Originally Posted by airly : Hi Julie, I have done something similar before for 2 years (2013-2015). If cost is the most important factor for you, try the suggestion below:Flight: Try to fly Jetstar from MEL(Avalon) to SYD, most of the time the airfare is $49-$59 (6am flight), even come down to ...

Thanks for the advise, transport will be a big part of the cost and time so I do have to weigh that in.  Thanks also for the thought on working out the QF status.

Great idea contacting Virgin, hadn't thought about that and lounge would make it a little easier if delayed etc.  Thanks very much.

Thanks will check that out, hadn't thought of that and agree hotels are expensive, great idea.  Thank you 

Yes I'd do 3 days in Sydney and 4 days in Melbourne but all at my expense.