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Cheap flights from Illinois to Buenos Aires from $264

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 Buenos Aires departing on 4/25. 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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0 bags

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Find the cheapest flights from Illinois to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:06 am - 4:00 am
ORD
-
EZE
17h 54m
2 stops
Multiple Airlines Logo
8:40 am - 10:10 pm
EZE
-
ORD
15h 30m
1 stop
$890Multiple Airlines
Wed, Apr 22 - Sun, Apr 26
Avianca Logo
11:20 pm - 3:40 pm
ORD
-
EZE
14h 20m
1 stop
Avianca Logo
7:10 am - 9:20 pm
EZE
-
ORD
16h 10m
1 stop
$892Avianca
Sat, Apr 11 - Sat, Apr 18
Multiple Airlines Logo
6:00 am - 1:20 am
ORD
-
EZE
17h 20m
2 stops
Multiple Airlines Logo
11:00 am - 11:40 pm
EZE
-
ORD
14h 40m
1 stop
$893Multiple Airlines
Wed, May 27 - Thu, Aug 13
Copa Airlines Logo
8:06 am - 2:30 am
ORD
-
EZE
16h 24m
1 stop
Copa Airlines Logo
2:57 pm - 1:50 pm
EZE
-
ORD
24h 53m
1 stop
$895Copa Airlines
Wed, Apr 15 - Wed, Apr 22
Multiple Airlines Logo
6:05 am - 3:45 am
ORD
-
EZE
19h 40m
2 stops
Multiple Airlines Logo
4:45 am - 11:12 am
EZE
-
ORD
32h 27m
1 stop
$897Multiple Airlines
Thu, Apr 9 - Fri, Apr 24
Avianca Logo
11:20 pm - 5:40 am
ORD
-
EZE
28h 20m
1 stop
Avianca Logo
7:10 am - 9:20 pm
EZE
-
ORD
16h 10m
1 stop
$902Avianca
Tue, Apr 14 - Tue, Apr 28
LATAM Airlines Logo
5:21 pm - 11:30 am
MDW
-
EZE
16h 09m
2 stops
LATAM Airlines Logo
8:10 pm - 9:56 am
EZE
-
MDW
15h 46m
1 stop
$920LATAM Airlines
Fri, Apr 17 - Wed, Apr 22
LATAM Airlines Logo
5:10 pm - 11:30 am
MDW
-
EZE
16h 20m
2 stops
LATAM Airlines Logo
8:10 pm - 9:59 am
EZE
-
MDW
15h 49m
1 stop
$930LATAM Airlines
Sat, May 16 - Sat, May 23
Delta Logo
1:22 pm - 9:45 am
MDW
-
EZE
18h 23m
2 stops
Delta Logo
8:10 pm - 11:56 am
EZE
-
MDW
17h 46m
1 stop
$948Delta
Thu, May 7 - Wed, May 20
Delta Logo
5:10 pm - 9:45 am
MDW
-
EZE
14h 35m
1 stop
Delta Logo
8:10 pm - 10:00 am
EZE
-
MDW
15h 50m
1 stop
$957Delta
Tue, May 19 - Wed, May 27

LATAM Airlines flights from Illinois to Buenos Aires Ministro Pistarini Airport

Our best LATAM Airlines deals on Illinois to Buenos Aires Ministro Pistarini Airport flight tickets
LATAM Airlines
May 13
ORD1:04 pmChicago O'Hare Intl
20h 26m
2 stops
EZE11:30 amBuenos Aires Ministro Pistarini
May 27
EZE7:35 amBuenos Aires Ministro Pistarini
18h 24m
2 stops
ORD11:59 pmChicago O'Hare Intl
$907
LATAM Airlines
Apr 17
MDW5:21 pmChicago Midway
16h 09m
2 stops
EZE11:30 amBuenos Aires Ministro Pistarini
Apr 22
EZE8:10 pmBuenos Aires Ministro Pistarini
15h 46m
1 stop
MDW9:56 amChicago Midway
$920
LATAM Airlines
May 16
MDW5:10 pmChicago Midway
16h 20m
2 stops
EZE11:30 amBuenos Aires Ministro Pistarini
May 23
EZE8:10 pmBuenos Aires Ministro Pistarini
15h 49m
1 stop
MDW9:59 amChicago Midway
$930

Delta flights from Illinois to Buenos Aires Ministro Pistarini Airport

Our best Delta deals on Illinois to Buenos Aires Ministro Pistarini Airport flight tickets
Delta
May 7
MDW1:22 pmChicago Midway
18h 23m
2 stops
EZE9:45 amBuenos Aires Ministro Pistarini
May 19
EZE8:10 pmBuenos Aires Ministro Pistarini
17h 46m
1 stop
MDW11:56 amChicago Midway
$948
Delta
May 19
MDW5:10 pmChicago Midway
14h 35m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
May 27
EZE8:10 pmBuenos Aires Ministro Pistarini
15h 50m
1 stop
MDW10:00 amChicago Midway
$957
Delta
May 18
MDW9:22 amChicago Midway
22h 23m
2 stops
EZE9:45 amBuenos Aires Ministro Pistarini
May 28
EZE8:10 pmBuenos Aires Ministro Pistarini
15h 50m
1 stop
MDW10:00 amChicago Midway
$961

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Buenos Aires Ministro Pistarini Airport 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 March 14, 2026.
Use the filters below to find and compare flights from Illinois to Buenos Aires Ministro Pistarini Airport 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

