If you don't mind not having a lie-flat seat and just want to get from Point A to Point B, Jetstar business could also be an option They have a flight from DPS to BNE. Without the Business Max package, flights are usually 7006379 IDR (382 GBP) to 8385379 IDR (457 GBP) one-way, but can be as low as 5945379 IDR (324 GBP). The business max package so you can earn Qantas points is about a 120 GBP add-on.
