AirHint found the following cheapest one-way flights from Adelaide (ADL) to Singapore (SIN) in December 2025 (see full year).
One-Way flights
| 02 Dec | Jetstar | ||
| 09 Dec | Indonesia AirAsia | ||
| 03 Dec | Jetstar | ||
| 06 Dec | Jetstar | ||
| 08 Dec | Jetstar | ||
| 11 Dec | Jetstar | ||
| 31 Dec | Jetstar | ||
| 12 Dec | Jetstar | ||
| 17 Dec | Jetstar | ||
| 25 Dec | Indonesia AirAsia |
Also check the deals for return flights from Adelaide to Singapore 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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