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Cheap flights from Buenos Aires to Chicago from $413

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 8/6. 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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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:40 am - 10:10 pm
EZE
-
ORD
15h 30m
1 stop
Multiple Airlines Logo
5:30 am - 7:48 pm
ORD
-
EZE
36h 18m
2 stops
$576Multiple Airlines
Sun, Aug 30 - Mon, Sep 7
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
$699Arajet
Fri, Aug 21 - Mon, Aug 31
Multiple Airlines Logo
8:40 am - 10:10 pm
EZE
-
ORD
15h 30m
1 stop
Multiple Airlines Logo
5:30 am - 11:46 pm
ORD
-
EZE
40h 16m
2 stops
$715Multiple Airlines
Sun, Aug 30 - Mon, Sep 7
Multiple Airlines Logo
9:15 pm - 11:12 am
EZE
-
ORD
15h 57m
1 stop
Multiple Airlines Logo
5:30 am - 12:46 pm
ORD
-
EZE
29h 16m
2 stops
$725Multiple Airlines
Fri, Aug 21 - Mon, Aug 31
Multiple Airlines Logo
8:40 am - 10:10 pm
EZE
-
ORD
15h 30m
1 stop
Multiple Airlines Logo
5:30 am - 1:08 am
ORD
-
EZE
17h 38m
2 stops
$744Multiple Airlines
Sun, Aug 30 - Mon, Sep 7
Arajet Logo
9:45 am - 11:40 pm
EZE
-
ORD
15h 55m
1 stop
Arajet Logo
12:12 pm - 4:10 am
ORD
-
EZE
13h 58m
1 stop
$770Arajet
Thu, Aug 6 - Sat, Aug 15
Multiple Airlines Logo
11:00 am - 10:40 pm
EZE
-
ORD
14h 40m
1 stop
Multiple Airlines Logo
2:13 pm - 9:40 pm
ORD
-
EZE
28h 27m
2 stops
$800Multiple Airlines
Thu, Nov 5 - Sun, Nov 15
Arajet Logo
8:40 am - 10:10 pm
EZE
-
ORD
15h 30m
1 stop
Arajet Logo
5:30 am - 8:15 am
ORD
-
EZE
24h 45m
1 stop
$801Arajet
Sun, Aug 30 - Mon, Sep 7
Multiple Airlines Logo
7:10 am - 10:40 pm
EZE
-
ORD
18h 30m
1 stop
Multiple Airlines Logo
11:58 pm - 8:29 am
ORD
-
EZE
29h 31m
3 stops
$805Multiple Airlines
Thu, Nov 5 - Sun, Nov 15
Multiple Airlines Logo
11:00 am - 10:40 pm
EZE
-
ORD
14h 40m
1 stop
Multiple Airlines Logo
1:15 pm - 7:35 am
ORD
-
EZE
15h 20m
1 stop
$814Multiple Airlines
Thu, Nov 5 - Sun, Nov 15

Air Canada flights from Buenos Aires to Chicago O'Hare Intl Airport

Our best Air Canada deals on Buenos Aires to Chicago O'Hare Intl Airport flight tickets
Air Canada
Sep 21
EZE4:35 pmBuenos Aires Ministro Pistarini
29h 37m
2 stops
ORD8:12 pmChicago O'Hare Intl
Sep 29
ORD11:05 amChicago O'Hare Intl
25h 25m
2 stops
EZE2:30 pmBuenos Aires Ministro Pistarini
$935
Air Canada
Aug 6
EZE4:35 pmBuenos Aires Ministro Pistarini
43h 41m
3 stops
ORD10:16 amChicago O'Hare Intl
Aug 15
ORD9:22 pmChicago O'Hare Intl
39h 08m
2 stops
EZE2:30 pmBuenos Aires Ministro Pistarini
$958
Air Canada
Aug 15
EZE4:35 pmBuenos Aires Ministro Pistarini
44h 46m
3 stops
ORD11:21 amChicago O'Hare Intl
Aug 29
ORD8:40 pmChicago O'Hare Intl
39h 50m
2 stops
EZE2:30 pmBuenos Aires Ministro Pistarini
$959

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
May 20
EZE4:50 pmBuenos Aires Ministro Pistarini
30h 30m
1 stop
ORD9:20 pmChicago O'Hare Intl
May 24
ORD7:45 amChicago O'Hare Intl
19h 55m
2 stops
EZE5:40 amBuenos Aires Ministro Pistarini
$937
Avianca
Sep 29
AEP7:00 amBuenos Aires Jorge Newbery
16h 20m
1 stop
ORD9:20 pmChicago O'Hare Intl
Oct 1
ORD10:54 amChicago O'Hare Intl
16h 46m
2 stops
AEP5:40 amBuenos Aires Jorge Newbery
$971
Avianca
May 24
AEP7:00 amBuenos Aires Jorge Newbery
16h 20m
1 stop
ORD9:20 pmChicago O'Hare Intl
Jun 8
ORD11:20 pmChicago O'Hare Intl
28h 20m
1 stop
AEP5:40 amBuenos Aires Jorge Newbery
$1,177

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 May 17, 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

Sun 8/30

8:40 am-10:10 pm

1 stop15h 30m

Chicago O'Hare Intl

Mon 9/7

5:30 am-7:48 pm

2 stops36h 18m

$576

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

$699

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Sun 8/30

8:40 am-10:10 pm

1 stop15h 30m

Chicago O'Hare Intl

Mon 9/7

5:30 am-11:46 pm

2 stops40h 16m

$715

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-12:46 pm

2 stops29h 16m

$725

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Sun 8/30

8:40 am-10:10 pm

1 stop15h 30m

Chicago O'Hare Intl

Mon 9/7

5:30 am-1:08 am

2 stops17h 38m

$744
Quickest round-trip

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Thu 8/6

9:45 am-11:40 pm

1 stop15h 55m

Chicago O'Hare Intl

Sat 8/15

12:12 pm-4:10 am

1 stop13h 58m

$770

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Thu 11/5

11:00 am-10:40 pm

1 stop14h 40m

Chicago O'Hare Intl

Sun 11/15

2:13 pm-9:40 pm

2 stops28h 27m

$800

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Sun 8/30

8:40 am-10:10 pm

1 stop15h 30m

Chicago O'Hare Intl

Mon 9/7

5:30 am-8:15 am

1 stop24h 45m

$801

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Thu 11/5

7:10 am-10:40 pm

1 stop18h 30m

Chicago O'Hare Intl

Sun 11/15

11:58 pm-8:29 am

3 stops29h 31m

$805

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Thu 11/5

11:00 am-10:40 pm

1 stop14h 40m

Chicago O'Hare Intl

Sun 11/15

1:15 pm-7:35 am

1 stop15h 20m

$814

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 $484.

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

You could potentially save up to 37% 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
AviancaPriceFrom $578Free CancellationRating
6.5
2,527 reviews
Search Avianca flights
American AirlinesPriceFrom $694Free CancellationRating
7.1
11,657 reviews
Search American Airlines flights
Copa AirlinesPriceFrom $750Free CancellationRating
7.5
1,579 reviews
Search Copa Airlines flights
DeltaPriceFrom $884Free CancellationRating
7.9
8,454 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
South Haven
Schaumburg
Rockford
Merrillville
Gurnee
Rosemont
Naperville
Orland Park
New Buffalo
Oak Brook
Kenosha
Joliet
Aurora
Racine
Janesville
Hammond
Evanston
Elgin
Tinley Park

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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