - 8:20 pmFTE-ORD
26h 55m2 stops
$1,869Avianca
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Tue, Feb 24 - Mon, Mar 2

Air Canada flights from Chicago to Argentina

Our best Air Canada deals on Chicago to Argentina flight tickets
Air Canada
Mar 21
ORD3:35 pmChicago O'Hare Intl
21h 35m
2 stops
EZE3:10 pmBuenos Aires Ministro Pistarini
Mar 25
EZE4:45 pmBuenos Aires Ministro Pistarini
20h 33m
2 stops
ORD11:18 amChicago O'Hare Intl
$856
Find similar
Air Canada
Mar 3
ORD12:50 pmChicago O'Hare Intl
23h 20m
2 stops
EZE3:10 pmBuenos Aires Ministro Pistarini
Mar 16
EZE4:45 pmBuenos Aires Ministro Pistarini
29h 25m
2 stops
ORD8:10 pmChicago O'Hare Intl
$861
Find similar
Air Canada
Jan 19
ORD5:52 pmChicago O'Hare Intl
42h 18m
3 stops
EZE3:10 pmBuenos Aires Ministro Pistarini
Jan 26
EZE4:45 pmBuenos Aires Ministro Pistarini
21h 21m
2 stops
ORD11:06 amChicago O'Hare Intl
$865
Find similar

Avianca flights from Chicago to Argentina

Our best Avianca deals on Chicago to Argentina flight tickets
Avianca
Nov 28
ORD10:20 pmChicago O'Hare Intl
14h 30m
1 stop
EZE3:50 pmBuenos Aires Ministro Pistarini
Dec 2
EZE1:40 amBuenos Aires Ministro Pistarini
21h 40m
1 stop
ORD8:20 pmChicago O'Hare Intl
$994
Find similar
Avianca
Nov 28
ORD10:20 pmChicago O'Hare Intl
14h 30m
1 stop
EZE3:50 pmBuenos Aires Ministro Pistarini
Dec 3
EZE7:30 amBuenos Aires Ministro Pistarini
15h 50m
1 stop
ORD8:20 pmChicago O'Hare Intl
$1,001
Find similar
Avianca
Mar 7
ORD10:20 pmChicago O'Hare Intl
24h 35m
1 stop
COR1:55 amCordoba Pajas Blancas
Mar 14
COR7:25 amCordoba Pajas Blancas
15h 55m
1 stop
ORD9:20 pmChicago O'Hare Intl
$1,051
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momondo Fare Finder

 
Customize your flight search to find flights from Chicago to Argentina that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated November 24, 2025.
Use the filters below to find and compare flights from Chicago to Argentina that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Wed 2/25

5:45 am-12:05 am

1 stop15h 20m

Buenos Aires Ministro Pistarini

Tue 3/3

11:15 am-10:40 pm

1 stop14h 25m

$764

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Wed 12/10

8:00 am-9:35 am

2 stops22h 35m

Buenos Aires Ministro Pistarini

Wed 12/17

11:00 am-5:00 pm

1 stop33h 00m

$771

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Mon 1/19

5:45 am-12:05 am

1 stop15h 20m

Buenos Aires Ministro Pistarini

Wed 1/28

5:00 pm-8:20 pm

2 stops30h 20m

$785

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Fri 3/20

5:25 pm-9:00 am

1 stop13h 35m

Buenos Aires Ministro Pistarini

Tue 3/24

2:45 pm-12:01 pm

2 stops23h 16m

$791

ChicagoBuenos Aires

ORD - AEP

ORDAEP

Chicago O'Hare Intl

Sat 4/4

10:27 am-9:20 pm

3 stops32h 53m

Buenos Aires Jorge Newbery

Sat 4/11

1:50 pm-10:10 pm

2 stops34h 20m

$792

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Fri 3/20

1:05 pm-9:35 am

2 stops18h 30m

Buenos Aires Ministro Pistarini

Tue 3/24

2:45 pm-9:56 am

2 stops21h 11m

$795

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Thu 3/5

12:46 pm-2:55 pm

2 stops23h 09m

Buenos Aires Ministro Pistarini

Mon 3/16

8:55 pm-9:55 am

1 stop15h 00m

$1,016

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Mon 1/12

1:28 pm-7:20 am

2 stops14h 52m

Buenos Aires Ministro Pistarini

Wed 1/28

8:55 pm-12:46 pm

2 stops18h 51m

$1,020

ChicagoMendoza

ORD - MDZ

ORDMDZ

Chicago O'Hare Intl

Sun 3/8

8:34 am-12:09 am

1 stop13h 35m

Mendoza El Plumerillo

Fri 3/13

1:26 am-1:31 pm

1 stop14h 05m

$1,044

ChicagoEl Calafate

ORD - FTE

ORDFTE

Chicago O'Hare Intl

Tue 2/24

10:20 pm-8:30 am

2 stops55h 10m

El Calafate

Mon 3/2

8:25 pm-8:20 pm

2 stops26h 55m

$1,869

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Argentina from

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

What is the cheapest month to fly to Argentina?

If you are unable to visit Argentina during the month of October, then departing from Chicago during the month November is also very affordable. Most momondo users find prices during this month for around $984.

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 $1,129 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 $805 on momondo.

Can stopping save me money on Chicago to Argentina flights?

You could potentially save up to 8% 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?

  • 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
ArajetPriceFrom $360Free CancellationRating
6.9
37 reviews
Search Arajet flights
Copa AirlinesPriceFrom $699Free CancellationRating
7.6
1,567 reviews
Search Copa Airlines flights
AviancaPriceFrom $750Free CancellationRating
6.6
2,478 reviews
Search Avianca flights
DeltaPriceFrom $951Free CancellationRating
7.9
7,993 reviews
Search Delta flights
United AirlinesPriceFrom $975Free CancellationRating
7.4
9,038 reviews
Search United Airlines flights
American AirlinesPriceFrom $1,015Free CancellationRating
7.2
11,040 reviews
Search American Airlines flights
LATAM AirlinesPriceFrom $1,186Free CancellationRating
7.5
1,886 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.

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