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 March , April 2026

26 Mar - 28 Apr $ 934.00
AUS
Austin
LATAM Airlines
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
LATAM Airlines
2 STOPS
AUS
Austin
Pick dates
26 Mar - 16 Apr $ 934.00
AUS
Austin
LATAM Airlines
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
LATAM Airlines
2 STOPS
AUS
Austin
Pick dates
26 Mar - 24 Apr $ 934.00
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

26 Mar - 01 Apr $ 984.00
AUS
Austin
Spirit Airlines
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Spirit Airlines
2 STOPS
AUS
Austin
Pick dates
19 Mar - 01 Apr $ 984.00
AUS
Austin
Spirit Airlines
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Spirit Airlines
2 STOPS
AUS
Austin
Pick dates
20 Mar - 01 Apr $ 1,004.00
AUS
Austin
Spirit Airlines
2 STOPS
AEP
Buenos Aires
AEP
Buenos Aires
Spirit Airlines
2 STOPS
AUS
Austin
Pick dates

One-way flights to Buenos Aires from Austin

8:51 AM - 9:35 AM
LATAM Airlines
2 Stops
29h 9m
AUS - AEP
$ 328
Kiwi
Pick dates
3:42 PM - 9:15 AM
JetSMART
2 Stops
17h 38m
AUS - AEP
$ 453
Kiwi
Pick dates
3:48 PM - 8:45 AM
LATAM Airlines
2 Stops
17h 57m
AUS - AEP
$ 1,193
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.