Air asia is having another sale. It is giving 20% off for all flights in their destination except Thailand domestic flight and flight to/from London.
Book from 28-29 September 2009. Travel now until 30 November 2009.
Mod - corrected URL and category.
Last Thursday i was able to book from yogyakarta to singapore return travel date 2nd week of november 2009 for around 71AUD, and checked the fares ((base fares, not including meal, lugggage etc) just now with this 20% discount advertised but the fares quoted today is higher (88AUD). tried to search for some other off peak dates including in 2110 and found mostly the base fares to be 88AUD.