Which layover airport offers the lowest fares from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport?

Flights via Panama City (PTY) offer the lowest average round-trip price of $710.

Which layover airport has the shortest connection time from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport?

Panama City (PTY) has the shortest average layover time for this route: 1h 39m.

Which airport is the most popular layover for flights between Chicago O'Hare Intl Airport and Buenos Aires Ministro Pistarini Airport?

Bogotá (BOG) was the most common stop: 44% of momondo users choosing 1-stop flights on this route connected there.

What is the cheapest airline that flies from Chicago O'Hare Intl to Buenos Aires Ministro Pistarini?

Arajet, Avianca, and Air Canada are the most popular carriers operating from Chicago O'Hare Intl to Buenos Aires Ministro Pistarini

What airlines fly to Buenos Aires Ministro Pistarini Airport?

United Airlines, American Airlines and Avianca are the top three most popular airlines that fly to Buenos Aires Ministro Pistarini Airport from Chicago O'Hare Intl Airport according to our data. United Airlines is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Buenos Aires Ministro Pistarini Airport. Keep in mind that there are 6 different airlines that fly to Buenos Aires Ministro Pistarini Airport on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest travel time from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport?

Flights connecting via Panama City (PTY) have the shortest average one-way travel time: 13h 43m.

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

The required travel and health documents for your Buenos Aires Ministro Pistarini Airport 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 Buenos Aires Ministro Pistarini Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$304 Cheap Flights from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport in 2025/26

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Find the cheapest flights from Chicago O'Hare Intl Airport to Buenos Aires

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4:30 am - 12:05 amORD-EZE

17h 35m1 stop

6:20 am - 1:15 pmEZE-ORD

32h 55m3 stops

$767Multiple Airlines

Find Deal

Mon, May 11 - Mon, May 18

6:45 am - 12:05 amORD-EZE

15h 20m1 stop

2:45 am - 10:10 pmEZE-ORD

21h 25m1 stop

$768Arajet

Find Deal

Wed, Mar 25 - Sat, Apr 18

7:41 pm - 9:35 amORD-EZE

34h 54m1 stop

3:41 am - 6:36 pmEZE-ORD

17h 55m2 stops

$769Multiple Airlines

Find Deal

Thu, Dec 4 - Wed, Dec 10

10:20 pm - 1:00 amORD-EZE

23h 40m2 stops

4:55 pm - 6:15 pmEZE-ORD

28h 20m3 stops

$779Multiple Airlines

Find Deal

Thu, Feb 19 - Thu, Feb 26

5:15 am - 6:20 amORD-EZE

23h 05m3 stops

5:00 pm - 9:20 pmEZE-ORD

30h 20m2 stops

$785Multiple Airlines

Find Deal

Wed, Mar 18 - Mon, Mar 23

4:30 am - 12:05 amORD-EZE

17h 35m1 stop

5:00 am - 2:28 pmEZE-ORD

35h 28m3 stops

$786Multiple Airlines

Find Deal

Mon, Mar 30 - Tue, Apr 7

5:45 am - 12:05 amORD-EZE

15h 20m1 stop

7:30 am - 8:09 amEZE-ORD

27h 39m2 stops

$794Multiple Airlines

Find Deal

Mon, Jan 19 - Thu, Jan 29

5:45 am - 12:05 amORD-EZE

15h 20m1 stop

2:40 am - 10:31 pmEZE-ORD

22h 51m2 stops

$796Multiple Airlines

Find Deal

Mon, Jan 19 - Wed, Jan 28

6:45 am - 12:05 amORD-EZE

15h 20m1 stop

8:40 am - 10:10 pmEZE-ORD

15h 30m1 stop

$799Arajet

Find Deal

Wed, Mar 25 - Sun, Apr 19

3:05 pm - 1:00 amORD-EZE

31h 55m2 stops

2:45 am - 10:10 pmEZE-ORD

21h 25m1 stop

$811Multiple Airlines

Find Deal

Thu, Mar 19 - Sat, Apr 18

United Airlines flights from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport

Our best United Airlines deals on Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport flight tickets

United Airlines

Nov 27

ORD12:45 pmChicago O'Hare Intl

15h 35m

1 stop

EZE7:20 amBuenos Aires Ministro Pistarini

Nov 30

EZE11:55 pmBuenos Aires Ministro Pistarini

36h 16m

1 stop

ORD9:11 amChicago O'Hare Intl

$962

Find similar

United Airlines

Nov 19

ORD10:35 amChicago O'Hare Intl

19h 45m

1 stop

EZE9:20 amBuenos Aires Ministro Pistarini

Nov 29

EZE11:55 pmBuenos Aires Ministro Pistarini

34h 46m

1 stop

ORD7:41 amChicago O'Hare Intl

$1,012

Find similar

United Airlines

Nov 14

ORD10:35 amChicago O'Hare Intl

19h 45m

1 stop

EZE9:20 amBuenos Aires Ministro Pistarini

Nov 18

EZE11:55 pmBuenos Aires Ministro Pistarini

20h 13m

1 stop

ORD5:08 pmChicago O'Hare Intl

$1,105

Find similar

LATAM Airlines flights from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport

