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Cheap flights from Chicago to Buenos Aires from $339

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 Buenos Aires departing on 7/6. 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 Chicago to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
Arajet Logo
5:45 am - 6:45 am
ORD
-
EZE
22h 00m
1 stop
Arajet Logo
8:40 am - 9:20 pm
EZE
-
ORD
15h 40m
1 stop
$771Arajet
Fri, Nov 6 - Sun, Nov 8
Arajet Logo
12:12 pm - 4:10 am
ORD
-
EZE
13h 58m
1 stop
Arajet Logo
8:40 am - 10:10 pm
EZE
-
ORD
15h 30m
1 stop
$788Arajet
Sat, Aug 22 - Sun, Aug 30
Arajet Logo
6:45 am - 6:45 am
ORD
-
EZE
22h 00m
1 stop
Arajet Logo
9:15 pm - 10:10 pm
EZE
-
ORD
26h 55m
1 stop
$790Arajet
Fri, Oct 9 - Sat, Oct 24
Arajet Logo
5:30 am - 12:05 am
ORD
-
EZE
16h 35m
1 stop
Arajet Logo
11:00 am - 11:40 pm
EZE
-
ORD
14h 40m
1 stop
$793Arajet
Mon, Sep 21 - Thu, Oct 15
Arajet Logo
5:30 am - 12:05 am
ORD
-
EZE
16h 35m
1 stop
Arajet Logo
11:00 am - 11:40 pm
EZE
-
ORD
14h 40m
1 stop
$799Arajet
Mon, Sep 21 - Thu, Oct 15
Arajet Logo
12:12 pm - 4:10 am
ORD
-
EZE
13h 58m
1 stop
Arajet Logo
7:45 am - 11:40 pm
EZE
-
ORD
17h 55m
1 stop
$802Arajet
Sat, Sep 12 - Thu, Oct 15
LATAM Airlines Logo
12:50 pm - 9:00 pm
MDW
-
EZE
30h 10m
2 stops
LATAM Airlines Logo
8:10 pm - 12:05 pm
EZE
-
MDW
17h 55m
1 stop
$993LATAM Airlines
Sun, Jun 7 - Tue, Jun 9
LATAM Airlines Logo
5:11 pm - 9:00 pm
MDW
-
EZE
25h 49m
2 stops
LATAM Airlines Logo
1:10 pm - 10:09 am
EZE
-
MDW
22h 59m
2 stops
$997LATAM Airlines
Sun, Jun 7 - Tue, Jun 9
LATAM Airlines Logo
5:11 pm - 9:45 am
MDW
-
EZE
14h 34m
1 stop
LATAM Airlines Logo
3:35 pm - 11:56 am
EZE
-
MDW
22h 21m
2 stops
$1,061LATAM Airlines
Fri, Jun 26 - Tue, Jul 7
Delta Logo
10:55 am - 9:45 am
MDW
-
EZE
20h 50m
1 stop
Delta Logo
8:10 pm - 10:05 am
EZE
-
MDW
15h 55m
1 stop
$1,093Delta
Sat, Jun 27 - Sun, Jul 12

Delta flights from Chicago to Buenos Aires Ministro Pistarini Airport

Our best Delta deals on Chicago to Buenos Aires Ministro Pistarini Airport flight tickets
Delta
May 29
MDW1:22 pmChicago Midway
18h 23m
2 stops
EZE9:45 amBuenos Aires Ministro Pistarini
Jun 5
EZE1:10 pmBuenos Aires Ministro Pistarini
22h 49m
2 stops
MDW9:59 amChicago Midway
$1,054
Delta
Jun 27
MDW4:25 pmChicago Midway
15h 15m
2 stops
EZE9:40 amBuenos Aires Ministro Pistarini
Jul 12
EZE8:10 pmBuenos Aires Ministro Pistarini
15h 55m
1 stop
MDW10:05 amChicago Midway
$1,093
Delta
Jun 29
MDW4:25 pmChicago Midway
15h 15m
2 stops
EZE9:40 amBuenos Aires Ministro Pistarini
Jul 12
EZE8:10 pmBuenos Aires Ministro Pistarini
15h 55m
1 stop
MDW10:05 amChicago Midway
$1,096

LATAM Airlines flights from Chicago to Buenos Aires Ministro Pistarini Airport

Our best LATAM Airlines deals on Chicago to Buenos Aires Ministro Pistarini Airport flight tickets
LATAM Airlines
Jun 7
MDW12:50 pmChicago Midway
30h 10m
2 stops
EZE9:00 pmBuenos Aires Ministro Pistarini
Jun 9
EZE8:10 pmBuenos Aires Ministro Pistarini
17h 55m
1 stop
MDW12:05 pmChicago Midway
$993
LATAM Airlines
Jun 7
MDW5:11 pmChicago Midway
25h 49m
2 stops
EZE9:00 pmBuenos Aires Ministro Pistarini
Jun 9
EZE1:10 pmBuenos Aires Ministro Pistarini
22h 59m
2 stops
MDW10:09 amChicago Midway
$997
LATAM Airlines
May 28
ORD2:59 pmChicago O'Hare Intl
16h 46m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
Jun 4
EZE10:40 pmBuenos Aires Ministro Pistarini
17h 07m
2 stops
ORD1:47 pmChicago O'Hare Intl
$1,007

momondo Fare Finder

 
Customize your flight search to find flights from Chicago 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 May 23, 2026.
Use the filters below to find and compare flights from Chicago 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

