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

Flights connecting via Miami (MIA) have the shortest average one-way travel time: 14h 38m.

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

Miami (MIA) has the shortest average layover time for this route: 2h 04m.

What airlines fly to Chicago O'Hare Intl Airport?

American Airlines, Delta and Copa Airlines are the top three most popular airlines that fly to Chicago O'Hare Intl Airport from Buenos Aires according to our data. American Airlines is the first choice among our users, with 56% of people opting to fly with this airline when traveling to Chicago O'Hare Intl Airport. Keep in mind that there are 5 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.

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

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

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

Flights via Bogotá (BOG) offer the lowest average round-trip price of $1,172.

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

Miami (MIA) was the most common stop: 67% of momondo users choosing 1-stop flights on this route connected there.

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

Prices for flights from Buenos Aires to Chicago O'Hare Intl Airport are refreshed on a daily basis.

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

There are 5 operators available for flights from Buenos Aires to Chicago O'Hare Intl Airport as of September 2026.

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

What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

The travel and health documents you'll need for your trip to Chicago O'Hare Intl 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 Chicago O'Hare Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$367 Cheap Flights from Buenos Aires to Chicago O'Hare Intl Airport in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Buenos Aires to Chicago

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Enter your travel dates to find the best prices.

7:45 am - 11:40 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

17h 55m1 stop Punta Cana

11:10 am - 4:00 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

13h 50m1 stop Punta Cana

$759Arajet

Thu, Oct 29 - Sat, Nov 14

7:45 am - 11:40 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

17h 55m1 stop Punta Cana

10:27 am - 4:00 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

14h 33m1 stop Punta Cana

$761Arajet

Thu, Oct 29 - Sat, Nov 14

7:45 am - 11:40 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

17h 55m1 stop Punta Cana

4:20 am - 1:05 pmORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

29h 45m2 stops Punta Cana Cordoba Pajas Blancas

$805Multiple Airlines

Thu, Oct 29 - Sun, Nov 1

7:45 am - 11:40 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

17h 55m1 stop Punta Cana

10:27 am - 3:45 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

14h 18m1 stop Punta Cana

$861Multiple Airlines

Thu, Oct 29 - Sat, Nov 7

5:25 am - 12:57 amEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

21h 32m1 stop Panama City Tocumen Intl

8:01 am - 4:21 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

18h 20m1 stop Panama City Tocumen Intl

$1,012Copa Airlines

Tue, Oct 6 - Tue, Oct 13

8:59 am - 12:57 amEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

17h 58m1 stop Panama City Tocumen Intl

8:01 am - 4:36 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

18h 35m1 stop Panama City Tocumen Intl

$1,012Copa Airlines

Tue, Oct 6 - Tue, Oct 13

7:10 am - 9:20 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

16h 10m1 stop Bogotá El Dorado

11:20 pm - 3:40 pmORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

14h 20m1 stop Bogotá El Dorado

$1,078Avianca

Thu, Oct 1 - Thu, Oct 8

7:10 am - 9:20 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

16h 10m1 stop Bogotá El Dorado

11:20 pm - 3:40 pmORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

14h 20m1 stop Bogotá El Dorado

$1,119Avianca

Tue, Sep 29 - Wed, Sep 30

11:55 pm - 3:43 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

18h 48m1 stop Miami

10:14 am - 7:30 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

18h 16m1 stop Miami

$1,144American Airlines

Tue, Nov 17 - Tue, Nov 24

8:50 pm - 9:47 amEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

15h 57m1 stop New York John F Kennedy Intl

2:38 pm - 7:30 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

13h 52m1 stop Miami

$1,144American Airlines

Wed, Nov 18 - Thu, Nov 26

Cheap last minute flights

Enter your travel dates to find the best prices.

