Cheap flights from Chicago to Buenos Aires from $258
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 11/1. 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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Not ready to book? to track prices.Arajet flights from Chicago to Buenos Aires Ministro Pistarini Airport
Our best Arajet deals on Chicago to Buenos Aires Ministro Pistarini Airport flight tickets
United Airlines flights from Chicago to Buenos Aires Ministro Pistarini Airport
Our best United Airlines deals on Chicago to Buenos Aires Ministro Pistarini Airport flight tickets
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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
ChicagoBuenos Aires
ORD Chicago O'Hare Intl - EZE Buenos Aires Ministro Pistarini
ORDEZE
Chicago O'Hare Intl
Mon 9/7
5:30 am-12:05 am
1 stop16h 35m
Buenos Aires Ministro Pistarini
Thu 10/1
11:00 am-11:40 pm
1 stop14h 40m
ChicagoBuenos Aires
ORD Chicago O'Hare Intl - EZE Buenos Aires Ministro Pistarini
ORDEZE
Chicago O'Hare Intl
Mon 10/5
5:30 am-12:05 am
1 stop16h 35m
Buenos Aires Ministro Pistarini
Thu 10/22
11:00 am-11:40 pm
1 stop14h 40m
ChicagoBuenos Aires
ORD Chicago O'Hare Intl - EZE Buenos Aires Ministro Pistarini
ORDEZE
Chicago O'Hare Intl
Mon 9/7
5:30 am-12:05 am
1 stop16h 35m
Buenos Aires Ministro Pistarini
Tue 9/22
5:00 am-11:47 pm
2 stops44h 47m
ChicagoBuenos Aires
ORD Chicago O'Hare Intl - EZE Buenos Aires Ministro Pistarini
ORDEZE
Chicago O'Hare Intl
Mon 10/19
4:49 pm-3:00 am
2 stops32h 11m
Buenos Aires Ministro Pistarini
Thu 10/29
11:00 am-11:40 pm
1 stop14h 40m
ChicagoBuenos Aires
ORD Chicago O'Hare Intl - EZE Buenos Aires Ministro Pistarini
ORDEZE
Chicago O'Hare Intl
Wed 8/26
8:37 am-7:15 am
1 stop20h 38m
Buenos Aires Ministro Pistarini
Mon 8/31
8:50 pm-10:54 am
1 stop16h 04m
ChicagoBuenos Aires
ORD Chicago O'Hare Intl - EZE Buenos Aires Ministro Pistarini
ORDEZE
Chicago O'Hare Intl
Wed 8/26
2:30 pm-6:00 am
1 stop13h 30m
Buenos Aires Ministro Pistarini
Mon 8/31
8:50 pm-12:15 pm
2 stops17h 25m
ChicagoBuenos Aires
ORD Chicago O'Hare Intl - EZE Buenos Aires Ministro Pistarini
ORDEZE
Chicago O'Hare Intl
Tue 8/25
8:02 am-12:51 am
1 stop14h 49m
Buenos Aires Ministro Pistarini
Fri 9/25
5:25 am-1:02 am
1 stop21h 37m
ChicagoBuenos Aires
ORD Chicago O'Hare Intl - EZE Buenos Aires Ministro Pistarini
ORDEZE
Chicago O'Hare Intl
Wed 8/26
3:21 pm-10:26 pm
1 stop29h 05m
Buenos Aires Ministro Pistarini
Wed 9/2
5:25 am-1:02 am
1 stop21h 37m
ChicagoBuenos Aires
ORD Chicago O'Hare Intl - EZE Buenos Aires Ministro Pistarini
ORDEZE
Chicago O'Hare Intl
Mon 10/19
1:50 pm-11:30 am
2 stops19h 40m
Buenos Aires Ministro Pistarini
Wed 10/28
7:20 am-11:52 pm
2 stops18h 32m
ChicagoBuenos Aires
ORD Chicago O'Hare Intl - EZE Buenos Aires Ministro Pistarini
ORDEZE
Chicago O'Hare Intl
Tue 10/6
1:50 pm-11:30 am
2 stops19h 40m
Buenos Aires Ministro Pistarini
Tue 10/13
7:35 am-11:52 pm
2 stops18h 17m
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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 cheapest month to fly to Buenos Aires Ministro Pistarini Airport?
If you aren’t able to travel during the month of May, then book flights to Buenos Aires Ministro Pistarini Airport from Chicago during November instead. Flights to Buenos Aires Ministro Pistarini Airport in November, while not as cheap as those in May, still average around $990.
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 $1,202 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.
What is the cheapest airline that flies from Chicago to Buenos Aires Ministro Pistarini?
Arajet and Delta are the most popular carriers operating from Chicago to Buenos Aires Ministro Pistarini
What airlines fly to Buenos Aires Ministro Pistarini Airport?
American Airlines, United Airlines and Copa Airlines are the top three most popular airlines that fly to Buenos Aires Ministro Pistarini Airport from Chicago according to our data. American 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 7 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 airport is the most popular layover for flights between Chicago and Buenos Aires Ministro Pistarini Airport?
Punta Cana (PUJ) was the most common stop: 34% of momondo users choosing 1-stop flights on this route connected there.
Which layover airport offers the lowest fares from Chicago to Buenos Aires Ministro Pistarini Airport?
Flights via Punta Cana (PUJ) offer the lowest average round-trip price of $730.
Which layover airport has the shortest travel time from Chicago to Buenos Aires Ministro Pistarini Airport?
Flights connecting via Miami (MIA) have the shortest average one-way travel time: 13h 22m.
Which layover airport has the shortest connection time from Chicago to Buenos Aires Ministro Pistarini Airport?
Houston (IAH) has the shortest average layover time for this route: 1h 42m.
When to book flights from Chicago to Buenos Aires Ministro Pistarini Airport
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
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 07m 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?
The number of operators available for flights from Chicago to Buenos Aires Ministro Pistarini Airport is 7 as of August 2026.
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?
Based on momondo bookings for flights between Chicago and Buenos Aires Ministro Pistarini Airport, the leading airline is American Airlines, making up 30% of the total bookings. Other popular airlines include United Airlines with 22%, Copa Airlines with 17%, and Arajet with 15%.
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 | ||
|---|---|---|---|---|---|
| PriceFrom $360 | Free Cancellation | Rating 6.2 53 reviews | |||
| PriceFrom $727 | Free Cancellation | Rating 7.4 1,975 reviews | |||
| PriceFrom $768 | Free Cancellation | Rating 7.6 1,563 reviews | |||
| PriceFrom $792 | Free Cancellation | Rating 6.5 2,525 reviews | |||
| PriceFrom $901 | Free Cancellation | Rating 7.8 8,500 reviews | |||
| PriceFrom $951 | Free Cancellation | Rating 7.4 10,088 reviews | |||
| PriceFrom $972 | Free Cancellation | Rating 7.1 11,895 reviews |
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.