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

Punta Cana (PUJ) was the most common stop: 52% 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?

Flights via Panama City (PTY) offer the lowest average round-trip price of $768.

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

Flights connecting via Houston (IAH) have the shortest average one-way travel time: 13h 23m.

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

Arajet, Copa Airlines, and Delta are the most popular carriers operating from Chicago O'Hare Intl to Buenos Aires

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

Houston (IAH) has the shortest average layover time for this route: 1h 08m.

What airlines fly to Buenos Aires?

American Airlines, United Airlines and Copa Airlines are the top three most popular airlines that fly to Buenos Aires from Chicago O'Hare Intl Airport 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. Keep in mind that there are 8 different airlines that fly to Buenos Aires on a routine basis, so you have a few additional options to choose from.

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

As of September 2026, there are 8 operators available to choose from for flights from Chicago O'Hare Intl Airport to Buenos Aires.

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

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.

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

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

$208 Cheap Flights from Chicago O'Hare Intl Airport to Buenos Aires in 2026

Discover deals from 900+ travel sites with momondo.

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

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3:20 am - 10:05 pmORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

15h 45m1 stop Punta Cana

11:00 am - 10:40 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

14h 40m1 stop Punta Cana

$621Arajet

Sun, Nov 8 - Thu, Nov 19

4:30 am - 10:05 pmORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

15h 35m1 stop Punta Cana

9:15 pm - 10:40 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

28h 25m1 stop Punta Cana

$665Arajet

Mon, Oct 26 - Wed, Nov 11

4:30 am - 10:05 pmORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

15h 35m1 stop Punta Cana

2:20 pm - 9:20 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

34h 00m2 stops Mendoza El Plumerillo Punta Cana

$729Multiple Airlines

Mon, Oct 26 - Sat, Nov 14

4:30 am - 10:05 pmORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

15h 35m1 stop Punta Cana

4:30 am - 10:40 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

21h 10m2 stops Sao Paulo Guarulhos Intl Punta Cana

$753Multiple Airlines

Mon, Oct 26 - Wed, Nov 11

3:00 pm - 9:50 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

15h 50m2 stops Atlanta Hartsfield-Jackson Miami

7:20 pm - 12:36 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

19h 16m2 stops Santiago Arturo Merino Benitez New York John F Kennedy Intl

$1,016LATAM Airlines

Tue, Mar 2 - Tue, Mar 16

3:00 pm - 9:50 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

15h 50m2 stops Atlanta Hartsfield-Jackson Miami

11:35 pm - 4:37 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

20h 02m1 stop Atlanta Hartsfield-Jackson

$1,057LATAM Airlines

Fri, Jan 22 - Sat, Feb 6

10:30 pm - 3:40 pmORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

14h 10m1 stop Bogotá El Dorado

1:40 am - 8:30 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

21h 50m1 stop Bogotá El Dorado

$1,085Avianca

Tue, Nov 17 - Sun, Dec 6

10:30 pm - 3:40 pmORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

14h 10m1 stop Bogotá El Dorado

1:40 am - 8:30 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

21h 50m1 stop Bogotá El Dorado

$1,085Avianca

Wed, Nov 25 - Tue, Dec 1

2:13 pm - 12:07 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

30h 54m1 stop Panama City Tocumen Intl

3:40 am - 12:11 amEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

23h 31m1 stop Panama City Tocumen Intl

$1,088Copa Airlines

Sun, Nov 1 - Mon, Nov 16

7:35 am - 6:20 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

19h 45m1 stop Panama City Tocumen Intl

5:16 am - 12:11 amEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

21h 55m1 stop Panama City Tocumen Intl

$1,088Copa Airlines

Mon, Nov 2 - Mon, Nov 16

Cheap last minute flights

Enter your travel dates to find the best prices.

