$270 Find Cheap Flights from Illinois to Buenos Aires

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Buenos Aires departing on 1/26. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$762
Overall average: $1,080
Multiple Airlines
Sun 2/1Fri 2/6
ORD - EZE • 2 stops
Cheapest one-way
$270
Typical prices: $508-$664
Arajet
Mon 1/26
ORD - EZE • 1 stop
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Flight Deals
Useful Info
Flight Deals

Cheap Flights from Illinois to Buenos Aires

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to Buenos Aires that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Illinois to Buenos Aires

Sun, Feb 1 - Fri, Feb 6
Multiple Airlines Logo
5:25 am - 9:00 am
ORD
-
EZE
24h 35m2 stops
Multiple Airlines Logo
9:15 pm - 8:57 am
EZE
-
ORD
14h 42m1 stop
$762Multiple Airlines
Sat, Jan 24 - Fri, Feb 6
Multiple Airlines Logo
10:27 am - 3:45 am
ORD
-
EZE
14h 18m1 stop
Multiple Airlines Logo
5:00 am - 8:57 am
EZE
-
ORD
30h 57m1 stop
$771Multiple Airlines
Mon, Feb 23 - Sun, Mar 1
Arajet Logo
5:45 am - 12:05 am
ORD
-
EZE
15h 20m1 stop
Arajet Logo
8:40 am - 9:10 pm
EZE
-
ORD
15h 30m1 stop
$774Arajet
Wed, Feb 11 - Sun, Mar 1
Arajet Logo
5:45 am - 12:05 am
ORD
-
EZE
15h 20m1 stop
Arajet Logo
8:40 am - 9:10 pm
EZE
-
ORD
15h 30m1 stop
$775Arajet
Wed, Jan 28 - Sun, Feb 1
LATAM Airlines Logo
12:48 pm - 9:00 am
MDW
-
EZE
17h 12m1 stop
LATAM Airlines Logo
7:43 pm - 9:53 am
EZE
-
MDW
17h 10m2 stops
$877LATAM Airlines
Wed, Apr 29 - Sun, May 3
LATAM Airlines Logo
5:31 pm - 6:21 pm
MDW
-
EZE
22h 50m2 stops
LATAM Airlines Logo
1:20 pm - 12:07 pm
EZE
-
MDW
24h 47m2 stops
$881LATAM Airlines
Wed, Mar 4 - Wed, Mar 11
Delta Logo
10:49 am - 7:20 am
MDW
-
EZE
17h 31m1 stop
Delta Logo
8:55 pm - 12:02 pm
EZE
-
MDW
17h 07m1 stop
$936Delta
Thu, Mar 19 - Mon, Mar 30
Delta Logo
1:10 pm - 10:15 am
MDW
-
EZE
19h 05m2 stops
Delta Logo
4:45 pm - 12:02 pm
EZE
-
MDW
21h 17m2 stops
$940Delta
Mon, May 4 - Mon, May 18
Air Canada Logo
2:20 pm - 2:30 pm
STL
-
EZE
46h 10m3 stops
Air Canada Logo
4:35 pm - 8:05 pm
EZE
-
STL
29h 30m2 stops
$1,024Air Canada
Mon, May 4 - Mon, May 18
Air Canada Logo
2:20 pm - 2:30 pm
STL
-
EZE
46h 10m3 stops
Air Canada Logo
4:35 pm - 8:04 pm
EZE
-
STL
53h 29m3 stops
$1,031Air Canada
Useful Info

Good to know

Low seasonAugust
Cheapest flight$270
Best time to beat the crowds but there is an average 5% increase in price.
Most popular time to fly with an average 5% increase in price.
Flight from Chicago to Buenos Aires

FAQs for booking flights from Illinois to Buenos Aires

  • How does KAYAK find such low prices on flights from Illinois to Buenos Aires?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Buenos Aires.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Buenos Aires?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Buenos Aires from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Illinois to Buenos Aires?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Buenos Aires with an airline and back to Illinois with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Buenos Aires?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Buenos Aires from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Buenos Aires

Cabin class types available on flights to Illinois

Cabin classes available on flights to Buenos Aires. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
First Class flights to Buenos Aires
Business Class flights to Buenos Aires
Prem Econ Class flights to Buenos Aires
Economy Class flights to Buenos Aires