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Cheap flights from Buenos Aires to Chicago from $383

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 9/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Buenos Aires to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
Arajet Logo
11:00 am - 11:40 pmEZE  Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl
14h 40m1 stop Punta Cana
Arajet Logo
3:20 am - 8:15 pmORD  Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini
13h 55m1 stop Punta Cana
$682Arajet
Thu, Oct 22 - Sun, Nov 8
Arajet Logo
11:00 am - 11:40 pmEZE  Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl
14h 40m1 stop Punta Cana
Arajet Logo
3:20 am - 8:15 pmORD  Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini
13h 55m1 stop Punta Cana
$684Arajet
Thu, Oct 22 - Sun, Nov 8
Multiple Airlines Logo
10:10 pm - 1:02 amAEP  Buenos Aires Jorge Newbery-ORD Chicago O'Hare Intl
28h 52m2 stops Santiago Arturo Merino Benitez Panama City Tocumen Intl
Multiple Airlines Logo
5:30 am - 7:54 pmORD  Chicago O'Hare Intl-AEP Buenos Aires Jorge Newbery
36h 24m2 stops Punta Cana Cordoba Pajas Blancas
$777Multiple Airlines
Mon, Sep 14 - Mon, Sep 21
Multiple Airlines Logo
7:00 am - 9:20 pmAEP  Buenos Aires Jorge Newbery-ORD Chicago O'Hare Intl
16h 20m1 stop Bogotá El Dorado
Multiple Airlines Logo
10:50 am - 5:40 amORD  Chicago O'Hare Intl-AEP Buenos Aires Jorge Newbery
16h 50m2 stops Washington, D.C. Dulles Intl Bogotá El Dorado
$788Multiple Airlines
Thu, Sep 10 - Fri, Sep 11
Copa Airlines Logo
2:49 pm - 1:02 amEZE  Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl
36h 13m1 stop Panama City Tocumen Intl
Copa Airlines Logo
3:20 pm - 10:26 pmORD  Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini
29h 06m1 stop Panama City Tocumen Intl
$980Copa Airlines
Mon, Sep 7 - Mon, Sep 14
Copa Airlines Logo
8:59 am - 12:57 amEZE  Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl
17h 58m1 stop Panama City Tocumen Intl
Copa Airlines Logo
3:20 pm - 10:26 pmORD  Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini
29h 06m1 stop Panama City Tocumen Intl
$981Copa Airlines
Wed, Oct 14 - Wed, Oct 21
American Airlines Logo
8:45 pm - 3:30 pmEZE  Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl
20h 45m1 stop Miami
American Airlines Logo
4:01 pm - 11:05 amORD  Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini
17h 04m1 stop New York John F Kennedy Intl
$1,030American Airlines
Tue, Sep 22 - Tue, Sep 29
American Airlines Logo
10:30 pm - 6:14 pmEZE  Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl
21h 44m1 stop Miami
American Airlines Logo
6:14 am - 7:10 amORD  Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini
22h 56m1 stop Miami
$1,030American Airlines
Thu, Oct 15 - Sun, Oct 18
Avianca Logo
7:30 am - 9:20 pmEZE  Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl
15h 50m1 stop Bogotá El Dorado
Avianca Logo
11:20 pm - 5:50 amORD  Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini
28h 30m1 stop Bogotá El Dorado
$1,116Avianca
Mon, Oct 26 - Fri, Oct 30
Avianca Logo
7:10 am - 9:20 pmEZE  Buenos Aires Ministro Pistarini-ORD Chicago O'Hare Intl
16h 10m1 stop Bogotá El Dorado
Avianca Logo
11:20 pm - 3:40 pmORD  Chicago O'Hare Intl-EZE Buenos Aires Ministro Pistarini
14h 20m1 stop Bogotá El Dorado
$1,123Avianca
Thu, Sep 10 - Sun, Sep 20

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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 22
EZE11:00 amBuenos Aires Ministro Pistarini
14h 40m
1 stop
ORD11:40 pmChicago O'Hare Intl
Nov 8
ORD3:20 amChicago O'Hare Intl
13h 55m
1 stop
EZE8:15 pmBuenos Aires Ministro Pistarini
$682
Arajet
Oct 22
EZE11:00 amBuenos Aires Ministro Pistarini
14h 40m
1 stop
ORD11:40 pmChicago O'Hare Intl
Nov 8
ORD3:20 amChicago O'Hare Intl
13h 55m
1 stop
EZE8:15 pmBuenos Aires Ministro Pistarini
$684
Arajet
Oct 22
EZE11:00 amBuenos Aires Ministro Pistarini
14h 40m
1 stop
ORD11:40 pmChicago O'Hare Intl
Nov 8
ORD3:20 amChicago O'Hare Intl
13h 55m
1 stop
EZE8:15 pmBuenos Aires Ministro Pistarini
$685