5:30 am - 12:05 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

16h 35m1 stop Punta Cana

9:45 am - 11:40 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

15h 55m1 stop Punta Cana

$807Arajet

Mon, Sep 14 - Thu, Sep 24

5:30 am - 12:05 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

16h 35m1 stop Punta Cana

2:45 am - 10:10 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

21h 25m1 stop Punta Cana

$808Arajet

Mon, Sep 14 - Sat, Sep 26

5:30 am - 9:20 pmORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

37h 50m2 stops Punta Cana Cordoba Pajas Blancas

9:45 am - 11:40 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

15h 55m1 stop Punta Cana

$855Multiple Airlines

Mon, Sep 14 - Thu, Sep 24

5:30 am - 9:20 pmORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

37h 50m2 stops Punta Cana Cordoba Pajas Blancas

8:40 am - 10:10 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

15h 30m1 stop Punta Cana

$892Multiple Airlines

Mon, Sep 14 - Sun, Sep 27

3:40 pm - 9:45 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

16h 05m1 stop Atlanta Hartsfield-Jackson

1:10 pm - 10:19 amEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

23h 09m2 stops Miami Atlanta Hartsfield-Jackson

$1,057LATAM Airlines

Sun, Sep 13 - Thu, Sep 24

8:42 am - 8:30 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

21h 48m1 stop Miami

9:15 pm - 12:14 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

16h 59m1 stop New York John F Kennedy Intl

$1,096American Airlines

Thu, Sep 10 - Mon, Sep 14

11:37 am - 11:05 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

21h 28m1 stop New York John F Kennedy Intl

8:45 pm - 6:07 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

23h 22m1 stop Miami

$1,096American Airlines

Fri, Sep 11 - Mon, Sep 21

8:05 am - 9:45 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

23h 40m1 stop Atlanta Hartsfield-Jackson

8:10 pm - 10:19 amEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

16h 09m1 stop Atlanta Hartsfield-Jackson

$1,100Delta

Sun, Sep 13 - Thu, Sep 24

9:46 am - 9:45 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

21h 59m1 stop Atlanta Hartsfield-Jackson

7:35 am - 11:59 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

18h 24m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

$1,100LATAM Airlines

Sun, Sep 13 - Thu, Sep 24

1:51 pm - 9:45 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

17h 54m1 stop Atlanta Hartsfield-Jackson

8:10 pm - 4:13 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

22h 03m2 stops Atlanta Hartsfield-Jackson Detroit Metropolitan Wayne County

$1,104Delta

Fri, Sep 11 - Mon, Sep 21

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Arajet flights from Chicago O'Hare Intl Airport to Buenos Aires

Our best Arajet deals on Chicago O'Hare Intl Airport to Buenos Aires flight tickets

