Earn point on your loyalty program!arrow arc left

Cheap flights from Austin (AUS) to Buenos Aires (AEP)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Austin (AUS) to Buenos Aires (AEP)

How to find the cheapest flight from Austin (AUS) to Buenos Aires (AEP)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Austin (AUS) to Buenos Aires (AEP)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Austin (AUS) to Buenos Aires (AEP)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Austin to Buenos Aires in April , May 2026

13 Apr - 19 May $ 812.00
AUS
Austin
LATAM Airlines
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
LATAM Airlines
2 STOPS
AUS
Austin
Pick dates
12 Apr - 05 May $ 812.00
AUS
Austin
LATAM Airlines
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
LATAM Airlines
2 STOPS
AUS
Austin
Pick dates
13 Apr - 08 May $ 1,602.00
AUS
Austin
LATAM Airlines
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
LATAM Airlines
2 STOPS
AUS
Austin
Pick dates

Last minute flights from Austin to Buenos Aires

21 Apr - 01 May $ 1,020.00
AUS
Austin
LATAM Airlines
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
LATAM Airlines
2 STOPS
AUS
Austin
Pick dates
13 Apr - 01 May $ 1,038.00
AUS
Austin
LATAM Airlines
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
LATAM Airlines
2 STOPS
AUS
Austin
Pick dates
28 Apr - 01 May $ 1,044.00
AUS
Austin
LATAM Airlines
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
LATAM Airlines
2 STOPS
AUS
Austin
Pick dates

One-way flights to Buenos Aires from Austin

6:39 PM - 9:30 AM
LATAM Airlines
2 Stops
19h 21m
AUS - AEP
$ 378
Kiwi
Pick dates
9:00 AM - 1:15 AM
LATAM Airlines
2 Stops
20h 40m
AUS - AEP
$ 384
Kiwi
Pick dates
4:04 PM - 8:55 AM
LATAM Airlines
2 Stops
17h 56m
AUS - AEP
$ 549
Kiwi
Pick dates

How to find the cheapest flight from Austin (AUS) to Buenos Aires (AEP)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Austin (AUS) to Buenos Aires (AEP)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Austin (AUS) to Buenos Aires (AEP)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.