Our best LATAM Airlines deals on Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport flight tickets

LATAM Airlines

Nov 19

ORD4:26 pmChicago O'Hare Intl

31h 24m

2 stops

EZE2:50 amBuenos Aires Ministro Pistarini

Dec 17

EZE11:00 amBuenos Aires Ministro Pistarini

26h 14m

2 stops

ORD10:14 amChicago O'Hare Intl

$966

Find similar

LATAM Airlines

Nov 19

ORD9:51 amChicago O'Hare Intl

37h 59m

2 stops

EZE2:50 amBuenos Aires Ministro Pistarini

Nov 29

EZE9:55 pmBuenos Aires Ministro Pistarini

41h 09m

2 stops

ORD12:04 pmChicago O'Hare Intl

$1,149

Find similar

LATAM Airlines

Nov 19

ORD6:45 amChicago O'Hare Intl

20h 35m

2 stops

EZE6:20 amBuenos Aires Ministro Pistarini

Dec 4

EZE7:45 amBuenos Aires Ministro Pistarini

19h 16m

2 stops

ORD12:01 amChicago O'Hare Intl

$1,158

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Mon 5/11

4:30 am-12:05 am

1 stop17h 35m

Buenos Aires Ministro Pistarini

Mon 5/18

6:20 am-1:15 pm

3 stops32h 55m

$767

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Wed 3/25

6:45 am-12:05 am

1 stop15h 20m

Buenos Aires Ministro Pistarini

Sat 4/18

2:45 am-10:10 pm

1 stop21h 25m

$768

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Thu 12/4

7:41 pm-9:35 am

1 stop34h 54m

Buenos Aires Ministro Pistarini

Wed 12/10

3:41 am-6:36 pm

2 stops17h 55m

$769

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Thu 2/19

10:20 pm-1:00 am

2 stops23h 40m

Buenos Aires Ministro Pistarini

Thu 2/26

4:55 pm-6:15 pm

3 stops28h 20m

$779

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Wed 3/18

5:15 am-6:20 am

3 stops23h 05m

Buenos Aires Ministro Pistarini

Mon 3/23

5:00 pm-9:20 pm

2 stops30h 20m

$785

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Mon 3/30

4:30 am-12:05 am

1 stop17h 35m

Buenos Aires Ministro Pistarini

Tue 4/7

5:00 am-2:28 pm

3 stops35h 28m

$786

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Mon 1/19

5:45 am-12:05 am

1 stop15h 20m

Buenos Aires Ministro Pistarini

Thu 1/29

7:30 am-8:09 am

2 stops27h 39m

$794

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Mon 1/19

5:45 am-12:05 am

1 stop15h 20m

Buenos Aires Ministro Pistarini

Wed 1/28

2:40 am-10:31 pm

2 stops22h 51m

$796

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Wed 3/25

6:45 am-12:05 am

1 stop15h 20m

Buenos Aires Ministro Pistarini

Sun 4/19

8:40 am-10:10 pm

1 stop15h 30m

$799

ChicagoBuenos Aires

ORD - EZE

ORDEZE

Chicago O'Hare Intl

Thu 3/19

3:05 pm-1:00 am

2 stops31h 55m

Buenos Aires Ministro Pistarini

Sat 4/18

2:45 am-10:10 pm

1 stop21h 25m

$811

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How to get the cheapest flight ticket from Chicago O'Hare Intl Airport 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

Prices

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Layovers

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

If you aren’t able to travel during the month of November, then book flights to Buenos Aires Ministro Pistarini Airport from Chicago O'Hare Intl Airport during October instead. Flights to Buenos Aires Ministro Pistarini Airport in October, while not as cheap as those in November, still average around $988.

What is the cheapest day to depart on your flight to Buenos Aires Ministro Pistarini Airport?

Our data shows that Sunday is the least expensive day to fly to Buenos Aires Ministro Pistarini Airport. Tickets to fly out on this day can be as low as $1,157. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Buenos Aires Ministro Pistarini Airport on Thursday is $1,291.

What is the cheapest time of day to depart on your flight to Buenos Aires Ministro Pistarini Airport?