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

15h 55m1 stop Punta Cana

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

15h 35m1 stop Punta Cana

$970Arajet

Thu, Sep 17 - Mon, Oct 26

8:59 am - 3:20 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

56h 21m2 stops Panama City Tocumen Intl Fort Lauderdale

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

15h 35m1 stop Punta Cana

$996Multiple Airlines

Thu, Sep 17 - Mon, Oct 26

1:10 pm - 11:51 amEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

24h 41m2 stops Miami Atlanta Hartsfield-Jackson

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

16h 35m1 stop Punta Cana

$1,079Multiple Airlines

Mon, Sep 21 - Mon, Sep 28

1:35 am - 9:20 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

21h 45m1 stop Bogotá El Dorado

11:20 pm - 5:40 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

28h 20m1 stop Bogotá El Dorado

$1,154Avianca

Sun, Sep 20 - Tue, Sep 29

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

15h 55m1 stop Punta Cana

12:12 pm - 4:10 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

13h 58m1 stop Punta Cana

$1,163Arajet

Thu, Sep 17 - Sat, Oct 24

6:10 am - 9:20 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

41h 10m2 stops Quito Mariscal Sucr Bogotá El Dorado

11:20 pm - 5:00 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

27h 40m2 stops Bogotá El Dorado Quito Mariscal Sucr

$1,196Avianca

Sat, Sep 19 - Sat, Sep 26

8:10 pm - 11:59 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

29h 49m1 stop Atlanta Hartsfield-Jackson

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

21h 59m1 stop Atlanta Hartsfield-Jackson

$1,203Delta

Sun, Sep 20 - Sun, Sep 27

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

8:55 am - 9:45 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

22h 50m2 stops Detroit Metropolitan Wayne County Atlanta Hartsfield-Jackson

$1,203Delta

Sun, Sep 20 - Sun, Sep 27

2:49 pm - 1:59 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

25h 10m1 stop Panama City Tocumen Intl

8:01 am - 12:51 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

14h 50m1 stop Panama City Tocumen Intl

$1,231Copa Airlines

Fri, Sep 18 - Sun, Sep 20

2:49 pm - 1:59 pmEZE Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl

25h 10m1 stop Panama City Tocumen Intl

3:20 pm - 7:57 amORD Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini

14h 37m1 stop Panama City Tocumen Intl

$1,238Copa Airlines

Sun, Sep 20 - Sun, Sep 27

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

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

GOL

Oct 28

AEP2:00 pmBuenos Aires Jorge Newbery

33h 30m

3 stops

ORD9:30 pmChicago O'Hare Intl

Nov 4

ORD10:30 pmChicago O'Hare Intl

24h 30m

2 stops

AEP2:00 amBuenos Aires Jorge Newbery

$975

GOL

Sep 26

AEP3:40 amBuenos Aires Jorge Newbery

22h 53m

2 stops

ORD12:33 amChicago O'Hare Intl

Sep 29

ORD3:06 pmChicago O'Hare Intl

19h 54m

2 stops

AEP1:00 pmBuenos Aires Jorge Newbery

$3,183

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

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

Arajet

Oct 29

EZE7:45 amBuenos Aires Ministro Pistarini

17h 55m

1 stop

ORD11:40 pmChicago O'Hare Intl

Nov 14

ORD11:10 amChicago O'Hare Intl

13h 50m

1 stop

EZE4:00 amBuenos Aires Ministro Pistarini

$759

Arajet

Oct 29

EZE7:45 amBuenos Aires Ministro Pistarini

17h 55m

1 stop

ORD11:40 pmChicago O'Hare Intl

Nov 14

ORD10:27 amChicago O'Hare Intl

14h 33m

1 stop

EZE4:00 amBuenos Aires Ministro Pistarini

$761

Arajet

Oct 29

EZE7:45 amBuenos Aires Ministro Pistarini

17h 55m

1 stop

ORD11:40 pmChicago O'Hare Intl

Nov 6

ORD5:45 amChicago O'Hare Intl

24h 31m

1 stop

EZE9:16 amBuenos Aires Ministro Pistarini

$779

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Buenos AiresChicago

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

EZEORD

Buenos Aires Ministro Pistarini

Thu 10/29

7:45 am-11:40 pm

1 stop17h 55m

Chicago O'Hare Intl

Sat 11/14

11:10 am-4:00 am

1 stop13h 50m

$759

Buenos AiresChicago

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

EZEORD

Buenos Aires Ministro Pistarini

Thu 10/29

7:45 am-11:40 pm

1 stop17h 55m

Chicago O'Hare Intl

Sat 11/14

10:27 am-4:00 am

1 stop14h 33m

$761

Buenos AiresChicago

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

EZEORD

Buenos Aires Ministro Pistarini

Thu 10/29

7:45 am-11:40 pm

1 stop17h 55m

Chicago O'Hare Intl

Sun 11/1

4:20 am-1:05 pm

2 stops29h 45m

$805

Buenos AiresChicago

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

EZEORD

Buenos Aires Ministro Pistarini

Thu 10/29

7:45 am-11:40 pm

1 stop17h 55m

Chicago O'Hare Intl

Sat 11/7

10:27 am-3:45 am

1 stop14h 18m

$861

Buenos AiresChicago

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

EZEORD

Buenos Aires Ministro Pistarini

Tue 10/6

5:25 am-12:57 am

1 stop21h 32m

Chicago O'Hare Intl

Tue 10/13

8:01 am-4:21 am

1 stop18h 20m

$1,012

Buenos AiresChicago

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

EZEORD

Buenos Aires Ministro Pistarini

Tue 10/6

8:59 am-12:57 am

1 stop17h 58m

Chicago O'Hare Intl

Tue 10/13

8:01 am-4:36 am

1 stop18h 35m

$1,012

Buenos AiresChicago

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

EZEORD

Buenos Aires Ministro Pistarini

Thu 10/1

7:10 am-9:20 pm

1 stop16h 10m

Chicago O'Hare Intl

Thu 10/8

11:20 pm-3:40 pm

1 stop14h 20m

$1,078

Buenos AiresChicago

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

EZEORD

Buenos Aires Ministro Pistarini

Tue 9/29

7:10 am-9:20 pm

1 stop16h 10m

Chicago O'Hare Intl

Wed 9/30

11:20 pm-3:40 pm

1 stop14h 20m

$1,119

Buenos AiresChicago

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

EZEORD

Buenos Aires Ministro Pistarini