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

Our best LATAM Airlines deals on Buenos Aires to Chicago O'Hare Intl Airport flight tickets
LATAM Airlines
Aug 17
EZE8:10 pmBuenos Aires Ministro Pistarini
15h 13m
1 stop
ORD9:23 amChicago O'Hare Intl
Sep 6
ORD6:25 pmChicago O'Hare Intl
13h 20m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
$1,109
LATAM Airlines
Aug 18
EZE8:10 pmBuenos Aires Ministro Pistarini
24h 39m
1 stop
ORD6:49 pmChicago O'Hare Intl
Aug 29
ORD8:05 amChicago O'Hare Intl
23h 40m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
$1,137
LATAM Airlines
Aug 18
EZE8:10 pmBuenos Aires Ministro Pistarini
24h 39m
1 stop
ORD6:49 pmChicago O'Hare Intl
Aug 29
ORD6:30 pmChicago O'Hare Intl
30h 15m
2 stops
EZE2:45 amBuenos Aires Ministro Pistarini
$1,198

momondo Fare Finder

 
Customize your flight search to find flights from Buenos Aires to Chicago O'Hare Intl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 11, 2026.
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
Quickest round-trip

Buenos AiresChicago

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

EZEORD

Buenos Aires Ministro Pistarini

Thu 10/22

11:00 am-11:40 pm

1 stop14h 40m

Chicago O'Hare Intl

Sun 11/8

3:20 am-8:15 pm

1 stop13h 55m

$682

Buenos AiresChicago

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

EZEORD

Buenos Aires Ministro Pistarini

Thu 10/22

11:00 am-11:40 pm

1 stop14h 40m

Chicago O'Hare Intl

Sun 11/8

3:20 am-8:15 pm

1 stop13h 55m

$684

Buenos AiresChicago

AEP Buenos Aires Jorge Newbery - ORD Chicago O'Hare Intl

AEPORD

Buenos Aires Jorge Newbery

Mon 9/14

10:10 pm-1:02 am

2 stops28h 52m

Chicago O'Hare Intl

Mon 9/21

5:30 am-7:54 pm

2 stops36h 24m

$777

Buenos AiresChicago

AEP Buenos Aires Jorge Newbery - ORD Chicago O'Hare Intl

AEPORD

Buenos Aires Jorge Newbery

Thu 9/10

7:00 am-9:20 pm

1 stop16h 20m

Chicago O'Hare Intl

Fri 9/11

10:50 am-5:40 am

2 stops16h 50m

$788

Buenos AiresChicago

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

EZEORD

Buenos Aires Ministro Pistarini

Mon 9/7

2:49 pm-1:02 am

1 stop36h 13m

Chicago O'Hare Intl

Mon 9/14

3:20 pm-10:26 pm

1 stop29h 06m

$980

Buenos AiresChicago

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

EZEORD

Buenos Aires Ministro Pistarini

Wed 10/14

8:59 am-12:57 am

1 stop17h 58m

Chicago O'Hare Intl

Wed 10/21

3:20 pm-10:26 pm

1 stop29h 06m

$981

Buenos AiresChicago

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

EZEORD

Buenos Aires Ministro Pistarini

Tue 9/22

8:45 pm-3:30 pm

1 stop20h 45m

Chicago O'Hare Intl

Tue 9/29

4:01 pm-11:05 am

1 stop17h 04m

$1,030

Buenos AiresChicago

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

EZEORD

Buenos Aires Ministro Pistarini

Thu 10/15

10:30 pm-6:14 pm

1 stop21h 44m

Chicago O'Hare Intl

Sun 10/18

6:14 am-7:10 am

1 stop22h 56m

$1,030

Buenos AiresChicago

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

EZEORD

Buenos Aires Ministro Pistarini

Mon 10/26

7:30 am-9:20 pm

1 stop15h 50m

Chicago O'Hare Intl

Fri 10/30

11:20 pm-5:50 am

1 stop28h 30m

$1,116

Buenos AiresChicago

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

EZEORD

Buenos Aires Ministro Pistarini

Thu 9/10

7:10 am-9:20 pm

1 stop16h 10m

Chicago O'Hare Intl

Sun 9/20

11:20 pm-3:40 pm

1 stop14h 20m

$1,123

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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

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

The month of October is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Buenos Aires averaging around $919.

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

You could potentially save up to 58% 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

Fastest flight time

14h 40m

Direct flights

None
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?

  • 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?

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
Copa AirlinesPriceFrom $484Free CancellationRating
7.6
1,558 reviews
Search Copa Airlines flights
ArajetPriceFrom $506Free CancellationRating
6.2
53 reviews
Search Arajet flights
AviancaPriceFrom $578Free CancellationRating
6.5
2,532 reviews
Search Avianca flights
American AirlinesPriceFrom $820Free CancellationRating
7.1
11,904 reviews
Search American Airlines flights
DeltaPriceFrom $884Free CancellationRating
7.8
8,505 reviews
Search Delta flights

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lake Geneva
Schaumburg
Merrillville
Rockford
South Haven
Gurnee
Rosemont
Oak Brook
Orland Park
Naperville
Joliet
New Buffalo
Kenosha
Hammond
Racine
Aurora
Janesville
Elgin
South Holland
Evanston

Why use momondo?

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

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.

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

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.

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

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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