Originally Posted by WearyBizTrvlr
... There's a long thread in this forum with some long itineraries; I can't find it at the moment, so I can't post a link, but I remember it having additional creative ideas for maximizing your mileage.
Here is a thread that may assist:
RTW ticket, longest routing's ??
Note that a rule change relating to max of one segment between PER & MEL/BNE/SYD/CNS makes same of these no longer valid. However, you could always go via ADL from MEL/SYD/BNE where a one way connection can be purchased at around US$100.