
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $785 (Booking.com) |
One-way from | $334 (Kiwi.com) |
Popular in | September |
Cheapest in | April |
Average price | $985 |
Fly from
Fly to
Route
Depart
Return
ChicagoBuenos Aires
ORD - EZE
ORDEZE
Chicago O'Hare Intl
Mon 9/21
5:30 am-12:05 am
1 stop16h 35m
Buenos Aires Ministro Pistarini
Wed 10/14
9:15 pm-11:40 pm
1 stop28h 25m
ChicagoBuenos Aires
ORD - EZE
ORDEZE
Chicago O'Hare Intl
Mon 8/17
5:30 am-12:05 am
1 stop16h 35m
Buenos Aires Ministro Pistarini
Wed 12/16
9:15 pm-10:40 pm
1 stop28h 25m
ChicagoBuenos Aires
ORD - EZE
ORDEZE
Chicago O'Hare Intl
Fri 11/13
5:45 am-9:16 am
1 stop24h 31m
Buenos Aires Ministro Pistarini
Sun 11/22
8:40 am-9:20 pm
1 stop15h 40m
ChicagoBuenos Aires
ORD - EZE
ORDEZE
Chicago O'Hare Intl
Wed 7/1
8:02 am-12:52 am
1 stop14h 50m
Buenos Aires Ministro Pistarini
Tue 7/28
12:50 am-4:00 am
1 stop29h 10m
ChicagoBuenos Aires
ORD - EZE
ORDEZE
Chicago O'Hare Intl
Wed 9/9
8:01 am-4:36 am
1 stop18h 35m
Buenos Aires Ministro Pistarini
Sun 9/20
3:48 am-1:02 am
1 stop23h 14m
ChicagoBuenos Aires
ORD - AEP
ORDAEP
Chicago O'Hare Intl
Tue 8/11
11:20 pm-5:40 am
1 stop28h 20m
Buenos Aires Jorge Newbery
Thu 8/27
12:50 pm-9:20 pm
2 stops34h 30m
ChicagoBuenos Aires
ORD - EZE
ORDEZE
Chicago O'Hare Intl
Sat 9/26
12:12 pm-4:10 am
1 stop13h 58m
Buenos Aires Ministro Pistarini
Wed 10/14
9:15 pm-11:40 pm
1 stop28h 25m
ChicagoBuenos Aires
ORD - EZE
ORDEZE
Chicago O'Hare Intl
Sun 7/26
7:35 am-8:00 am
1 stop22h 25m
Buenos Aires Ministro Pistarini
Thu 8/13
9:00 pm-11:20 am
1 stop16h 20m
ChicagoBuenos Aires
ORD - AEP
ORDAEP
Chicago O'Hare Intl
Tue 6/30
1:40 am-5:40 am
3 stops26h 00m
Buenos Aires Jorge Newbery
Wed 7/29
12:13 pm-9:20 pm
2 stops35h 07m
ChicagoBuenos Aires
ORD - EZE
ORDEZE
Chicago O'Hare Intl
Sun 9/27
3:20 pm-10:26 pm
1 stop29h 06m
Buenos Aires Ministro Pistarini
Mon 10/5
8:59 am-12:57 am
1 stop17h 58m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
Currently, March is the cheapest month in which you can book a flight from Chicago to Buenos Aires (average of $134). Flying from Chicago to Buenos Aires in April is currently the most expensive (average of $746). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
The best time to book flights from Chicago to Buenos Aires is 25 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Food
Overall
Boarding
Crew
Comfort
Entertainment
Reviews
Anonymous,May 2026
SEA - KOA
Food
Overall
Boarding
Crew
Comfort
Entertainment
Reviews
Anonymous,May 2026
SEA - KOA
Food
Overall
Boarding
Crew
Comfort
Entertainment
Reviews
Anonymous,May 2026
SEA - KOA
Food
Overall
Boarding
Crew
Comfort
Entertainment
Reviews
Anonymous,May 2026
SEA - KOA
Food
Overall
Boarding
Crew
Comfort
Entertainment
Reviews
Anonymous,May 2026
SEA - KOA
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$360 | Average$892 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$569 | Average$985 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$727 | Average$918 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$795 | Average$999 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$901 | Average$1,496 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$951 | Average$1,155 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$972 | Average$1,284 | FlexibilityNo cancel fee | On-time71% |