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Cheap flights from Illinois to Argentina from $282

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Argentina departing on 12/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Illinois to Argentina

Cheap round-trip flights

Enter your travel dates to find the best prices.
Copa Airlines Logo
6:56 am - 12:21 amORD-COR
14h 25m1 stop
Copa Airlines Logo
5:37 am - 12:05 amCOR-ORD
21h 28m1 stop
$718Copa Airlines
Find Deal
mar., nov. 18 - sáb., nov. 22
Copa Airlines Logo
7:33 am - 3:51 amORD-COR
17h 18m1 stop
Copa Airlines Logo
5:37 am - 12:05 amCOR-ORD
21h 28m1 stop
$738Copa Airlines
Find Deal
vie., dic. 5 - vie., dic. 12
Delta Logo
10:47 am - 7:20 amMDW-EZE
17h 33m1 stop
Delta Logo
11:55 pm - 4:18 pmEZE-MDW
19h 23m1 stop
$761Delta
Find Deal
vie., nov. 28 - sáb., dic. 6
Delta Logo
7:01 am - 10:15 amORD-EZE
24h 14m1 stop
Delta Logo
8:55 pm - 8:42 amEZE-ORD
14h 47m1 stop
$761Delta
Find Deal
dom., ene. 18 - mar., feb. 3
LATAM Airlines Logo
1:14 pm - 9:40 amORD-AEP
17h 26m2 stops
LATAM Airlines Logo
3:40 pm - 8:42 amAEP-ORD
20h 02m2 stops
$761LATAM Airlines
Find Deal
vie., nov. 28 - sáb., dic. 6
United Airlines Logo
6:00 am - 3:51 amORD-COR
18h 51m2 stops
United Airlines Logo
5:37 am - 12:15 amCOR-ORD
21h 38m2 stops
$763United Airlines
Find Deal
mié., dic. 3 - dom., dic. 7
Multiple Airlines Logo
6:48 am - 5:10 amORD-EZE
19h 22m3 stops
Multiple Airlines Logo
7:30 am - 12:09 amEZE-ORD
43h 39m3 stops
$764Multiple Airlines
Find Deal
mar., dic. 2 - mar., dic. 9
Multiple Airlines Logo
7:41 pm - 2:35 amORD-COR
27h 54m2 stops
Multiple Airlines Logo
7:25 am - 8:20 pmCOR-ORD
15h 55m1 stop
$767Multiple Airlines
Find Deal
vie., dic. 5 - vie., dic. 12
United Airlines Logo
9:08 pm - 7:20 amORD-EZE
31h 12m1 stop
United Airlines Logo
10:05 pm - 10:02 amEZE-ORD
14h 57m1 stop
$769United Airlines
Find Deal
jue., nov. 20 - mié., dic. 3
LATAM Airlines Logo
1:25 pm - 2:40 pmORD-AEP
22h 15m2 stops
LATAM Airlines Logo
8:50 am - 10:14 amAEP-ORD
28h 24m2 stops
$786LATAM Airlines
Find Deal
mar., nov. 25 - lun., dic. 1

American Airlines flights from Illinois to Argentina

Our best American Airlines deals on Illinois to Argentina flight tickets
American Airlines
Jan 17
STL1:40 pmLambert-St Louis
16h 30m
2 stops
EZE9:10 amBuenos Aires Ministro Pistarini
Jan 25
EZE10:25 pmBuenos Aires Ministro Pistarini
20h 49m
1 stop
STL4:14 pmLambert-St Louis
$934
Find similar
American Airlines
Jan 17
STL5:07 pmLambert-St Louis
14h 03m
1 stop
EZE10:10 amBuenos Aires Ministro Pistarini
Jan 25
EZE10:25 pmBuenos Aires Ministro Pistarini
15h 40m
1 stop
STL11:05 amLambert-St Louis
$980
Find similar
American Airlines
Jan 17
STL11:55 amLambert-St Louis
17h 20m
2 stops
EZE8:15 amBuenos Aires Ministro Pistarini
Jan 25
EZE10:25 pmBuenos Aires Ministro Pistarini
19h 22m
1 stop
STL2:47 pmLambert-St Louis
$984
Find similar

