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Cheap flights from Buenos Aires to Chicago from $350

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 4/14. 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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Find the cheapest flights from Buenos Aires to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:05 pm - 11:17 am
AEP
-
ORD
20h 12m
2 stops
Multiple Airlines Logo
7:05 am - 8:30 am
ORD
-
AEP
23h 25m
2 stops
$709Multiple Airlines
Mon, Apr 13 - Fri, Apr 24
Multiple Airlines Logo
5:00 am - 11:47 pm
EZE
-
ORD
44h 47m
2 stops
Multiple Airlines Logo
3:52 pm - 5:00 am
ORD
-
EZE
35h 08m
2 stops
$721Multiple Airlines
Sat, Apr 25 - Sat, May 9
Multiple Airlines Logo
5:05 pm - 11:50 am
AEP
-
ORD
20h 45m
3 stops
Multiple Airlines Logo
7:05 am - 8:30 am
ORD
-
AEP
23h 25m
2 stops
$722Multiple Airlines
Mon, Apr 13 - Fri, Apr 24
Multiple Airlines Logo
7:21 pm - 11:47 pm
EZE
-
ORD
54h 26m
3 stops
Multiple Airlines Logo
3:52 pm - 4:00 am
ORD
-
EZE
58h 08m
3 stops
$726Multiple Airlines
Mon, Apr 13 - Sat, May 2
Multiple Airlines Logo
5:00 am - 11:47 pm
EZE
-
ORD
44h 47m
2 stops
Multiple Airlines Logo
3:52 pm - 4:00 am
ORD
-
EZE
58h 08m
3 stops
$727Multiple Airlines
Sat, Apr 25 - Sat, May 9
Delta Logo
7:10 am - 10:31 pm
EZE
-
MDW
17h 21m
2 stops
Delta Logo
6:07 pm - 9:00 am
MDW
-
EZE
12h 53m
1 stop
$967Delta
Fri, Mar 13 - Thu, Mar 26
LATAM Airlines Logo
7:04 pm - 9:56 am
EZE
-
MDW
16h 52m
2 stops
LATAM Airlines Logo
6:07 pm - 9:00 am
MDW
-
EZE
12h 53m
1 stop
$976LATAM Airlines
Wed, Mar 18 - Mon, Mar 23
Delta Logo
8:10 pm - 12:43 pm
EZE
-
MDW
18h 33m
2 stops
Delta Logo
10:43 am - 6:10 am
MDW
-
EZE
17h 27m
2 stops
$1,099Delta
Tue, Apr 28 - Wed, May 6
LATAM Airlines Logo
8:10 pm - 9:56 am
EZE
-
MDW
15h 46m
1 stop
LATAM Airlines Logo
5:25 pm - 9:45 am
MDW
-
EZE
14h 20m
1 stop
$1,108LATAM Airlines
Mon, May 4 - Fri, May 15
LATAM Airlines Logo
8:10 pm - 9:56 am
EZE
-
MDW
15h 46m
1 stop
LATAM Airlines Logo
1:05 pm - 8:35 am
MDW
-
EZE
17h 30m
2 stops
$1,113LATAM Airlines
Mon, May 4 - Fri, May 15

Arajet flights from Buenos Aires to Chicago

Our best Arajet deals on Buenos Aires to Chicago flight tickets
Arajet
Mar 17
EZE11:20 amBuenos Aires Ministro Pistarini
14h 20m
1 stop
ORD11:40 pmChicago O'Hare Intl
Mar 25
ORD6:45 amChicago O'Hare Intl
15h 20m
1 stop
EZE12:05 amBuenos Aires Ministro Pistarini
$782
Arajet
Mar 15
EZE8:40 amBuenos Aires Ministro Pistarini
15h 30m
1 stop
ORD10:10 pmChicago O'Hare Intl
Mar 25
ORD6:45 amChicago O'Hare Intl
15h 20m
1 stop
EZE12:05 amBuenos Aires Ministro Pistarini
$789
Arajet
Mar 13
EZE9:15 pmBuenos Aires Ministro Pistarini
14h 42m
1 stop
ORD9:57 amChicago O'Hare Intl
Mar 25
ORD6:45 amChicago O'Hare Intl
15h 20m
1 stop
EZE12:05 amBuenos Aires Ministro Pistarini
$840

Avianca flights from Buenos Aires to Chicago

Our best Avianca deals on Buenos Aires to Chicago flight tickets
Avianca
Mar 15
EZE4:45 pmBuenos Aires Ministro Pistarini
41h 15m
2 stops
ORD8:00 amChicago O'Hare Intl
Mar 25
ORD10:35 amChicago O'Hare Intl
50h 35m
2 stops
EZE3:10 pmBuenos Aires Ministro Pistarini
$907
Avianca
Feb 18
AEP7:00 amBuenos Aires Jorge Newbery
16h 20m
1 stop
ORD8:20 pmChicago O'Hare Intl
Feb 21
ORD8:50 amChicago O'Hare Intl
17h 50m
2 stops
AEP5:40 amBuenos Aires Jorge Newbery
$1,051
Avianca
Mar 18
AEP7:00 amBuenos Aires Jorge Newbery
16h 20m
1 stop
ORD9:20 pmChicago O'Hare Intl
Mar 25
ORD11:20 pmChicago O'Hare Intl
28h 20m
1 stop
AEP5:40 amBuenos Aires Jorge Newbery
$1,120

momondo Fare Finder

 
Customize your flight search to find flights from Buenos Aires to Chicago 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 February 2, 2026.
Use the filters below to find and compare flights from Buenos Aires to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Buenos AiresChicago

