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Cheap flights from Buenos Aires to Chicago from $393

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 8/29. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Buenos Aires to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
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
$666Arajet
Thu, Sep 17 - Sat, Oct 3
Multiple Airlines Logo
9:45 am - 11:40 pm
EZE
-
ORD
15h 55m
1 stop
Multiple Airlines Logo
4:49 pm - 5:00 am
ORD
-
EZE
34h 11m
2 stops
$698Multiple Airlines
Thu, Sep 17 - Sat, Oct 3
Multiple Airlines Logo
9:15 pm - 11:12 am
EZE
-
ORD
15h 57m
1 stop
Multiple Airlines Logo
12:44 am - 3:45 am
ORD
-
EZE
25h 01m
2 stops
$703Multiple Airlines
Fri, Jul 31 - Mon, Aug 24
Multiple Airlines Logo
8:10 pm - 12:40 pm
EZE
-
ORD
18h 30m
1 stop
Multiple Airlines Logo
5:30 am - 12:05 am
ORD
-
EZE
16h 35m
1 stop
$715Multiple Airlines
Sun, Aug 30 - Mon, Sep 14
Multiple Airlines Logo
9:15 pm - 11:12 am
EZE
-
ORD
15h 57m
1 stop
Multiple Airlines Logo
12:44 am - 6:45 am
ORD
-
EZE
28h 01m
2 stops
$716Multiple Airlines
Fri, Jul 31 - Tue, Aug 25
Multiple Airlines Logo
9:45 am - 11:40 pm
EZE
-
ORD
15h 55m
1 stop
Multiple Airlines Logo
1:40 am - 4:10 am
ORD
-
EZE
24h 30m
3 stops
$720Multiple Airlines
Thu, Sep 17 - Fri, Oct 2
Arajet Logo
9:15 pm - 11:12 am
EZE
-
ORD
15h 57m
1 stop
Arajet Logo
4:30 am - 12:05 am
ORD
-
EZE
17h 35m
1 stop
$722Arajet
Fri, Oct 16 - Mon, Oct 26
Arajet Logo
9:15 pm - 11:12 am
EZE
-
ORD
15h 57m
1 stop
Arajet Logo
3:20 am - 8:15 pm
ORD
-
EZE
13h 55m
1 stop
$730Arajet
Fri, Oct 16 - Sun, Nov 1
Multiple Airlines Logo
8:40 am - 10:10 pm
EZE
-
ORD
15h 30m
1 stop
Multiple Airlines Logo
12:44 am - 3:45 am
ORD
-
EZE
25h 01m
2 stops
$733Multiple Airlines
Sun, Aug 9 - Mon, Aug 24
Delta Logo
8:05 pm - 2:29 pm
AEP
-
ORD
20h 24m
2 stops
Delta Logo
3:40 pm - 2:50 pm
ORD
-
AEP
21h 10m
2 stops
$983Delta
Mon, Sep 14 - Mon, Sep 21

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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
Sep 17
EZE9:45 amBuenos Aires Ministro Pistarini
15h 55m
1 stop
ORD11:40 pmChicago O'Hare Intl
Oct 3
ORD12:12 pmChicago O'Hare Intl
13h 58m
1 stop
EZE4:10 amBuenos Aires Ministro Pistarini
$666
Arajet
Jul 31
EZE9:15 pmBuenos Aires Ministro Pistarini
15h 57m
1 stop
ORD11:12 amChicago O'Hare Intl
Aug 24
ORD5:30 amChicago O'Hare Intl
24h 45m
1 stop
EZE8:15 amBuenos Aires Ministro Pistarini
$765
Arajet
Aug 9
EZE8:40 amBuenos Aires Ministro Pistarini
15h 30m
1 stop
ORD10:10 pmChicago O'Hare Intl
Aug 22
ORD12:12 pmChicago O'Hare Intl
13h 58m
1 stop
EZE4:10 amBuenos Aires Ministro Pistarini
$779

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
Sep 10
AEP7:00 amBuenos Aires Jorge Newbery
16h 20m
1 stop
ORD9:20 pmChicago O'Hare Intl
Sep 20
ORD11:20 pmChicago O'Hare Intl
28h 20m
1 stop
AEP5:40 amBuenos Aires Jorge Newbery
$988
Avianca
Sep 10
AEP7:00 amBuenos Aires Jorge Newbery
16h 20m
1 stop
ORD9:20 pmChicago O'Hare Intl
Sep 20
ORD11:20 pmChicago O'Hare Intl
28h 20m
1 stop
AEP5:40 amBuenos Aires Jorge Newbery
$1,003
Avianca
Jul 28
AEP7:00 amBuenos Aires Jorge Newbery
16h 20m
1 stop
ORD9:20 pmChicago O'Hare Intl
Aug 22
ORD11:20 pmChicago O'Hare Intl
28h 20m
1 stop
AEP5:40 amBuenos Aires Jorge Newbery
$1,013

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 July 8, 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 9/17

9:45 am-11:40 pm

1 stop15h 55m

Chicago O'Hare Intl

Sat 10/3

12:12 pm-4:10 am

1 stop13h 58m

$666

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Thu 9/17

9:45 am-11:40 pm

1 stop15h 55m

Chicago O'Hare Intl

Sat 10/3

4:49 pm-5:00 am

2 stops34h 11m

$698

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Fri 7/31

9:15 pm-11:12 am

1 stop15h 57m

Chicago O'Hare Intl

Mon 8/24

12:44 am-3:45 am

2 stops25h 01m

$703

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Sun 8/30

8:10 pm-12:40 pm

1 stop18h 30m

Chicago O'Hare Intl

Mon 9/14

5:30 am-12:05 am

1 stop16h 35m

$715

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Fri 7/31

9:15 pm-11:12 am

1 stop15h 57m

Chicago O'Hare Intl

Tue 8/25

12:44 am-6:45 am

2 stops28h 01m

$716

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Thu 9/17

9:45 am-11:40 pm

1 stop15h 55m

Chicago O'Hare Intl

Fri 10/2

1:40 am-4:10 am

3 stops24h 30m

$720

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Fri 10/16

9:15 pm-11:12 am

1 stop15h 57m

Chicago O'Hare Intl

Mon 10/26

4:30 am-12:05 am

1 stop17h 35m

$722
Quickest round-trip

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Fri 10/16

9:15 pm-11:12 am

1 stop15h 57m

Chicago O'Hare Intl

Sun 11/1

3:20 am-8:15 pm

1 stop13h 55m

$730

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Sun 8/9

8:40 am-10:10 pm

1 stop15h 30m

Chicago O'Hare Intl

Mon 8/24

12:44 am-3:45 am

2 stops25h 01m

$733

Buenos AiresChicago

AEP - ORD

AEPORD

Buenos Aires Jorge Newbery

Mon 9/14

8:05 pm-2:29 pm

2 stops20h 24m

Chicago O'Hare Intl

Mon 9/21

3:40 pm-2:50 pm

2 stops21h 10m

$983

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 December is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Buenos Aires averaging around $506.

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

You could potentially save up to 25% 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 25m

Direct flights

None
The fastest flight from Buenos Aires to Chicago O'Hare Intl Airport takes 14h 25m
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 25m.

  • 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
1,566 reviews
Search Copa Airlines flights
AviancaPriceFrom $578Free CancellationRating
6.5
2,522 reviews
Search Avianca flights
American AirlinesPriceFrom $820Free CancellationRating
7.1
11,785 reviews
Search American Airlines flights
DeltaPriceFrom $884Free CancellationRating
7.8
8,451 reviews
Search Delta flights

Traveling to a place near Chicago?

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

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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