Wed 4/22

8:06 am-4:00 am

2 stops17h 54m

Buenos Aires Ministro Pistarini

Sun 4/26

8:40 am-10:10 pm

1 stop15h 30m

$890

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Sat 4/11

11:20 pm-3:40 pm

1 stop14h 20m

Buenos Aires Ministro Pistarini

Sat 4/18

7:10 am-9:20 pm

1 stop16h 10m

$892

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Wed 5/27

6:00 am-1:20 am

2 stops17h 20m

Buenos Aires Ministro Pistarini

Thu 8/13

11:00 am-11:40 pm

1 stop14h 40m

$893

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Wed 4/15

8:06 am-2:30 am

1 stop16h 24m

Buenos Aires Ministro Pistarini

Wed 4/22

2:57 pm-1:50 pm

1 stop24h 53m

$895

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Thu 4/9

6:05 am-3:45 am

2 stops19h 40m

Buenos Aires Ministro Pistarini

Fri 4/24

4:45 am-11:12 am

1 stop32h 27m

$897

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Tue 4/14

11:20 pm-5:40 am

1 stop28h 20m

Buenos Aires Ministro Pistarini

Tue 4/28

7:10 am-9:20 pm

1 stop16h 10m

$902

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Fri 4/17

5:21 pm-11:30 am

2 stops16h 09m

Buenos Aires Ministro Pistarini

Wed 4/22

8:10 pm-9:56 am

1 stop15h 46m

$920

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Sat 5/16

5:10 pm-11:30 am

2 stops16h 20m

Buenos Aires Ministro Pistarini

Sat 5/23

8:10 pm-9:59 am

1 stop15h 49m

$930

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Thu 5/7

1:22 pm-9:45 am

2 stops18h 23m

Buenos Aires Ministro Pistarini

Wed 5/20

8:10 pm-11:56 am

1 stop17h 46m

$948
Quickest round-trip

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Tue 5/19

5:10 pm-9:45 am

1 stop14h 35m

Buenos Aires Ministro Pistarini

Wed 5/27

8:10 pm-10:00 am

1 stop15h 50m

$957

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 Buenos Aires from

How to get the cheapest flight ticket from Illinois to Buenos Aires Ministro Pistarini Airport

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 Buenos Aires Ministro Pistarini Airport?

If you aren’t able to travel during the month of September, then book flights to Buenos Aires Ministro Pistarini Airport from Illinois during October instead. Flights to Buenos Aires Ministro Pistarini Airport in October, while not as cheap as those in September, still average around $778.

How far in advance should I book a flight to Buenos Aires Ministro Pistarini Airport?

You are more likely to see cheaper flights to Buenos Aires Ministro Pistarini Airport from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires Ministro Pistarini Airport 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 Buenos Aires Ministro Pistarini Airport from Illinois for as low as $760 on momondo.

Can stopping save me money on Illinois to Buenos Aires Ministro Pistarini Airport flights?

You could potentially save up to 32% on your flight if you consider stops on a Illinois to Buenos Aires Ministro Pistarini Airport flight.

Cheap Illinois to Buenos Aires Ministro Pistarini Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Buenos Aires Ministro Pistarini Airport

Fastest flight time

13h 16m

Direct flights

None
The fastest flight from Illinois to Buenos Aires Ministro Pistarini Airport takes 13h 16m
There are no direct flights from Illinois to Buenos Aires Ministro Pistarini Airport. There are no popular flight routes from Illinois to Buenos Aires Ministro Pistarini Airport.
Search flight deals

  • When did momondo last update prices for flights from Illinois to Buenos Aires Ministro Pistarini Airport?

    Prices for flights from Illinois to Buenos Aires Ministro Pistarini Airport were last updated today.

  • How many operators does momondo search for flights from Illinois to Buenos Aires Ministro Pistarini Airport?

  • How old do you have to be to fly from Illinois to Buenos Aires Ministro Pistarini Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois to Buenos Aires Ministro Pistarini Airport.

  • What documentation or ID do you need to fly to Buenos Aires Ministro Pistarini Airport?

    The travel and health documents you'll need for your trip to Buenos Aires Ministro Pistarini Airport 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 Buenos Aires Ministro Pistarini Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Illinois to Buenos Aires Ministro Pistarini Airport

Compare and see reviews for airlines that fly from Illinois to Buenos Aires Ministro Pistarini Airport with momondo
Airline
Rating
Free Cancellation
Price
ArajetPriceFrom $360Free CancellationRating
6.4
46 reviews
Search Arajet flights
Copa AirlinesPriceFrom $569Free CancellationRating
7.5
1,570 reviews
Search Copa Airlines flights
LATAM AirlinesPriceFrom $727Free CancellationRating
7.4
1,919 reviews
Search LATAM Airlines flights
AviancaPriceFrom $750Free CancellationRating
6.5
2,499 reviews
Search Avianca flights
DeltaPriceFrom $951Free CancellationRating
7.9
8,292 reviews
Search Delta flights
United AirlinesPriceFrom $951Free CancellationRating
7.4
9,424 reviews
Search United Airlines flights
American AirlinesPriceFrom $1,015Free CancellationRating
7.1
11,465 reviews
Search American Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Illinois to Buenos Aires. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Buenos Aires 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 Buenos Aires?

momondo helps you find the best flight between Illinois and Buenos Aires by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Illinois to Buenos Aires flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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