AirHint found the following cheapest one-way flights from Buenos Aires (AEP) to Santiago (SCL) in December 2025 (see full year).

One-Way flights

01 Dec	JetSmart	direct
14 Dec	JetSmart	direct
18 Dec	JetSmart	direct
16 Dec	JetSmart	direct
07 Dec	JetSmart	direct
15 Dec	JetSmart	direct
08 Dec	JetSmart	direct
13 Dec	Flybondi
13 Dec	JetSmart	direct
06 Dec	JetSmart

Also check the deals for return flights from Buenos Aires to Santiago in December.

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 Santiago in December from 102€

One-Way flights