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Cheap flights from Chicago to Argentina from $302

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.
LATAM Airlines Logo
1:25 pm - 5:00 pmORD-AEP
24h 35m2 stops
LATAM Airlines Logo
12:40 pm - 8:39 amAEP-ORD
46h 59m3 stops
$761LATAM Airlines
Find Deal
Mon, Dec 1 - Wed, Dec 3
Arajet Logo
4:30 am - 12:05 amORD-EZE
17h 35m1 stop
Arajet Logo
8:50 am - 11:40 pmEZE-ORD
16h 50m1 stop
$763Arajet
Find Deal
Mon, Mar 30 - Tue, Aug 18
LATAM Airlines Logo
7:30 am - 5:00 pmORD-AEP
31h 30m2 stops
LATAM Airlines Logo
5:00 pm - 9:16 pmAEP-ORD
30h 16m2 stops
$768LATAM Airlines
Find Deal
Wed, May 13 - Sun, May 17
Multiple Airlines Logo
5:00 am - 5:10 amORD-EZE
21h 10m3 stops
Multiple Airlines Logo
11:00 am - 6:36 pmEZE-ORD
34h 36m1 stop
$783Multiple Airlines
Find Deal
Mon, Dec 8 - Tue, Dec 16
Multiple Airlines Logo
10:27 am - 6:10 amORD-EZE
17h 43m2 stops
Multiple Airlines Logo
11:00 am - 11:40 pmEZE-ORD
14h 40m1 stop
$787Multiple Airlines
Find Deal
Wed, Apr 1 - Tue, Apr 7
Multiple Airlines Logo
10:27 am - 3:45 amORD-EZE
14h 18m1 stop
Multiple Airlines Logo
11:00 am - 6:36 pmEZE-ORD
34h 36m1 stop
$788Multiple Airlines
Find Deal
Sat, Nov 29 - Sun, Dec 14
Multiple Airlines Logo
4:30 am - 12:05 amORD-EZE
17h 35m1 stop
Multiple Airlines Logo
6:20 am - 1:15 pmEZE-ORD
32h 55m3 stops
$808Multiple Airlines
Find Deal
Mon, Apr 20 - Fri, Apr 24
Delta Logo
10:47 am - 7:20 amMDW-EZE
17h 33m1 stop
Delta Logo
11:55 pm - 11:55 amEZE-MDW
15h 00m1 stop
$902Delta
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Fri, Nov 28 - Sat, Dec 6
Delta Logo
11:21 am - 7:20 amMDW-EZE
16h 59m1 stop
Delta Logo
8:55 pm - 12:46 pmEZE-MDW
18h 51m2 stops
$906Delta
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Sun, Jan 11 - Fri, Jan 23
United Airlines Logo
5:40 am - 3:54 amORD-COR
19h 14m2 stops
United Airlines Logo
3:54 am - 8:13 pmCOR-ORD
19h 19m2 stops
$1,058United Airlines
Find Deal
Thu, Jan 29 - Thu, Feb 5

Arajet flights from Chicago to Argentina

Our best Arajet deals on Chicago to Argentina flight tickets
Arajet
Mar 30
ORD4:30 amChicago O'Hare Intl
17h 35m
1 stop
EZE12:05 amBuenos Aires Ministro Pistarini
Aug 18
EZE8:50 amBuenos Aires Ministro Pistarini
16h 50m
1 stop
ORD11:40 pmChicago O'Hare Intl
$763
Find similar
Arajet
Feb 2
ORD5:45 amChicago O'Hare Intl
15h 20m
1 stop
EZE12:05 amBuenos Aires Ministro Pistarini
Feb 24
EZE11:15 amBuenos Aires Ministro Pistarini
14h 25m
1 stop
ORD10:40 pmChicago O'Hare Intl
$815
Find similar
Arajet
Feb 4
ORD5:45 amChicago O'Hare Intl
15h 20m
1 stop
EZE12:05 amBuenos Aires Ministro Pistarini
Mar 3
EZE11:15 amBuenos Aires Ministro Pistarini
14h 25m
1 stop
ORD10:40 pmChicago O'Hare Intl
$843
Find similar

