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Cheap flights from Buenos Aires to Chicago from $408

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 5/31. 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
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
7:45 am - 11:40 pm
EZE
-
ORD
17h 55m
1 stop
Arajet Logo
4:30 am - 8:15 pm
ORD
-
EZE
13h 45m
1 stop
$753Arajet
Thu, Jun 4 - Mon, Jun 22
Arajet Logo
7:45 am - 11:40 pm
EZE
-
ORD
17h 55m
1 stop
Arajet Logo
12:12 pm - 4:10 am
ORD
-
EZE
13h 58m
1 stop
$771Arajet
Thu, Jun 4 - Sat, Jun 27
Arajet Logo
9:15 pm - 11:12 am
EZE
-
ORD
15h 57m
1 stop
Arajet Logo
5:30 am - 12:05 am
ORD
-
EZE
16h 35m
1 stop
$788Arajet
Fri, Aug 21 - Mon, Aug 31
Multiple Airlines Logo
4:40 am - 11:56 pm
AEP
-
ORD
21h 16m
2 stops
Multiple Airlines Logo
9:20 am - 8:30 am
ORD
-
AEP
21h 10m
2 stops
$809Multiple Airlines
Sun, May 31 - Sun, Jun 7
Arajet Logo
7:45 am - 11:40 pm
EZE
-
ORD
17h 55m
1 stop
Arajet Logo
12:12 pm - 4:10 am
ORD
-
EZE
13h 58m
1 stop
$816Arajet
Thu, Jun 11 - Sat, Jun 27
Multiple Airlines Logo
5:00 am - 11:56 pm
EZE
-
ORD
20h 56m
2 stops
Multiple Airlines Logo
4:30 am - 8:15 pm
ORD
-
EZE
13h 45m
1 stop
$823Multiple Airlines
Thu, Jun 4 - Mon, Jun 22
Multiple Airlines Logo
4:45 am - 1:35 pm
EZE
-
ORD
34h 50m
2 stops
Multiple Airlines Logo
5:30 am - 12:05 am
ORD
-
EZE
16h 35m
1 stop
$827Multiple Airlines
Wed, Aug 19 - Mon, Aug 31
Multiple Airlines Logo
11:55 am - 9:20 pm
AEP
-
ORD
35h 25m
2 stops
Multiple Airlines Logo
9:20 am - 8:30 am
ORD
-
AEP
21h 10m
2 stops
$827Multiple Airlines
Thu, May 14 - Thu, May 28
Multiple Airlines Logo
11:00 am - 11:40 pm
EZE
-
ORD
14h 40m
1 stop
Multiple Airlines Logo
6:30 am - 3:23 am
ORD
-
EZE
18h 53m
2 stops
$832Multiple Airlines
Thu, Aug 20 - Mon, Aug 31
Arajet Logo
11:00 am - 11:40 pm
EZE
-
ORD
14h 40m
1 stop
Arajet Logo
12:12 pm - 4:10 am
ORD
-
EZE
13h 58m
1 stop
$835Arajet
Thu, Aug 20 - Sat, Aug 29

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

Our best Avianca deals on Buenos Aires to Chicago O'Hare Intl Airport flight tickets
Avianca
Apr 22
EZE7:10 amBuenos Aires Ministro Pistarini
16h 10m
1 stop
ORD9:20 pmChicago O'Hare Intl
Apr 24
ORD11:20 pmChicago O'Hare Intl
14h 20m
1 stop
EZE3:40 pmBuenos Aires Ministro Pistarini
$1,126
Avianca
Apr 21
AEP7:00 amBuenos Aires Jorge Newbery
16h 20m
1 stop
ORD9:20 pmChicago O'Hare Intl
Apr 23
ORD11:20 pmChicago O'Hare Intl
28h 20m
1 stop
AEP5:40 amBuenos Aires Jorge Newbery
$1,171
Avianca
Apr 25
AEP7:00 amBuenos Aires Jorge Newbery
16h 20m
1 stop
ORD9:20 pmChicago O'Hare Intl
May 9
ORD11:20 pmChicago O'Hare Intl
28h 20m
1 stop
AEP5:40 amBuenos Aires Jorge Newbery
$1,197