United Airlines flights from Illinois to Argentina

Our best United Airlines deals on Illinois to Argentina flight tickets
United Airlines
Nov 13
ORD7:10 amChicago O'Hare Intl
23h 10m
1 stop
EZE9:20 amBuenos Aires Ministro Pistarini
Nov 21
EZE10:05 pmBuenos Aires Ministro Pistarini
19h 48m
1 stop
ORD2:53 pmChicago O'Hare Intl
$761
Find similar
United Airlines
Dec 3
ORD6:00 amChicago O'Hare Intl
18h 51m
2 stops
COR3:51 amCordoba Pajas Blancas
Dec 7
COR5:37 amCordoba Pajas Blancas
21h 38m
2 stops
ORD12:15 amChicago O'Hare Intl
$763
Find similar
United Airlines
Nov 20
ORD9:08 pmChicago O'Hare Intl
31h 12m
1 stop
EZE7:20 amBuenos Aires Ministro Pistarini
Dec 3
EZE10:05 pmBuenos Aires Ministro Pistarini
14h 57m
1 stop
ORD10:02 amChicago O'Hare Intl
$769
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Illinois 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 noviembre 6, 2025.
Use the filters below to find and compare flights from Illinois to Argentina that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoCordoba

ORD - COR

ORDCOR

Chicago O'Hare Intl

mar. 11/18

6:56 am-12:21 am

1 stop14h 25m

Cordoba Pajas Blancas

sáb. 11/22

5:37 am-12:05 am

1 stop21h 28m

$718

ChicagoCordoba

ORD - COR

ORDCOR

Chicago O'Hare Intl

vie. 12/5

7:33 am-3:51 am

1 stop17h 18m

Cordoba Pajas Blancas

vie. 12/12

5:37 am-12:05 am

1 stop21h 28m

$738

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

vie. 11/28

10:47 am-7:20 am

1 stop17h 33m

Buenos Aires Ministro Pistarini

sáb. 12/6

11:55 pm-4:18 pm

1 stop19h 23m

$761

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

dom. 1/18

7:01 am-10:15 am

1 stop24h 14m

Buenos Aires Ministro Pistarini

mar. 2/3

8:55 pm-8:42 am

1 stop14h 47m

$761

ChicagoBuenos Aires

ORD - AEP

ORDAEP

Chicago O'Hare Intl

vie. 11/28

1:14 pm-9:40 am

2 stops17h 26m

Buenos Aires Jorge Newbery

sáb. 12/6

3:40 pm-8:42 am

2 stops20h 02m

$761

ChicagoCordoba

ORD - COR

ORDCOR

Chicago O'Hare Intl

mié. 12/3

6:00 am-3:51 am

2 stops18h 51m

Cordoba Pajas Blancas

dom. 12/7

5:37 am-12:15 am

2 stops21h 38m

$763

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

mar. 12/2

6:48 am-5:10 am

3 stops19h 22m

Buenos Aires Ministro Pistarini

mar. 12/9

7:30 am-12:09 am

3 stops43h 39m

$764

ChicagoCordoba

ORD - COR

ORDCOR

Chicago O'Hare Intl

vie. 12/5

7:41 pm-2:35 am

2 stops27h 54m

Cordoba Pajas Blancas

vie. 12/12

7:25 am-8:20 pm

1 stop15h 55m

$767

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

jue. 11/20

9:08 pm-7:20 am

1 stop31h 12m

Buenos Aires Ministro Pistarini

mié. 12/3

10:05 pm-10:02 am

1 stop14h 57m

$769

ChicagoBuenos Aires

ORD - AEP

ORDAEP

Chicago O'Hare Intl

mar. 11/25

1:25 pm-2:40 pm

2 stops22h 15m

Buenos Aires Jorge Newbery

lun. 12/1

8:50 am-10:14 am

2 stops28h 24m

$786

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 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

What is the cheapest month to fly to Argentina?

If you are unable to visit Argentina during the month of October, then departing from Illinois during the month November is also very affordable. Most momondo users find prices during this month for around $1,006.

What is the cheapest day to depart on your flight to Argentina?

The cheapest day to depart from Illinois 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 Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Argentina for around $1,146 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 $805 on momondo.

Can stopping save me money on Illinois to Argentina flights?

You could potentially save up to 8% 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

Direct flights

None
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?

  • 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
ArajetPriceFrom $360Free CancellationRating
7.1
36 reviews
Search Arajet flights
Copa AirlinesPriceFrom $699Free CancellationRating
7.6
1,563 reviews
Search Copa Airlines flights
AviancaPriceFrom $750Free CancellationRating
6.6
2,468 reviews
Search Avianca flights
DeltaPriceFrom $951Free CancellationRating
7.9
8,001 reviews
Search Delta flights
United AirlinesPriceFrom $975Free CancellationRating
7.4
9,007 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
1,872 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.

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