AEP - ORD

AEPORD

Buenos Aires Jorge Newbery

Mon 4/13

5:05 pm-11:17 am

2 stops20h 12m

Chicago O'Hare Intl

Fri 4/24

7:05 am-8:30 am

2 stops23h 25m

$709

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Sat 4/25

5:00 am-11:47 pm

2 stops44h 47m

Chicago O'Hare Intl

Sat 5/9

3:52 pm-5:00 am

2 stops35h 08m

$721

Buenos AiresChicago

AEP - ORD

AEPORD

Buenos Aires Jorge Newbery

Mon 4/13

5:05 pm-11:50 am

3 stops20h 45m

Chicago O'Hare Intl

Fri 4/24

7:05 am-8:30 am

2 stops23h 25m

$722

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Mon 4/13

7:21 pm-11:47 pm

3 stops54h 26m

Chicago O'Hare Intl

Sat 5/2

3:52 pm-4:00 am

3 stops58h 08m

$726

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

Sat 4/25

5:00 am-11:47 pm

2 stops44h 47m

Chicago O'Hare Intl

Sat 5/9

3:52 pm-4:00 am

3 stops58h 08m

$727

Buenos AiresChicago

EZE - MDW

EZEMDW

Buenos Aires Ministro Pistarini

Fri 3/13

7:10 am-10:31 pm

2 stops17h 21m

Chicago Midway

Thu 3/26

6:07 pm-9:00 am

1 stop12h 53m

$967

Buenos AiresChicago

EZE - MDW

EZEMDW

Buenos Aires Ministro Pistarini

Wed 3/18

7:04 pm-9:56 am

2 stops16h 52m

Chicago Midway

Mon 3/23

6:07 pm-9:00 am

1 stop12h 53m

$976

Buenos AiresChicago

EZE - MDW

EZEMDW

Buenos Aires Ministro Pistarini

Tue 4/28

8:10 pm-12:43 pm

2 stops18h 33m

Chicago Midway

Wed 5/6

10:43 am-6:10 am

2 stops17h 27m

$1,099

Buenos AiresChicago

EZE - MDW

EZEMDW

Buenos Aires Ministro Pistarini

Mon 5/4

8:10 pm-9:56 am

1 stop15h 46m

Chicago Midway

Fri 5/15

5:25 pm-9:45 am

1 stop14h 20m

$1,108

Buenos AiresChicago

EZE - MDW

EZEMDW

Buenos Aires Ministro Pistarini

Mon 5/4

8:10 pm-9:56 am

1 stop15h 46m

Chicago Midway

Fri 5/15

1:05 pm-8:35 am

2 stops17h 30m

$1,113

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

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?

The month of November is, on average, the cheapest month to fly to Chicago from Buenos Aires, with most prices found around $981. If you’re not able to fly to Chicago in November, then September is your next best option. Flight prices from Buenos Aires to Chicago during September average around $999.

Can stopping save me money on Buenos Aires to Chicago flights?

You could potentially save up to 23% on your flight if you consider stops on a Buenos Aires to Chicago flight.

How have Buenos Aires to Chicago flight prices changed over time?

As of February 2026, prices for Buenos Aires to Chicago flights are approximately 30% cheaper when compared to flights at the same time last year.

When to book flights from Buenos Aires to Chicago

Are you open to changing your travel dates? Check out the ideal times to fly from Buenos Aires to Chicago according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Buenos Aires to Chicago (BUE to CHI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buenos Aires to Chicago

Fastest flight time

15h 30m

Direct flights

None
The fastest flight from Buenos Aires to Chicago takes 15h 30m
There are no direct flights from Buenos Aires to Chicago. There are no popular flight routes from Buenos Aires to Chicago.
Search flight deals

  • How far is Buenos Aires to Chicago by plane?

    The straight-line distance from Buenos Aires to Chicago is 5596.4 mi. Typically, this will take 15h 30m by plane in normal conditions.

  • When did momondo last update prices for flights from Buenos Aires to Chicago?

    Prices for flights from Buenos Aires to Chicago are refreshed on a daily basis.

  • How many operators does momondo search for flights from Buenos Aires to Chicago?

  • How old do you have to be to fly from Buenos Aires to Chicago?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Buenos Aires to Chicago.

  • What documentation or ID do you need to fly to Chicago?

    The necessary travel and health documents for your Chicago trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Buenos Aires to Chicago?

Best airlines flying from Buenos Aires to Chicago

Compare and see reviews for airlines that fly from Buenos Aires to Chicago with momondo
Airline
Rating
Free Cancellation
Price
AviancaPriceFrom $578Free CancellationRating
6.5
2,496 reviews
Search Avianca flights
American AirlinesPriceFrom $694Free CancellationRating
7.2
11,212 reviews
Search American Airlines flights
Copa AirlinesPriceFrom $750Free CancellationRating
7.5
1,559 reviews
Search Copa Airlines flights
United AirlinesPriceFrom $777Free CancellationRating
7.4
9,231 reviews
Search United Airlines flights
DeltaPriceFrom $884Free CancellationRating
7.9
8,132 reviews
Search Delta flights

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
New Buffalo
Hammond
Benton Harbor
Saint Joseph
Portage
Lansing
Schererville
Valparaiso
Munster
Crown Point
Chesterton
Monticello
Porter
Griffith
Saint John

Why use momondo?

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

Finding the right flight to Chicago from Buenos Aires is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Chicago quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Chicago from Buenos Aires which offer a flexible booking policy as well as other useful filters and features.

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 not ready to book a flight from Buenos Aires to Chicago now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Chicago and let you know when they change.

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Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 78.5 mi from Chicago
Chicago Midway Airport
Chicago O'Hare Intl Airport
Chicago Greater Rockford Airport