Originally Posted by
cauchy
This is, of course, something that's transit point specific. Some will be happy with separate onward bookings, others not. If it's a transit point that allows transit on separate tickets, then needing to apply for a physical visa before departure can be an advantage: it's far less likely that you'll be denied boarding by an over-zealous airline official.
If travel is via Australia, one of the taxes that will have been paid using 2 tickets vs 1 is the tax for immigration clearance
I wouldn't take the risk of trying to travel via Australia if it was me - especially with limited number of permitted passengers