Jetstar have announced some new deals in the run-up to Xmas. You need to book by October 17 for travel between November 1 and December 15. All flights are ex-Singapore.
The deals include:
Bangkok and Phuket from S$29
Phnom Penh and Siem Reap from S$49
Jakarta from S$59
Manila and Surabaya from S$69
Price are, as always, before all the charges, taxes etc etc.