Round-trip flight from Chicago
CHI to BUE
Gran Hotel Argentino
Buenos Aires, Carlos Pellegrini 37
7507 Reviews3-Star Hotel
$1,124/person
$2,247 total
Incl. Flight + Hotel
Flight Deals from Chicago to Buenos Aires from $642
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Good to Know
Essential information to help you plan your flight from Chicago to Buenos Aires.
Cheapest Flight Round-trip
$915
Cheapest price found on Priceline for this route in the last 16 days. Found 5 days ago.
$341 below the typical $1,256 round-trip on this route.
Outbound · Nov 18
2:22 pmORDChicago O Hare Airport
7:20 amEZEBuenos Aires Ministro Pistarini Airport
13h 58m · 1 stop via Houston (IAH)
Return · Nov 25
10:05 pmEZEBuenos Aires Ministro Pistarini Airport
10:11 amORDChicago O Hare Airport
15h 6m · 1 stop via Houston (IAH)
Cheapest Flight One-way
$642
Lowest one-way price found on Priceline for this route in the last 16 days. Found 10 days ago.
The typical one-way fare on this route is $897.
Outbound · Nov 1
2:13 pmORDChicago O Hare Airport
3:16 amEZEBuenos Aires Ministro Pistarini Airport
34h 3m · 1 stop via Panama City (PTY)
Good deal price
$958
A round-trip at or under $958 is a good deal on this route right now.
75% of the fares we found on this route cost more; only a quarter cost less.
Best time to fly
Afternoons
Afternoon departures average $1,121 on this route, the lowest of any time of day.
$215 less than the average departure, which is $1,336.
Express Deal
Express Deals® deliver Priceline’s biggest discounts on flights. Pick your route and dates and we’ll match you with a great offer from a trusted airline. These exclusive “mystery deals” reward flexibility with even deeper savings — your airline is revealed after you book.
We don’t use Express Deal prices when calculating this route’s lowest price or price averages, because these offers require extra flexibility from travelers.
ORDEZE
BUDGET FRIENDLY
You’re guaranteed to get one of these airlines:
COPAGol Transportes AéreosAmericanLATAM Airlines GroupDepart Mar 7 · Return Mar 22
15-night trip · economy
$1,249Round-trip
United Airlinesfound Oct 1411/18/26
2:22 pm
ORDChicago O Hare Airport
11/19/26
7:20 am
EZEBuenos Aires Ministro Pistarini Airport
11/25/26
10:05 pm
EZEBuenos Aires Ministro Pistarini Airport
11/26/26
10:11 am
ORDChicago O Hare Airport
$915
American Airlinesfound Oct 1411/18/26
4:43 pm
ORDChicago O Hare Airport
11/19/26
10:00 am
EZEBuenos Aires Ministro Pistarini Airport
11/25/26
9:30 pm
EZEBuenos Aires Ministro Pistarini Airport
11/26/26
9:30 am
ORDChicago O Hare Airport
$915
LATAM Airlines Groupfound Oct 1911/13/26
5:13 pm
MDWChicago Midway Airport
11/14/26
9:40 am
EZEBuenos Aires Ministro Pistarini Airport
11/20/26
8:05 pm
EZEBuenos Aires Ministro Pistarini Airport
11/21/26
12:46 pm
ORDChicago O Hare Airport
$958
United Airlinesfound Oct 1411/18/26
4:07 pm
ORDChicago O Hare Airport
11/19/26
9:20 am
EZEBuenos Aires Ministro Pistarini Airport
11/25/26
10:05 pm
EZEBuenos Aires Ministro Pistarini Airport
11/26/26
10:11 am
ORDChicago O Hare Airport
$915
BUNDLE + SAVE
Book a flight & hotel together for extra savings.
On average save $240 per traveler
American Airlinesfound Oct 1411/18/26
4:43 pm
ORDChicago O Hare Airport
11/19/26
10:00 am
EZEBuenos Aires Ministro Pistarini Airport
11/25/26
11:00 pm
EZEBuenos Aires Ministro Pistarini Airport
11/26/26
11:06 am
ORDChicago O Hare Airport
$915
COPA Airlinesfound Oct 1911/13/26
7:35 am
ORDChicago O Hare Airport
11/14/26
12:52 am
EZEBuenos Aires Ministro Pistarini Airport
11/20/26
9:10 am
EZEBuenos Aires Ministro Pistarini Airport
11/21/26
12:11 am
ORDChicago O Hare Airport
$981
LATAM Airlines Groupfound Oct 1911/13/26
5:13 pm
MDWChicago Midway Airport
11/14/26
9:40 am
EZEBuenos Aires Ministro Pistarini Airport
11/20/26
9:30 pm
EZEBuenos Aires Ministro Pistarini Airport
11/21/26
2:52 pm
ORDChicago O Hare Airport
$958
United Airlinesfound Oct 1411/18/26
2:22 pm
ORDChicago O Hare Airport
11/19/26
7:20 am
EZEBuenos Aires Ministro Pistarini Airport
11/25/26
11:55 pm
EZEBuenos Aires Ministro Pistarini Airport
11/26/26
12:29 pm
ORDChicago O Hare Airport
$915
American Airlinesfound Oct 1411/18/26
4:43 pm
ORDChicago O Hare Airport
11/19/26
10:00 am
EZEBuenos Aires Ministro Pistarini Airport
11/25/26
10:25 pm
EZEBuenos Aires Ministro Pistarini Airport
11/26/26
11:02 am
ORDChicago O Hare Airport
$915
LATAM Airlines Groupfound Oct 1911/13/26
1:30 pm
ORDChicago O Hare Airport
11/14/26
7:35 am
EZEBuenos Aires Ministro Pistarini Airport
11/20/26
8:05 pm
EZEBuenos Aires Ministro Pistarini Airport
11/21/26
12:46 pm
ORDChicago O Hare Airport
$958
No flights match these filters.