Fri 11/6

5:45 am-6:45 am

1 stop22h 00m

Buenos Aires Ministro Pistarini

Sun 11/8

8:40 am-9:20 pm

1 stop15h 40m

$771
Quickest round-trip

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Sat 8/22

12:12 pm-4:10 am

1 stop13h 58m

Buenos Aires Ministro Pistarini

Sun 8/30

8:40 am-10:10 pm

1 stop15h 30m

$788

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Fri 10/9

6:45 am-6:45 am

1 stop22h 00m

Buenos Aires Ministro Pistarini

Sat 10/24

9:15 pm-10:10 pm

1 stop26h 55m

$790

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Mon 9/21

5:30 am-12:05 am

1 stop16h 35m

Buenos Aires Ministro Pistarini

Thu 10/15

11:00 am-11:40 pm

1 stop14h 40m

$793

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Mon 9/21

5:30 am-12:05 am

1 stop16h 35m

Buenos Aires Ministro Pistarini

Thu 10/15

11:00 am-11:40 pm

1 stop14h 40m

$799

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Sat 9/12

12:12 pm-4:10 am

1 stop13h 58m

Buenos Aires Ministro Pistarini

Thu 10/15

7:45 am-11:40 pm

1 stop17h 55m

$802

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Sun 6/7

12:50 pm-9:00 pm

2 stops30h 10m

Buenos Aires Ministro Pistarini

Tue 6/9

8:10 pm-12:05 pm

1 stop17h 55m

$993

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Sun 6/7

5:11 pm-9:00 pm

2 stops25h 49m

Buenos Aires Ministro Pistarini

Tue 6/9

1:10 pm-10:09 am

2 stops22h 59m

$997

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Fri 6/26

5:11 pm-9:45 am

1 stop14h 34m

Buenos Aires Ministro Pistarini

Tue 7/7

3:35 pm-11:56 am

2 stops22h 21m

$1,061

ChicagoBuenos Aires

MDW - EZE

MDWEZE

Chicago Midway

Sat 6/27

10:55 am-9:45 am

1 stop20h 50m

Buenos Aires Ministro Pistarini

Sun 7/12

8:10 pm-10:05 am

1 stop15h 55m

$1,093

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Chicago 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 typical price of a round-trip flight between Chicago and Buenos Aires Ministro Pistarini Airport?

What is the cheapest month to fly to Buenos Aires Ministro Pistarini Airport?

If you aren’t able to travel during the month of March, then book flights to Buenos Aires Ministro Pistarini Airport from Chicago during December instead. Flights to Buenos Aires Ministro Pistarini Airport in December, while not as cheap as those in March, still average around $307.

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

You are more likely to see cheaper flights to Buenos Aires Ministro Pistarini Airport from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires Ministro Pistarini Airport for around $1,117 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 Chicago for as low as $747 on momondo.

How have Chicago to Buenos Aires Ministro Pistarini Airport flight prices changed over time?

When to book flights from Chicago to Buenos Aires Ministro Pistarini Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Buenos Aires Ministro Pistarini Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago to Buenos Aires Ministro Pistarini Airport (CHI to EZE) flight deals and tips

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

Fastest flight time

13h 55m

Direct flights

None
The fastest flight from Chicago to Buenos Aires Ministro Pistarini Airport takes 13h 55m
There are no direct flights from Chicago to Buenos Aires Ministro Pistarini Airport. There are no popular flight routes from Chicago to Buenos Aires Ministro Pistarini Airport.
Search flight deals

Frequently asked questions about flying from Chicago to Buenos Aires Ministro Pistarini Airport

  • How far is Chicago to Buenos Aires Ministro Pistarini by plane?

    There are 5606.5 mi between Chicago and Buenos Aires Ministro Pistarini. 13h 55m is a normal flight duration for this route.

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

    Prices for flights from Chicago to Buenos Aires Ministro Pistarini Airport refresh daily.

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

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

    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 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.

  • What is the most popular airline from Chicago to Buenos Aires Ministro Pistarini Airport?

Best airlines flying from Chicago to Buenos Aires Ministro Pistarini Airport

Compare and see reviews for airlines that fly from Chicago to Buenos Aires Ministro Pistarini Airport with momondo
Airline
Rating
Free Cancellation
Price
ArajetPriceFrom $360Free CancellationRating
6.5
48 reviews
Search Arajet flights
Copa AirlinesPriceFrom $569Free CancellationRating
7.5
1,575 reviews
Search Copa Airlines flights
LATAM AirlinesPriceFrom $727Free CancellationRating
7.4
1,918 reviews
Search LATAM Airlines flights
AviancaPriceFrom $795Free CancellationRating
6.5
2,527 reviews
Search Avianca flights
DeltaPriceFrom $951Free CancellationRating
7.9
8,441 reviews
Search Delta flights
United AirlinesPriceFrom $951Free CancellationRating
7.4
9,751 reviews
Search United Airlines flights
American AirlinesPriceFrom $972Free CancellationRating
7.1
11,636 reviews
Search American Airlines flights

Why use momondo?

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

Finding the right flight to Buenos Aires from Chicago is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Buenos Aires quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Buenos Aires from Chicago with this policy.

How can momondo help me find flights from Chicago to Buenos Aires?

Once you have performed a search for Chicago to Buenos Aires flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Buenos Aires, momondo offers a useful price alert feature which will track prices for flights to Buenos Aires from Chicago and alert you when they change.

An easier way to manage your Buenos Aires Ministro Pistarini Airport trip

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