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
Apr 25
EZE7:21 pmBuenos Aires Ministro Pistarini
49h 14m
2 stops
ORD6:35 pmChicago O'Hare Intl
May 2
ORD11:08 amChicago O'Hare Intl
37h 52m
2 stops
EZE3:00 amBuenos Aires Ministro Pistarini
$1,079
LATAM Airlines
May 1
AEP9:45 pmBuenos Aires Jorge Newbery
40h 41m
2 stops
ORD12:26 pmChicago O'Hare Intl
May 16
ORD6:06 pmChicago O'Hare Intl
35h 34m
2 stops
AEP7:40 amBuenos Aires Jorge Newbery
$1,206
LATAM Airlines
Apr 30
AEP5:05 pmBuenos Aires Jorge Newbery
26h 36m
2 stops
ORD5:41 pmChicago O'Hare Intl
May 7
ORD11:26 amChicago O'Hare Intl
19h 04m
2 stops
AEP8:30 amBuenos Aires Jorge Newbery
$1,366

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 April 21, 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

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Thu 6/4

7:45 am-11:40 pm

1 stop17h 55m

Chicago O'Hare Intl

Mon 6/22

4:30 am-8:15 pm

1 stop13h 45m

$753

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Thu 6/4

7:45 am-11:40 pm

1 stop17h 55m

Chicago O'Hare Intl

Sat 6/27

12:12 pm-4:10 am

1 stop13h 58m

$771

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Fri 8/21

9:15 pm-11:12 am

1 stop15h 57m

Chicago O'Hare Intl

Mon 8/31

5:30 am-12:05 am

1 stop16h 35m

$788

Buenos AiresChicago

AEP - ORD

AEPORD

Buenos Aires Jorge Newbery

Sun 5/31

4:40 am-11:56 pm

2 stops21h 16m

Chicago O'Hare Intl

Sun 6/7

9:20 am-8:30 am

2 stops21h 10m

$809

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Thu 6/11

7:45 am-11:40 pm

1 stop17h 55m

Chicago O'Hare Intl

Sat 6/27

12:12 pm-4:10 am

1 stop13h 58m

$816

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Thu 6/4

5:00 am-11:56 pm

2 stops20h 56m

Chicago O'Hare Intl

Mon 6/22

4:30 am-8:15 pm

1 stop13h 45m

$823

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Wed 8/19

4:45 am-1:35 pm

2 stops34h 50m

Chicago O'Hare Intl

Mon 8/31

5:30 am-12:05 am

1 stop16h 35m

$827

Buenos AiresChicago

AEP - ORD

AEPORD

Buenos Aires Jorge Newbery

Thu 5/14

11:55 am-9:20 pm

2 stops35h 25m

Chicago O'Hare Intl

Thu 5/28

9:20 am-8:30 am

2 stops21h 10m

$827

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Thu 8/20

11:00 am-11:40 pm

1 stop14h 40m

Chicago O'Hare Intl

Mon 8/31

6:30 am-3:23 am

2 stops18h 53m

$832
Quickest round-trip

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Thu 8/20

11:00 am-11:40 pm

1 stop14h 40m

Chicago O'Hare Intl

Sat 8/29

12:12 pm-4:10 am

1 stop13h 58m

$835

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Chicago from

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

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

The month of January is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Buenos Aires averaging around $883.

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

15h 05m

Direct flights

None
The fastest flight from Buenos Aires to Chicago O'Hare Intl Airport takes 15h 05m
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 15h 05m.

  • 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
AviancaPriceFrom $578Free CancellationRating
6.5
2,513 reviews
Search Avianca flights
Copa AirlinesPriceFrom $750Free CancellationRating
7.5
1,581 reviews
Search Copa Airlines flights
American AirlinesPriceFrom $820Free CancellationRating
7.1
11,638 reviews
Search American Airlines flights
DeltaPriceFrom $884Free CancellationRating
7.9
8,429 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
South Haven
Rockford
Merrillville
Gurnee
Rosemont
Naperville
New Buffalo
Orland Park
Oak Brook
Kenosha
Joliet
Aurora
Janesville
Racine
Hammond
Tinley Park
Elgin
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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