Cheapest one-way flights from Santiago to Buenos Aires in September from $57
AirHint found the following cheapest one-way flights from Santiago (SCL) to Buenos Aires (AEP) in September 2025 (see full year).
One-Way flights
| 19 Sep | JetSmart | ||
| 07 Sep | JetSmart | ||
| 23 Sep | JetSmart | ||
| 26 Sep | JetSmart | ||
| 21 Sep | JetSmart | ||
| 12 Sep | JetSmart | ||
| 13 Sep | JetSmart | ||
| 13 Sep | JetSmart | direct | |
| 23 Sep | JetSmart | direct | |
| 26 Sep | JetSmart | direct |
Also check the deals for return flights from Santiago to Buenos Aires 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.
