$708 Cheap Flights from Chicago (MDW) to Buenos Aires (EZE)

View $708 flight on Mon, Apr 13, 2026Opens in a new window

Popular airlines from Chicago Midway Airport (MDW) to Ministro Pistarini Intl. Airport (EZE)

Cheap Flights from Chicago to Buenos Aires (MDW-EZE)

Prices were available within the past 7 days and start at $708 for one-way flights and $1,016 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Mar 3 - Tue, Mar 10
MDW
Chicago
EZE
Buenos Aires
$1,016 Roundtrip, just found
$1,016
Roundtrip
just found
Select Delta flight, departing Tue, Mar 3 from Chicago to Buenos Aires, returning Tue, Mar 10, priced at $1,016 just found
Delta
Tue, Mar 17 - Tue, Apr 7
MDW
Chicago
EZE
Buenos Aires
$1,020 Roundtrip, found 5 days ago
$1,020
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Mar 17 from Chicago to Buenos Aires, returning Tue, Apr 7, priced at $1,020 found 5 days ago
Delta
Thu, Mar 12 - Mon, Mar 23
MDW
Chicago
EZE
Buenos Aires
$1,026 Roundtrip, found 3 hours ago
$1,026
Roundtrip
found 3 hours ago
Select Delta flight, departing Thu, Mar 12 from Chicago to Buenos Aires, returning Mon, Mar 23, priced at $1,026 found 3 hours ago
LATAM Airlines Group
Tue, Feb 24 - Wed, Mar 4
MDW
Chicago
EZE
Buenos Aires
$1,036 Roundtrip, just found
$1,036
Roundtrip
just found
Select LATAM Airlines Group flight, departing Tue, Feb 24 from Chicago to Buenos Aires, returning Wed, Mar 4, priced at $1,036 just found
LATAM Airlines Group
Mon, Jan 26 - Tue, Feb 10
MDW
Chicago
EZE
Buenos Aires
$1,041 Roundtrip, found 17 hours ago
$1,041
Roundtrip
found 17 hours ago
Select LATAM Airlines Group flight, departing Mon, Jan 26 from Chicago to Buenos Aires, returning Tue, Feb 10, priced at $1,041 found 17 hours ago
LATAM Airlines Group
Mon, May 11 - Wed, May 20
MDW
Chicago
EZE
Buenos Aires
$1,044 Roundtrip, found 1 hour ago
$1,044
Roundtrip
found 1 hour ago
Select LATAM Airlines Group flight, departing Mon, May 11 from Chicago to Buenos Aires, returning Wed, May 20, priced at $1,044 found 1 hour ago
LATAM Airlines Group
Mon, May 11 - Wed, May 20
MDW
Chicago
EZE
Buenos Aires
$1,045 Roundtrip, found 1 hour ago
$1,045
Roundtrip
found 1 hour ago
Select LATAM Airlines Group flight, departing Mon, May 11 from Chicago to Buenos Aires, returning Wed, May 20, priced at $1,045 found 1 hour ago
LATAM Airlines Group
Thu, Mar 26 - Thu, Apr 2
MDW
Chicago
EZE
Buenos Aires
$1,049 Roundtrip, found 1 day ago
$1,049
Roundtrip
found 1 day ago
Select LATAM Airlines Group flight, departing Thu, Mar 26 from Chicago to Buenos Aires, returning Thu, Apr 2, priced at $1,049 found 1 day ago
LATAM Airlines Group
Mon, May 11 - Wed, May 20
MDW
Chicago
EZE
Buenos Aires
$1,050 Roundtrip, found 1 hour ago
$1,050
Roundtrip
found 1 hour ago
Select LATAM Airlines Group flight, departing Mon, May 11 from Chicago to Buenos Aires, returning Wed, May 20, priced at $1,050 found 1 hour ago
LATAM Airlines Group
Tue, Feb 24 - Mon, Mar 16
MDW
Chicago
EZE
Buenos Aires
$1,053 Roundtrip, found 15 hours ago
$1,053
Roundtrip
found 15 hours ago
Select LATAM Airlines Group flight, departing Tue, Feb 24 from Chicago to Buenos Aires, returning Mon, Mar 16, priced at $1,053 found 15 hours ago

Alternative airports near Buenos Aires

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Aeroparque Jorge Newbery AEP. Closest option available. Average driving time to city center is 11 minutes. Flights from $1,736
AEP
Aeroparque Jorge Newbery
Closest
Average driving time to city center11 min
Flights from $1,736
Flights from Chicago (MDW) to Buenos Aires (EZE)
Origin airport
Midway Intl.
Destination airport
Ministro Pistarini Intl.
Airlines serving
Delta, LATAM Airlines Group
Roundtrip price
$1,015
Distance
5606 mi

Chicago to Buenos Aires Flights

The cheapest times to fly from Chicago to Buenos Aires

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Chicago to Buenos Aires are during the month of March. You can find some of the cheapest flights from Chicago to Buenos Aires with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Chicago to Buenos Aires

Sunday is one of the best days to book for cheap flights from Chicago to Buenos Aires: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Chicago to Buenos Aires

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Chicago to Buenos Aires in 2026. You can also book with separate airlines for your outbound and return journeys, from $708 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Chicago to Buenos Aires flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Chicago to Buenos Aires airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Midway Intl. Airport (MDW) to Ministro Pistarini Intl. Airport (EZE) cost?
Lock in a cheap one-way flight from $708 or cheap return flight from $1,016 from Midway Intl. Airport (MDW) to Ministro Pistarini Intl. Airport (EZE) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Midway Intl. Airport (MDW) to Ministro Pistarini Intl. Airport (EZE)?
The cheapest month to fly from MDW to EZE is March, when demand is low. Off-peak months are often when better flight deals are available between these airports.
What is the cheapest airline that flies from Midway Intl. Airport (MDW) to Ministro Pistarini Intl. Airport (EZE)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest MDW to EZE flight.
How many flights per day from Midway Intl. Airport (MDW) to Ministro Pistarini Intl. Airport (EZE)?
There aren't any daily direct flights from Midway Intl. Airport (MDW) to Ministro Pistarini Intl. Airport (EZE). But you can opt for flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from MDW to EZE?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Midway Intl. Airport (MDW) to Ministro Pistarini Intl. Airport (EZE)?
Book a flight from Midway Intl. Airport (MDW) to Ministro Pistarini Intl. Airport (EZE) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Midway Intl. Airport (MDW) to Ministro Pistarini Intl. Airport (EZE) last-minute?
Holding off until just before your departure to book a ticket from MDW to EZE generally means paying more. While you may find some last-minute deals, they're not always guaranteed. Keep your travel schedule open for a better chance of snagging a bargain.
Is it cheaper to book a MDW to EZE flight and hotel package?
Compared with arranging flights and hotels separately, booking a MDW to EZE flight and hotel package with Expedia could result in significant savings. Better still, having everything in one place takes the hassle out of travel planning. Simply secure your flights and choose from our wide range of hotels, then customize your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Midway Intl. Airport (MDW) to Ministro Pistarini Intl. Airport (EZE)?
In most instances, you can cancel or modify your MDW to EZE flight. However, additional fees may apply, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you want more information, head to our Customer Service portal.

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*Available to One Key members.