Top Deals on flights from Chicago to Buenos Aires
Chicago, US (CHI) - Buenos Aires, AR (BUE)
COPA AirlinesNov 1
2:13 pm
ORDChicago O Hare Airport
Nov 3
3:16 am
EZEBuenos Aires Ministro Pistarini Airport
Search More
as low as
$642Chicago, US (CHI) - Buenos Aires, AR (BUE)
Gol Transportes AéreosNov 1
2:38 pm
ORDChicago O Hare Airport
Nov 2
1:00 pm
AEPBuenos Aires Jorge Newbery Airport
Search More
as low as
$651Chicago, US (CHI) - Buenos Aires, AR (BUE)
Gol Transportes AéreosNov 1
10:14 am
ORDChicago O Hare Airport
Nov 2
1:00 pm
AEPBuenos Aires Jorge Newbery Airport
Search More
as low as
$651Chicago, US (CHI) - Buenos Aires, AR (BUE)
Gol Transportes AéreosNov 1
8:15 am
ORDChicago O Hare Airport
Nov 2
1:00 pm
AEPBuenos Aires Jorge Newbery Airport
Search More
as low as
$651Chicago, US (CHI) - Buenos Aires, AR (BUE)
Gol Transportes AéreosNov 1
2:38 pm
ORDChicago O Hare Airport
Nov 2
1:00 pm
AEPBuenos Aires Jorge Newbery Airport
Search More
as low as
$704Chicago, US (CHI) - Buenos Aires, AR (BUE)
Gol Transportes AéreosNov 1
10:14 am
ORDChicago O Hare Airport
Nov 2
1:00 pm
AEPBuenos Aires Jorge Newbery Airport
Search More
as low as
$704Chicago, US (CHI) - Buenos Aires, AR (BUE)
Gol Transportes AéreosNov 1
8:15 am
ORDChicago O Hare Airport
Nov 2
1:00 pm
AEPBuenos Aires Jorge Newbery Airport
Search More
as low as
$704Chicago, US (CHI) - Buenos Aires, AR (BUE)
Gol Transportes AéreosNov 1
6:59 am
ORDChicago O Hare Airport
Nov 2
1:00 pm
AEPBuenos Aires Jorge Newbery Airport
Search More
as low as
$704Chicago, US (CHI) - Buenos Aires, AR (BUE)
Gol Transportes AéreosNov 1
6:00 am
ORDChicago O Hare Airport
Nov 2
1:00 pm
AEPBuenos Aires Jorge Newbery Airport
Search More
as low as
$704Chicago, US (CHI) - Buenos Aires, AR (BUE)
Gol Transportes AéreosNov 1
5:00 am
ORDChicago O Hare Airport
Nov 2
1:00 pm
AEPBuenos Aires Jorge Newbery Airport
Search More
as low as
$724Chicago, US (CHI) - Buenos Aires, AR (BUE)
COPA AirlinesNov 1
2:13 pm
ORDChicago O Hare Airport
Nov 2
9:57 pm
EZEBuenos Aires Ministro Pistarini Airport
Search More
as low as
$819Chicago, US (CHI) - Buenos Aires, AR (BUE)
COPA AirlinesNov 1
2:13 pm
ORDChicago O Hare Airport
Nov 3
1:11 am
EZEBuenos Aires Ministro Pistarini Airport
Search More
as low as
$819Best Buenos Aires Hotel + Flight Packages
Chicago - Buenos Aires packages
Round-trip flight from Chicago
CHI to BUE
Howard Johnson Plaza by Wyndham Buenos Aires Florida Street
Buenos Aires, Florida Street 944 1st Floor
7.9216 Reviews4-Star Hotel
7% Package Savings
$1,391/person
$2,980 $2,782 total
Incl. Flight + Hotel
Round-trip flight from Chicago
CHI to BUE
Marriott Buenos Aires Ezeiza Airport
Buenos Aires, Martin Miguel De Guemes 4718, Autopista Ricchieri Km 20
7.8361 Reviews3.5-Star Hotel
$1,734/person
$3,468 total
Incl. Flight + Hotel
Round-trip flight from Chicago
CHI to BUE
Tucuman Palace Hotel
Buenos Aires, Tucuman 384 - Microcentro
6.8113 Reviews3-Star Hotel
$1,031/person
$2,062 total
Incl. Flight + Hotel
Round-trip flight from Chicago
CHI to BUE
Alvear Art Hotel
Buenos Aires, Suipacha 1036
8.5244 Reviews5-Star Hotel
13% Package Savings
$1,941/person
$4,477 $3,881 total
Incl. Flight + Hotel
Round-trip flight from Chicago
CHI to BUE
Alpino Hotel
