Cheap Flights from Chicago (ORD) to Buenos Aires (EZE) from HK$4,473~

View HK$4,473 flight on Sat, 8 Nov 2025Opens in a new window

Popular airlines from Chicago O'Hare Intl. Airport (ORD) to Ministro Pistarini Intl. Airport (EZE)

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Find Cheap Flights from Chicago (ORD) to Buenos Aires (EZE)

Prices were available within the past 7 days and start at HK$4,473 for one-way flights and HK$5,847 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, 11 Nov - Tue, 25 Nov
ORD
Chicago
EZE
Buenos Aires
HK$5,847 Return, found 3 days ago
HK$5,847
Return
found 3 days ago
Select Delta flight, departing Tue, 11 Nov from Chicago to Buenos Aires, returning Tue, 25 Nov, priced at HK$5,847 found 3 days ago
LATAM Airlines Group
Tue, 11 Nov - Tue, 25 Nov
ORD
Chicago
EZE
Buenos Aires
HK$6,151 Return, found 3 days ago
HK$6,151
Return
found 3 days ago
Select LATAM Airlines Group flight, departing Tue, 11 Nov from Chicago to Buenos Aires, returning Tue, 25 Nov, priced at HK$6,151 found 3 days ago
Copa
Tue, 11 Nov - Tue, 25 Nov
ORD
Chicago
EZE
Buenos Aires
HK$6,197 Return, found 3 days ago
HK$6,197
Return
found 3 days ago
Select Copa flight, departing Tue, 11 Nov from Chicago to Buenos Aires, returning Tue, 25 Nov, priced at HK$6,197 found 3 days ago
Copa
Tue, 11 Nov - Tue, 25 Nov
ORD
Chicago
EZE
Buenos Aires
HK$6,347 Return, found 3 days ago
HK$6,347
Return
found 3 days ago
Select Copa flight, departing Tue, 11 Nov from Chicago to Buenos Aires, returning Tue, 25 Nov, priced at HK$6,347 found 3 days ago
Copa
Thu, 27 Nov - Wed, 10 Dec
ORD
Chicago
EZE
Buenos Aires
HK$6,507 Return, found 3 days ago
HK$6,507
Return
found 3 days ago
Select Copa flight, departing Thu, 27 Nov from Chicago to Buenos Aires, returning Wed, 10 Dec, priced at HK$6,507 found 3 days ago
United
Tue, 11 Nov - Tue, 25 Nov
ORD
Chicago
EZE
Buenos Aires
HK$7,087 Return, found 3 days ago
HK$7,087
Return
found 3 days ago
Select United flight, departing Tue, 11 Nov from Chicago to Buenos Aires, returning Tue, 25 Nov, priced at HK$7,087 found 3 days ago
American Airlines
Tue, 11 Nov - Tue, 25 Nov
ORD
Chicago
EZE
Buenos Aires
HK$7,087 Return, found 3 days ago
HK$7,087
Return
found 3 days ago
Select American Airlines flight, departing Tue, 11 Nov from Chicago to Buenos Aires, returning Tue, 25 Nov, priced at HK$7,087 found 3 days ago
Delta
Tue, 23 Dec - Wed, 31 Dec
ORD
Chicago
EZE
Buenos Aires
HK$8,237 Return, found 1 day ago
HK$8,237
Return
found 1 day ago
Select Delta flight, departing Tue, 23 Dec from Chicago to Buenos Aires, returning Wed, 31 Dec, priced at HK$8,237 found 1 day ago
LATAM Airlines Group
Tue, 23 Dec - Wed, 31 Dec
ORD
Chicago
EZE
Buenos Aires
HK$8,576 Return, found 1 day ago
HK$8,576
Return
found 1 day ago
Select LATAM Airlines Group flight, departing Tue, 23 Dec from Chicago to Buenos Aires, returning Wed, 31 Dec, priced at HK$8,576 found 1 day ago
Delta
Tue, 23 Dec - Wed, 31 Dec
ORD
Chicago
EZE
Buenos Aires
HK$8,827 Return, found 1 day ago
HK$8,827
Return
found 1 day ago
Select Delta flight, departing Tue, 23 Dec from Chicago to Buenos Aires, returning Wed, 31 Dec, priced at HK$8,827 found 1 day ago

Find the cheapest month to fly from Chicago (ORD) to Buenos Aires (EZE)

October is typically the cheapest month to fly

From HK$5,350 - HK$8,320 per traveller.
Chicago to Buenos Aires route information
Origin airport
O'Hare Intl.
Destination airport
Ministro Pistarini Intl.
Airlines serving
Aeromexico, Air Canada, American Airlines, Copa, Delta, GOL Linhas Aereas S.A., LATAM Airlines Group, United
Return price
HK$5,847
Distance
8994 km

Flights from Chicago to Buenos Aires

Book cheap flights from Chicago (ORD) to Buenos Aires (EZE) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Chicago (ORD) to Buenos Aires (EZE) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Chicago (ORD) to Buenos Aires (EZE) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Buenos Aires flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Buenos Aires and things to do in Buenos Aires for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Buenos Aires more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Buenos Aires is HK$4,473 now!

 

Frequently asked questions

How much is a flight from ORD to Ezeiza International Airport?
Start packing your bags, because round-trip journeys from O'Hare Airport to Ministro Pistarini Intl. Airport (EZE) start from HK$5,847. That's based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices can increase quickly, so book today to lock in the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from O'Hare Intl. Airport (ORD) to Ezeiza International Airport?
Each air carrier has its own terms and conditions. If you do decide to cancel, follow the instructions on our Customer Service Portal.
How do I find cheap flights from O'Hare Intl. Airport (ORD) to Buenos Aires Ezeiza Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for ORD to Ezeiza International Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from O'Hare Intl. Airport (ORD) to Ezeiza International Airport?
You'll have 9,100 kilometers to cover on the long-haul Chicago to Ezeiza route. Dress in layers of comfortable clothes and consider taking a pair of noise-canceling earphones.
Which airlines fly direct from ORD to Buenos Aires Ezeiza Airport?
You won't find any airlines operating directly between ORD and Ezeiza International Airport, so be ready to make at least one stop on your journey. A layover can be a nice way to break up a trip!
Are O'Hare Airport to Buenos Aires Ezeiza Airport flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can occasionally pick up a bargain, with some of the cheapest airfares from ORD to EZE popping up a few weeks before the date of departure. If you'd rather book ahead of time, Expedia compares and updates the best flight deals continuously — as early as a year in advance in some cases. It depends on the carrier though, as not every airline releases prices that far in advance.

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