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Cheap flights from Buenos Aires to Chicago from $369

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 12/7. 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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Cheap round-trip flights

American Airlines Logo
8:30 pm - 11:03 amEZE-ORD
16h 33m1 stop
American Airlines Logo
1:43 pm - 10:50 amORD-EZE
19h 07m1 stop
$669American Airlines
Find Deal
lun., oct. 20 - lun., oct. 27
American Airlines Logo
10:30 pm - 4:46 pmEZE-ORD
20h 16m1 stop
American Airlines Logo
4:33 pm - 10:50 amORD-EZE
15h 17m1 stop
$672American Airlines
Find Deal
jue., oct. 2 - jue., ene. 8
Avianca Logo
1:40 am - 1:15 pmEZE-ORD
13h 35m1 stop
Avianca Logo
2:35 pm - 5:45 amORD-EZE
13h 10m1 stop
$690Avianca
Find Deal
mié., oct. 15 - jue., oct. 23
Avianca Logo
1:40 am - 1:15 pmEZE-ORD
13h 35m1 stop
Avianca Logo
10:20 pm - 3:50 pmORD-EZE
14h 30m1 stop
$692Avianca
Find Deal
mié., oct. 1 - dom., nov. 30
Delta Logo
8:55 pm - 9:45 amEZE-MDW
15h 50m1 stop
Delta Logo
12:47 pm - 9:00 amMDW-EZE
17h 13m1 stop
$696Delta
Find Deal
lun., nov. 3 - lun., nov. 17
Delta Logo
8:10 pm - 10:19 amEZE-ORD
16h 09m2 stops
Delta Logo
7:00 am - 7:20 amORD-EZE
21h 20m2 stops
$696Delta
Find Deal
jue., oct. 2 - jue., ene. 8
LATAM Airlines Logo
8:00 am - 10:44 pmEZE-ORD
17h 44m2 stops
LATAM Airlines Logo
11:19 am - 9:35 amORD-EZE
19h 16m2 stops
$703LATAM Airlines
Find Deal
mar., dic. 16 - mar., ene. 6
LATAM Airlines Logo
3:40 pm - 9:40 amEZE-MDW
20h 00m2 stops
LATAM Airlines Logo
5:04 pm - 2:00 pmMDW-EZE
18h 56m2 stops
$705LATAM Airlines
Find Deal
lun., oct. 20 - lun., oct. 27
Copa Airlines Logo
5:08 am - 12:21 amEZE-ORD
21h 13m1 stop
Copa Airlines Logo
6:55 am - 4:16 amORD-EZE
18h 21m1 stop
$714Copa Airlines
Find Deal
sáb., oct. 18 - lun., dic. 1
Copa Airlines Logo
5:08 am - 12:21 amEZE-ORD
21h 13m1 stop
Copa Airlines Logo
6:55 am - 1:58 amORD-EZE
16h 03m1 stop
$827Copa Airlines
Find Deal
vie., oct. 3 - mar., dic. 2

Copa Airlines flights from Buenos Aires to Chicago

Our best Copa Airlines deals on Buenos Aires to Chicago flight tickets
Copa Airlines
Oct 18
EZE5:08 amBuenos Aires Ministro Pistarini
21h 13m
1 stop
ORD12:21 amChicago O'Hare Intl
Dec 1
ORD6:55 amChicago O'Hare Intl
18h 21m
1 stop
EZE4:16 amBuenos Aires Ministro Pistarini
$714
Find similar
Copa Airlines
Oct 3
EZE5:08 amBuenos Aires Ministro Pistarini
21h 13m
1 stop
ORD12:21 amChicago O'Hare Intl
Dec 2
ORD6:55 amChicago O'Hare Intl
16h 03m
1 stop
EZE1:58 amBuenos Aires Ministro Pistarini
$827
Find similar
Copa Airlines
Sep 28
EZE3:48 amBuenos Aires Ministro Pistarini
22h 33m
1 stop
ORD12:21 amChicago O'Hare Intl
Oct 28
ORD7:59 amChicago O'Hare Intl
21h 55m
1 stop
EZE7:54 amBuenos Aires Ministro Pistarini
$849
Find similar

LATAM Airlines flights from Buenos Aires to Chicago

Our best LATAM Airlines deals on Buenos Aires to Chicago flight tickets
LATAM Airlines
Dec 16
EZE8:00 amBuenos Aires Ministro Pistarini
17h 44m
2 stops
ORD10:44 pmChicago O'Hare Intl
Jan 6
ORD11:19 amChicago O'Hare Intl
19h 16m
2 stops
EZE9:35 amBuenos Aires Ministro Pistarini
$703
Find similar
LATAM Airlines
Sep 28
EZE3:55 amBuenos Aires Ministro Pistarini
21h 59m
2 stops
ORD11:54 pmChicago O'Hare Intl
Oct 28
ORD11:23 amChicago O'Hare Intl
16h 57m
2 stops
EZE6:20 amBuenos Aires Ministro Pistarini
$705
Find similar
LATAM Airlines
Oct 3
AEP5:05 pmBuenos Aires Jorge Newbery
19h 05m
2 stops
ORD10:10 amChicago O'Hare Intl
Dec 2
ORD4:21 pmChicago O'Hare Intl
23h 19m
2 stops
AEP6:40 pmBuenos Aires Jorge Newbery
$706
Find similar

