AirHint found the following cheapest one-way flights from Buenos Aires (AEP) to Mendoza (MDZ) in September 2025 (see full year).

One-Way flights

29 Sep	JetSmart	direct
23 Sep	Flybondi	direct
30 Sep	Flybondi	direct
30 Sep	Flybondi
24 Sep	JetSmart	direct
26 Sep	JetSmart
28 Sep	JetSmart	direct
26 Sep	JetSmart	direct
20 Sep	Aerolineas Argentinas
20 Sep	Flybondi	direct

Also check the deals for return flights from Buenos Aires to Mendoza in September.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest one-way flights from Buenos Aires to Mendoza in September from $50

One-Way flights