Jet Airways is a full service and generally reliable. As others have mentioned, MH between AUS/KUL earns a lower SC/point than QF AUS/SIN. To chase SC BNE-SIN-KUL-BLR can be a choice (440SC RT in Disc J). If you're happy to backtrack, BNE-MEL/SYD-HKG on QF HKG-BLR on KA would be (520/480SC RT in...