According to our data, the cheapest time of day to fly to Buenos Aires Ministro Pistarini Airport is in the evening. momondo users have found flights departing from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport in the evening for as low as $1,098. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,249 on average. Flights to Buenos Aires Ministro Pistarini Airport from Chicago O'Hare Intl Airport at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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 Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires Ministro Pistarini Airport for around $1,134 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 O'Hare Intl Airport for as low as $805 on momondo.

Can stopping save me money on Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport flights?

You could potentially save up to 32% on your flight if you consider stops on a Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport flight.

When to book flights from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport (ORD to EZE) flight deals and tips

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

Direct flights	None

There are no direct flights from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport. There are no popular flight routes from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport.

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How far is Chicago O'Hare Intl to Buenos Aires Ministro Pistarini by plane?
Buenos Aires Ministro Pistarini is 5618.9 mi away from Chicago O'Hare Intl. Typically, this will take 14h 18m by plane in normal conditions.
When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport?
Prices for flights from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport?
The number of operators available for flights from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport is 6 as of November 2025.
How old do you have to be to fly from Chicago O'Hare Intl Airport 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 Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport.
What documentation or ID do you need to fly to Buenos Aires Ministro Pistarini Airport?
The required travel and health documents for your Buenos Aires Ministro Pistarini Airport 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 Buenos Aires Ministro Pistarini Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport?
Based on momondo bookings for flights between Chicago O'Hare Intl Airport and Buenos Aires Ministro Pistarini Airport, the leading airline is United Airlines, making up 29% of the total bookings. Other popular airlines include American Airlines with 26%, Avianca with 16%, and Copa Airlines with 14%.

Best airlines flying from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport with momondo

Airline	Rating	Free Cancellation	Price
Arajet	PriceFrom $360	Free Cancellation	Rating 7.1 36 reviews	Search Arajet flights
Copa Airlines	PriceFrom $699	Free Cancellation	Rating 7.6 1,565 reviews	Search Copa Airlines flights
Avianca	PriceFrom $750	Free Cancellation	Rating 6.6 2,476 reviews	Search Avianca flights
Delta	PriceFrom $951	Free Cancellation	Rating 7.9 8,007 reviews	Search Delta flights
United Airlines	PriceFrom $975	Free Cancellation	Rating 7.4 9,017 reviews	Search United Airlines flights
American Airlines	PriceFrom $1,015	Free Cancellation	Rating 7.2 11,051 reviews	Search American Airlines flights

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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. All flights to Buenos Aires from Chicago on momondo can be compared and filtered by various policies on offer, including flexible booking.

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 not ready to book a flight from Chicago to Buenos Aires now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Buenos Aires and let you know when they change.

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Cheap flights from Chicago O'Hare Intl Airport to Buenos Aires from $304

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United Airlines flights from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport

Our best United Airlines deals on Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport flight tickets

LATAM Airlines flights from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport

Our best LATAM Airlines deals on Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport flight tickets

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Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport that are best for you.

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How to get the cheapest flight ticket from Chicago O'Hare Intl Airport 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?

What is the cheapest day to depart on your flight to Buenos Aires Ministro Pistarini Airport?

What is the cheapest time of day to depart on your flight to Buenos Aires Ministro Pistarini Airport?

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

Can stopping save me money on Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport flights?

You could potentially save up to 32% on your flight if you consider stops on a Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport flight.

What is the cheapest airline that flies from Chicago O'Hare Intl to Buenos Aires Ministro Pistarini?

Arajet, Avianca, and Air Canada are the most popular carriers operating from Chicago O'Hare Intl to Buenos Aires Ministro Pistarini

What airlines fly to Buenos Aires Ministro Pistarini Airport?

Which airport is the most popular layover for flights between Chicago O'Hare Intl Airport and Buenos Aires Ministro Pistarini Airport?

Bogotá (BOG) was the most common stop: 44% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport?

Flights via Panama City (PTY) offer the lowest average round-trip price of $710.

Which layover airport has the shortest travel time from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport?

Flights connecting via Panama City (PTY) have the shortest average one-way travel time: 13h 43m.

Which layover airport has the shortest connection time from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport?

Panama City (PTY) has the shortest average layover time for this route: 1h 39m.

When to book flights from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport

Cheap Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport (ORD to EZE) flight deals and tips

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

Direct flights

How far is Chicago O'Hare Intl to Buenos Aires Ministro Pistarini by plane?

When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport?

How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport?

How old do you have to be to fly from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport?

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

What is the most popular airline from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport?

Best airlines flying from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Buenos Aires Ministro Pistarini Airport with momondo

Why use momondo?

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

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

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

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

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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Buenos Aires

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