AirHint found the following cheapest one-way flights from Sanya (SYX) to Singapore (SIN) in December 2025 (see full year).
One-Way flights
| 02 Dec | Shandong Airlines | ||
| 20 Dec | Cambodia Airways | direct | |
| 07 Dec | Cathay Pacific |
Also check the deals for return flights from Sanya to Singapore in December.
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