Super cheap flights from Hong Kong to Philadelphia, USA for only HK$3,791 (~$480 USD) return with United Airlines.
Aeroflot is offering cheap flights from Hong Kong to Oslo, Norway. Two way tickets to Oslo are starting at only HK$3,339 (~430USD)!
Tigerair has their Tigerflash campaign on going on today (Thursday 10.3.) and there are multiple cheap flights from Singapore available. For example fly from Singapore to Penang from only S$34 or from Singapore to Jakarta from only S$39.
Cebu Pacific has super cheap flights from Manila to Dubai from only PHP3,997.97 (~85USD) one way. Also from Dubai back to Manila only AED139 (~38USD)!
AirAsia has launched their latest BIG Sale with fares as cheap as 2$ within Southeast Asia.
Qatar Airways are offering cheap flights from Johor Bahru (Malaysia) to Istanbul, Turkey from only S$433 (~315USD / ~RM1,280) for a round trip. Johor Bahru airport is easily achievable from Singapore.