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 septiembre 16, 2025.
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

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

lun. 10/20

8:30 pm-11:03 am

1 stop16h 33m

Chicago O'Hare Intl

lun. 10/27

1:43 pm-10:50 am

1 stop19h 07m

$669

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

jue. 10/2

10:30 pm-4:46 pm

1 stop20h 16m

Chicago O'Hare Intl

jue. 1/8

4:33 pm-10:50 am

1 stop15h 17m

$672

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

mié. 10/15

1:40 am-1:15 pm

1 stop13h 35m

Chicago O'Hare Intl

jue. 10/23

2:35 pm-5:45 am

1 stop13h 10m

$690

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

mié. 10/1

1:40 am-1:15 pm

1 stop13h 35m

Chicago O'Hare Intl

dom. 11/30

10:20 pm-3:50 pm

1 stop14h 30m

$692

Buenos AiresChicago

EZE - MDW

EZEMDW

Buenos Aires Ministro Pistarini

lun. 11/3

8:55 pm-9:45 am

1 stop15h 50m

Chicago Midway

lun. 11/17

12:47 pm-9:00 am

1 stop17h 13m

$696

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

jue. 10/2

8:10 pm-10:19 am

2 stops16h 09m

Chicago O'Hare Intl

jue. 1/8

7:00 am-7:20 am

2 stops21h 20m

$696

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

mar. 12/16

8:00 am-10:44 pm

2 stops17h 44m

Chicago O'Hare Intl

mar. 1/6

11:19 am-9:35 am

2 stops19h 16m

$703

Buenos AiresChicago

EZE - MDW

EZEMDW

Buenos Aires Ministro Pistarini

lun. 10/20

3:40 pm-9:40 am

2 stops20h 00m

Chicago Midway

lun. 10/27

5:04 pm-2:00 pm

2 stops18h 56m

$705

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

sáb. 10/18

5:08 am-12:21 am

1 stop21h 13m

Chicago O'Hare Intl

lun. 12/1

6:55 am-4:16 am

1 stop18h 21m

$714

Buenos AiresChicago

EZE - ORD

EZEORD

Buenos Aires Ministro Pistarini

vie. 10/3

5:08 am-12:21 am

1 stop21h 13m

Chicago O'Hare Intl

mar. 12/2

6:55 am-1:58 am

1 stop16h 03m

$827

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 typical price of a round-trip flight between Buenos Aires and Chicago?

What is the cheapest month to fly to Chicago?

The month of January is, on average, the cheapest month to fly to Chicago from Buenos Aires, with most prices found around $974. If you’re not able to fly to Chicago in January, then October is your next best option. Flight prices from Buenos Aires to Chicago during October average around $1,139.

What is the cheapest day to depart on your flight to Chicago?

The cheapest day to depart on your flight to Chicago is on a Monday when prices can be found for as low as $1,098. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Buenos Aires to Chicago for around $1,318.

What is the cheapest time of day to depart on your flight to Chicago?

Our most recent data shows that the best time of day to fly to Chicago is in the morning. Flights from Buenos Aires to Chicago during this time can be as low as $1,152. In contrast, the most expensive time of day to depart to Chicago is in the afternoon when prices are around $1,367.

How far in advance should I book a flight to Chicago?

You are more likely to see cheaper flights to Chicago from Buenos Aires when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around $1,197 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Buenos Aires for as low as $719 on momondo.

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

You could potentially save up to 7% 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 September 2025, prices for Buenos Aires to Chicago flights are approximately 16% 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

Direct flights

None
There are no direct flights from Buenos Aires to Chicago. There are no popular flight routes from Buenos Aires to Chicago.
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  • 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 13h 35m 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
Copa AirlinesPriceFrom $750Free CancellationRating
7.6
1,531 reviews
Search Copa Airlines flights
AviancaPriceFrom $882Free CancellationRating
6.7
2,435 reviews
Search Avianca flights
DeltaPriceFrom $969Free CancellationRating
7.9
7,957 reviews
Search Delta flights
American AirlinesPriceFrom $1,015Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $1,084Free CancellationRating
7.4
8,924 reviews
Search United Airlines 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
Lansing
Portage
Schererville
Valparaiso
Crown Point
Munster
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