Tue 11/17

11:55 pm-3:43 pm

1 stop18h 48m

Chicago O'Hare Intl

Tue 11/24

10:14 am-7:30 am

1 stop18h 16m

$1,144

Quickest round-trip

Buenos AiresChicago

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

EZEORD

Buenos Aires Ministro Pistarini

Wed 11/18

8:50 pm-9:47 am

1 stop15h 57m

Chicago O'Hare Intl

Thu 11/26

2:38 pm-7:30 am

1 stop13h 52m

$1,144

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 Buenos Aires to Chicago O'Hare Intl 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

Airlines

Layovers

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of December is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Buenos Aires averaging around $895.

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

You could potentially save up to 31% on your flight if you consider stops on a Buenos Aires to Chicago O'Hare Intl Airport flight.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Buenos Aires to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

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

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

Best Price Found	$367
Fastest flight time	14h 40m
Direct flights	None

The best one-way flight to Chicago O'Hare Intl Airport from Buenos Aires in the past 72 hours is $367. The best round-trip flight deal from Buenos Aires to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $759.

The fastest flight from Buenos Aires to Chicago O'Hare Intl Airport takes 14h 40m

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

Search flight deals

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

How far is Buenos Aires to Chicago O'Hare Intl by plane?
The distance between Buenos Aires and Chicago O'Hare Intl is about 5608.8 mi. By plane, this route typically takes 14h 40m.
When did momondo last update prices for flights from Buenos Aires to Chicago O'Hare Intl Airport?
Prices for flights from Buenos Aires to Chicago O'Hare Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Buenos Aires to Chicago O'Hare Intl Airport?
There are 5 operators available for flights from Buenos Aires to Chicago O'Hare Intl Airport as of September 2026.
How old do you have to be to fly from Buenos Aires to Chicago O'Hare Intl 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 Buenos Aires to Chicago O'Hare Intl Airport.
What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?
The travel and health documents you'll need for your trip to Chicago O'Hare Intl 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 Chicago O'Hare Intl 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 Buenos Aires to Chicago O'Hare Intl Airport?
momondo data reveals that the most frequently booked airline on the route from Buenos Aires to Chicago O'Hare Intl Airport is American Airlines, representing 100% of all bookings.

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

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

Airline	Rating	Free Cancellation	Price
Arajet	PriceFrom $380	Free Cancellation	Rating 6.2 55 reviews	Search Arajet flights
Avianca	PriceFrom $578	Free Cancellation	Rating 6.5 2,549 reviews	Search Avianca flights
American Airlines	PriceFrom $820	Free Cancellation	Rating 7.1 12,063 reviews	Search American Airlines flights
Delta	PriceFrom $884	Free Cancellation	Rating 7.8 8,571 reviews	Search Delta flights
Copa Airlines	PriceFrom $984	Free Cancellation	Rating 7.6 1,543 reviews	Search Copa Airlines flights

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To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Chicago from Buenos Aires.

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

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

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Once all potential Buenos Aires to Chicago 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.

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If you are simply researching potential flights to Chicago, momondo offers a useful price alert feature which will track prices for flights to Chicago from Buenos Aires and alert you when they change.

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Cheap flights from Buenos Aires to Chicago from $367

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buenos Aires to Chicago departing on 2/25. 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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GOL flights from Buenos Aires to Chicago O'Hare Intl Airport

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

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

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

momondo Fare Finder

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

See travel insights to Chicago from

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

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

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

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

What airlines fly to Chicago O'Hare Intl Airport?

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

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

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

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

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

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

Best Price Found

Fastest flight time

Direct flights

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

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

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

Traveling to a place near Chicago?

Why use momondo?

An easier way to manage your Chicago O'Hare Intl Airport trip

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

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