AirHint found the following cheapest return flights from Singapore (SIN) to Santiago (SCL) in December 2025 (see full year).
Return flights
| 04 Dec - 21 Dec | Qantas | ||
| 29 Dec - 22 Jan | Air France | ||
| 20 Dec - 30 Dec | Qantas | ||
| 20 Dec - 27 Dec | Air France |
Also check the deals for one-way flights from Singapore to Santiago in December.
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