Arajet

Nov 8

ORD3:20 amChicago O'Hare Intl

15h 45m

1 stop

EZE10:05 pmBuenos Aires Ministro Pistarini

Nov 19

EZE11:00 amBuenos Aires Ministro Pistarini

14h 40m

1 stop

ORD10:40 pmChicago O'Hare Intl

$621

Arajet

Oct 26

ORD4:30 amChicago O'Hare Intl

15h 35m

1 stop

EZE10:05 pmBuenos Aires Ministro Pistarini

Nov 11

EZE9:15 pmBuenos Aires Ministro Pistarini

28h 25m

1 stop

ORD10:40 pmChicago O'Hare Intl

$665

Arajet

Oct 26

ORD4:30 amChicago O'Hare Intl

15h 35m

1 stop

EZE10:05 pmBuenos Aires Ministro Pistarini

Nov 12

EZE7:35 amBuenos Aires Ministro Pistarini

18h 05m

1 stop

ORD10:40 pmChicago O'Hare Intl

$713

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

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

LATAM Airlines

Sep 16

ORD10:44 amChicago O'Hare Intl

20h 56m

2 stops

EZE9:40 amBuenos Aires Ministro Pistarini

Sep 23

EZE1:10 pmBuenos Aires Ministro Pistarini

25h 31m

2 stops

ORD12:41 pmChicago O'Hare Intl

$1,016

LATAM Airlines

Sep 13

ORD3:40 pmChicago O'Hare Intl

16h 05m

1 stop

EZE9:45 amBuenos Aires Ministro Pistarini

Sep 24

EZE1:10 pmBuenos Aires Ministro Pistarini

23h 09m

2 stops

ORD10:19 amChicago O'Hare Intl

$1,057

LATAM Airlines

Sep 13

ORD3:40 pmChicago O'Hare Intl

16h 05m

1 stop

EZE9:45 amBuenos Aires Ministro Pistarini

Sep 24

EZE1:10 pmBuenos Aires Ministro Pistarini

23h 09m

2 stops

ORD10:19 amChicago O'Hare Intl

$1,105

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

ChicagoBuenos Aires

ORD Chicago O'Hare Intl - EZE Buenos Aires Ministro Pistarini

ORDEZE

Chicago O'Hare Intl

Sun 11/8

3:20 am-10:05 pm

1 stop15h 45m

Buenos Aires Ministro Pistarini

Thu 11/19

11:00 am-10:40 pm

1 stop14h 40m

$621

ChicagoBuenos Aires

ORD Chicago O'Hare Intl - EZE Buenos Aires Ministro Pistarini

ORDEZE

Chicago O'Hare Intl

Mon 10/26

4:30 am-10:05 pm

1 stop15h 35m

Buenos Aires Ministro Pistarini

Wed 11/11

9:15 pm-10:40 pm

1 stop28h 25m

$665

ChicagoBuenos Aires

ORD Chicago O'Hare Intl - EZE Buenos Aires Ministro Pistarini

ORDEZE

Chicago O'Hare Intl

Mon 10/26

4:30 am-10:05 pm

1 stop15h 35m

Buenos Aires Ministro Pistarini

Sat 11/14

2:20 pm-9:20 pm

2 stops34h 00m

$729

ChicagoBuenos Aires

ORD Chicago O'Hare Intl - EZE Buenos Aires Ministro Pistarini

ORDEZE

Chicago O'Hare Intl

Mon 10/26

4:30 am-10:05 pm

1 stop15h 35m

Buenos Aires Ministro Pistarini

Wed 11/11

4:30 am-10:40 pm

2 stops21h 10m

$753

ChicagoBuenos Aires

ORD Chicago O'Hare Intl - EZE Buenos Aires Ministro Pistarini

ORDEZE

Chicago O'Hare Intl

Tue 3/2

3:00 pm-9:50 am

2 stops15h 50m

Buenos Aires Ministro Pistarini

Tue 3/16

7:20 pm-12:36 pm

2 stops19h 16m

$1,016

ChicagoBuenos Aires

ORD Chicago O'Hare Intl - EZE Buenos Aires Ministro Pistarini

ORDEZE

Chicago O'Hare Intl

Fri 1/22

3:00 pm-9:50 am

2 stops15h 50m

Buenos Aires Ministro Pistarini

Sat 2/6

11:35 pm-4:37 pm

1 stop20h 02m

$1,057

ChicagoBuenos Aires

ORD Chicago O'Hare Intl - EZE Buenos Aires Ministro Pistarini

ORDEZE

Chicago O'Hare Intl

Tue 11/17

10:30 pm-3:40 pm

1 stop14h 10m

Buenos Aires Ministro Pistarini

Sun 12/6

1:40 am-8:30 pm

1 stop21h 50m

$1,085

ChicagoBuenos Aires

ORD Chicago O'Hare Intl - EZE Buenos Aires Ministro Pistarini

ORDEZE

Chicago O'Hare Intl

Wed 11/25

10:30 pm-3:40 pm

1 stop14h 10m

Buenos Aires Ministro Pistarini

Tue 12/1

1:40 am-8:30 pm

1 stop21h 50m

$1,085

ChicagoBuenos Aires

ORD Chicago O'Hare Intl - EZE Buenos Aires Ministro Pistarini

ORDEZE

Chicago O'Hare Intl

Sun 11/1

2:13 pm-12:07 am

1 stop30h 54m

Buenos Aires Ministro Pistarini

Mon 11/16

3:40 am-12:11 am

1 stop23h 31m

$1,088

ChicagoBuenos Aires

ORD Chicago O'Hare Intl - EZE Buenos Aires Ministro Pistarini

ORDEZE

Chicago O'Hare Intl

Mon 11/2

7:35 am-6:20 am

1 stop19h 45m

Buenos Aires Ministro Pistarini

Mon 11/16

5:16 am-12:11 am

1 stop21h 55m

$1,088

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Airlines

Layovers

What is the typical price of a round-trip flight between Chicago O'Hare Intl Airport and Buenos Aires?

Prices are currently low for flights on this route.

Typical prices usually range from $1,103 to $1,380.
The lowest price recently found on this route was $621.

What is the cheapest month to fly to Buenos Aires?

The cheapest month to fly to Buenos Aires from Chicago O'Hare Intl Airport is in November. Flight prices, which tend to average around $958, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to Buenos Aires from Chicago O'Hare Intl Airport during May instead. Flights to Buenos Aires in May, while not as cheap as those in November, still average around $1,012.