Buenos Aires, Cabello 3318
6.9138 Reviews3.5-Star Hotel
$1,153/person
$2,306 total
Incl. Flight + Hotel
Round-trip flight from Chicago
CHI to BUE
Park Tower, A Luxury Collection Hotel, Buenos Aires
Buenos Aires, Avenida Leandro N. Alem 1193
8.457 Reviews5-Star Hotel
$2,760/person
$5,519 total
Incl. Flight + Hotel
Round-trip flight from Chicago
CHI to BUE
1253 Recoleta Small Hotel
Buenos Aires, Talcahuano, 1253
7.5540 Reviews4-Star Hotel
6% Package Savings
$1,142/person
$2,438 $2,284 total
Incl. Flight + Hotel
Best Buenos Aires Hotel + Flight + Car Packages
Chicago - Buenos Aires packages
Round-trip flight from Chicago
CHI to BUE
Tucuman Palace Hotel
Buenos Aires, Tucuman 384 - Microcentro
6.8113 Reviews3-Star Hotel
Rental car included
Pick-up in BUE
$1,200/person
$2,400 total
Incl. Flight + Hotel + Car
Round-trip flight from Chicago
CHI to BUE
Alpino Hotel
Buenos Aires, Cabello 3318
6.9138 Reviews3.5-Star Hotel
Rental car included
Pick-up in BUE
$1,290/person
$2,580 total
Incl. Flight + Hotel + Car
Round-trip flight from Chicago
CHI to BUE
Park Tower, A Luxury Collection Hotel, Buenos Aires
Buenos Aires, Avenida Leandro N. Alem 1193
8.457 Reviews5-Star Hotel
Rental car included
Pick-up in BUE
$2,897/person
$5,793 total
Incl. Flight + Hotel + Car
Round-trip flight from Chicago
CHI to BUE
1253 Recoleta Small Hotel
Buenos Aires, Talcahuano, 1253
7.5540 Reviews4-Star Hotel
Rental car included
Pick-up in BUE
6% Package Savings
$1,281/person
$2,713 $2,561 total
Incl. Flight + Hotel + Car
Round-trip flight from Chicago
CHI to BUE
Hotel Pulitzer Buenos Aires
Buenos Aires, Maipu 907
8.2263 Reviews4-Star Hotel
Rental car included
Pick-up in BUE
$1,554/person
$3,107 total
Incl. Flight + Hotel + Car
Round-trip flight from Chicago
CHI to BUE
Gran Hotel Argentino
Buenos Aires, Carlos Pellegrini 37
7507 Reviews3-Star Hotel
Rental car included
Pick-up in BUE
$1,328/person
$2,656 total
Incl. Flight + Hotel + Car
Round-trip flight from Chicago
CHI to BUE
Howard Johnson Plaza by Wyndham Buenos Aires Florida Street
Buenos Aires, Florida Street 944 1st Floor
7.9216 Reviews4-Star Hotel
Rental car included
Pick-up in BUE
6% Package Savings
$1,533/person
$3,253 $3,065 total
Incl. Flight + Hotel + Car
Round-trip flight from Chicago
CHI to BUE
Marriott Buenos Aires Ezeiza Airport
Buenos Aires, Martin Miguel De Guemes 4718, Autopista Ricchieri Km 20
7.8361 Reviews3.5-Star Hotel
Rental car included
Pick-up in BUE
$1,871/person
$3,742 total
Incl. Flight + Hotel + Car
When is the best time of day to fly?
Afternoon (2pm - 5pm) is the cheapest time of day to fly from Chicago to Buenos Aires. At $1,121 it is 16% cheaper than the average time. Late night (9pm - 12am) is the most expensive time, 21% above average.
Show the data
| Time of day | Average fare |
|---|---|
| Morning | $1,267 |
| Midday | $1,236 |
| Afternoon | $1,121 |
| Evening | $1,441 |
| Late Night | $1,617 |
What do round-trip flights from Chicago to Buenos Aires cost?
Share of fares in each price range.
Show the data
| Price range | Share of fares |
|---|---|
| $800 to $1,000 | 46% |
| $1,000 to $1,200 | 3% |
| $1,200 to $1,400 | 37% |
| $1,400 to $1,600 | 7% |
| $1,600 to $1,800 | <1% |
| $1,800 to $2,000 | 1% |
| $2,000 and up | 5% |