Air Canada flights from Chicago to Argentina

Our best Air Canada deals on Chicago to Argentina flight tickets
Air Canada
Mar 17
ORD7:15 amChicago O'Hare Intl
29h 55m
2 stops
EZE3:10 pmBuenos Aires Ministro Pistarini
Apr 1
EZE4:35 pmBuenos Aires Ministro Pistarini
24h 20m
2 stops
ORD2:55 pmChicago O'Hare Intl
$856
Find similar
Air Canada
Mar 26
ORD7:15 amChicago O'Hare Intl
29h 55m
2 stops
EZE3:10 pmBuenos Aires Ministro Pistarini
Apr 6
EZE4:35 pmBuenos Aires Ministro Pistarini
19h 33m
2 stops
ORD10:08 amChicago O'Hare Intl
$861
Find similar
Air Canada
Mar 17
ORD3:35 pmChicago O'Hare Intl
21h 35m
3 stops
EZE3:10 pmBuenos Aires Ministro Pistarini
Apr 1
EZE4:35 pmBuenos Aires Ministro Pistarini
19h 33m
2 stops
ORD10:08 amChicago O'Hare Intl
$862
Find similar

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 16, 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 - AEP

ORDAEP

Chicago O'Hare Intl

Mon 12/1

1:25 pm-5:00 pm

2 stops24h 35m

Buenos Aires Jorge Newbery

Wed 12/3

12:40 pm-8:39 am

3 stops46h 59m

$761

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Mon 3/30

4:30 am-12:05 am

1 stop17h 35m

Buenos Aires Ministro Pistarini

Tue 8/18

8:50 am-11:40 pm

1 stop16h 50m

$763

ChicagoBuenos Aires

ORD - AEP

ORDAEP

Chicago O'Hare Intl

Wed 5/13

7:30 am-5:00 pm

2 stops31h 30m

Buenos Aires Jorge Newbery

Sun 5/17

5:00 pm-9:16 pm

2 stops30h 16m

$768

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Mon 12/8

5:00 am-5:10 am

3 stops21h 10m

Buenos Aires Ministro Pistarini

Tue 12/16

11:00 am-6:36 pm

1 stop34h 36m

$783

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Wed 4/1

10:27 am-6:10 am

2 stops17h 43m

Buenos Aires Ministro Pistarini

Tue 4/7

11:00 am-11:40 pm

1 stop14h 40m

$787

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Sat 11/29

10:27 am-3:45 am

1 stop14h 18m

Buenos Aires Ministro Pistarini

Sun 12/14

11:00 am-6:36 pm

1 stop34h 36m

$788

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Mon 4/20

4:30 am-12:05 am

1 stop17h 35m

Buenos Aires Ministro Pistarini

Fri 4/24

6:20 am-1:15 pm

3 stops32h 55m

$808

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Fri 11/28

10:47 am-7:20 am

1 stop17h 33m

Buenos Aires Ministro Pistarini

Sat 12/6

11:55 pm-11:55 am

1 stop15h 00m

$902

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Sun 1/11

11:21 am-7:20 am

1 stop16h 59m

Buenos Aires Ministro Pistarini

Fri 1/23

8:55 pm-12:46 pm

2 stops18h 51m

$906

ChicagoCordoba

ORD - COR

ORDCOR

Chicago O'Hare Intl

Thu 1/29

5:40 am-3:54 am

2 stops19h 14m

Cordoba Pajas Blancas

Thu 2/5

3:54 am-8:13 pm

2 stops19h 19m

$1,058

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 $963.

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 $1,135 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
7.1
36 reviews
Search Arajet flights
Copa AirlinesPriceFrom $699Free CancellationRating
7.6
1,565 reviews
Search Copa Airlines flights
AviancaPriceFrom $750Free CancellationRating
6.6
2,475 reviews
Search Avianca flights
DeltaPriceFrom $951Free CancellationRating
7.9
8,010 reviews
Search Delta flights
United AirlinesPriceFrom $975Free CancellationRating
7.4
9,016 reviews
Search United Airlines flights
American AirlinesPriceFrom $1,015Free CancellationRating
7.2
11,051 reviews
Search American Airlines flights
LATAM AirlinesPriceFrom $1,186Free CancellationRating
7.5
1,877 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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