How far in advance should I book a flight from Chicago O'Hare Intl Airport to Buenos Aires?

You are more likely to see cheaper flights to Buenos Aires 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 for around $1,195 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires from Chicago O'Hare Intl Airport for as low as $625 on momondo.

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

You could potentially save up to 46% on your flight if you consider stops on a Chicago O'Hare Intl Airport to Buenos Aires flight.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport to Buenos Aires 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 (ORD to BUE) 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

Best Price Found	$208
Fastest flight time	12h 45m
Direct flights	None

The best one-way flight to Buenos Aires from Chicago O'Hare Intl Airport in the past 72 hours is $208. The best round-trip flight deal from Chicago O'Hare Intl Airport to Buenos Aires found on momondo in the last 72 hours is $621.

The fastest flight from Chicago O'Hare Intl Airport to Buenos Aires takes 12h 45m

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

Search flight deals

Frequently asked questions about flying from Chicago O'Hare Intl Airport to Buenos Aires

How far is Chicago O'Hare Intl to Buenos Aires by plane?
Buenos Aires is 5608.8 mi away from Chicago O'Hare Intl. Typically, this will take 12h 45m by plane in normal conditions.
When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Buenos Aires?
Prices for flights from Chicago O'Hare Intl Airport to Buenos Aires are updated daily.
How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Buenos Aires?
As of September 2026, there are 8 operators available to choose from for flights from Chicago O'Hare Intl Airport to Buenos Aires.
How old do you have to be to fly from Chicago O'Hare Intl Airport to Buenos Aires?
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.
What documentation or ID do you need to fly to Buenos Aires?
The required travel and health documents for your Buenos Aires 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. 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?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Chicago O'Hare Intl Airport to Buenos Aires is Arajet (26% of total bookings). The next most popular airlines are United Airlines (19%), American Airlines (15%), and Delta (14%).

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

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

Airline	Rating	Free Cancellation	Price
Arajet	PriceFrom $360	Free Cancellation	Rating 6.1 54 reviews	Search Arajet flights
LATAM Airlines	PriceFrom $727	Free Cancellation	Rating 7.4 1,987 reviews	Search LATAM Airlines flights
Copa Airlines	PriceFrom $768	Free Cancellation	Rating 7.6 1,545 reviews	Search Copa Airlines flights
Avianca	PriceFrom $792	Free Cancellation	Rating 6.5 2,553 reviews	Search Avianca flights
Delta	PriceFrom $901	Free Cancellation	Rating 7.8 8,554 reviews	Search Delta flights
United Airlines	PriceFrom $951	Free Cancellation	Rating 7.4 10,190 reviews	Search United Airlines flights
American Airlines	PriceFrom $961	Free Cancellation	Rating 7.1 12,046 reviews	Search American Airlines flights
Aeromexico	PriceFrom $1,025	Free Cancellation	Rating 7.5 1,459 reviews	Search Aeromexico flights

Why use momondo?

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

It is quick and easy to find Chicago to Buenos Aires flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Buenos Aires that suits you.

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

Yes. momondo allows you to filter the results for Chicago to Buenos Aires flights to just show those with flexible booking policies.

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

Once all potential Chicago to Buenos Aires flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Chicago to Buenos Aires flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from Chicago O'Hare Intl Airport to Buenos Aires from $208

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Arajet flights from Chicago O'Hare Intl Airport to Buenos Aires

Our best Arajet deals on Chicago O'Hare Intl Airport to Buenos Aires flight tickets

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

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

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Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Buenos Aires 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

What is the typical price of a round-trip flight between Chicago O'Hare Intl Airport and Buenos Aires?

What is the cheapest month to fly to Buenos Aires?

How far in advance should I book a flight from Chicago O'Hare Intl Airport to Buenos Aires?

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

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

What airlines fly to Buenos Aires?

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

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

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

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

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

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

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Chicago O'Hare Intl Airport to Buenos Aires

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

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

Why use momondo?

An easier way to manage your Buenos Aires 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 Argentina

Fly into one of these airports located in Buenos Aires

Airports listed have a maximum distance of 17.0 mi from Buenos Aires

Fly your favorite airline to Buenos Aires

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Buenos Aires

List of cabin classes available on flights landing in Buenos Aires. Availability may vary depending on flight origin and airline.

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Popular flights according to clicks in the last 7 days on momondo

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