$233 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 4/2. 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

KAYAK searches hundreds of travel sites at once for deals on flights to Buenos Aires

Travelers love KAYAK
41.299.237 searches in the past 7 days on KAYAK

Save 23% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Everything you should know

Cheapest round-trip
$907
Multiple Airlines
Wed 4/1Fri 4/10
ORD - AEP • 2 stops
Cheapest one-way
$253
Typical prices: $284-$430
Multiple Airlines
Thu 4/2
ORD - EZE • 3 stops
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Buenos Aires!
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

Wed, Apr 1 - Fri, Apr 10
Multiple Airlines Logo
10:55 am - 8:30 am
ORD
-
AEP
19h 35m
2 stops
Multiple Airlines Logo
9:00 am - 9:57 am
AEP
-
ORD
26h 57m
2 stops
$907Multiple Airlines
Sun, Mar 29 - Wed, Apr 8
United Airlines Logo
9:28 pm - 8:00 am
ORD
-
EZE
32h 32m
1 stop
United Airlines Logo
9:00 pm - 11:07 am
EZE
-
ORD
16h 07m
1 stop
$908United Airlines
Tue, Apr 7 - Sat, May 9
Air Canada Logo
6:01 pm - 2:30 pm
ORD
-
EZE
42h 29m
3 stops
Air Canada Logo
4:35 pm - 8:00 am
EZE
-
ORD
41h 25m
3 stops
$909Air Canada
Sun, Mar 8 - Sat, Mar 14
Multiple Airlines Logo
7:23 pm - 9:35 am
ORD
-
EZE
36h 12m
1 stop
Multiple Airlines Logo
10:45 pm - 8:25 am
EZE
-
ORD
35h 40m
1 stop
$912Multiple Airlines
Tue, Mar 3 - Wed, Mar 25
LATAM Airlines Logo
11:18 am - 9:00 am
ORD
-
EZE
18h 42m
1 stop
LATAM Airlines Logo
8:55 pm - 4:49 pm
EZE
-
ORD
21h 54m
1 stop
$916LATAM Airlines
Tue, Mar 17 - Tue, Mar 24
LATAM Airlines Logo
10:45 am - 6:20 am
MDW
-
EZE
17h 35m
2 stops
LATAM Airlines Logo
8:55 pm - 9:56 am
EZE
-
MDW
15h 01m
1 stop
$917LATAM Airlines
Wed, May 20 - Mon, Jun 1
Delta Logo
8:10 am - 9:45 am
ORD
-
EZE
23h 35m
1 stop
Delta Logo
8:10 pm - 8:32 am
EZE
-
ORD
14h 22m
1 stop
$917Delta
Sat, May 16 - Sat, May 23
Arajet Logo
11:27 am - 3:45 am
ORD
-
EZE
14h 18m
1 stop
Arajet Logo
9:15 pm - 10:10 pm
EZE
-
ORD
26h 55m
1 stop
$920Arajet
Thu, Mar 19 - Mon, Mar 30
Delta Logo
1:10 pm - 9:35 am
MDW
-
EZE
18h 25m
2 stops
Delta Logo
1:20 pm - 12:02 pm
EZE
-
MDW
24h 42m
2 stops
$921Delta
Tue, Apr 28 - Thu, May 7
Air Canada Logo
4:05 pm - 2:30 pm
STL
-
EZE
20h 25m
2 stops
Air Canada Logo
4:35 pm - 8:05 pm
EZE
-
STL
53h 30m
3 stops
$1,002Air Canada
Useful Info

Good to know

Low seasonApril
Cheapest flight$253
Best time to beat the crowds but there is an average 1% increase in price.
Most popular time to fly with an average 3% 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
Premium Economy Class flights to Buenos Aires
Economy Class flights to Buenos Aires