
The closest international airport is at Air New Zealand
Buses from all major cities stop in Wanaka. Timetable here. The cheapest option is nakedbus.com - fares on this service start at $1 if you book early enough. Otherwise try listing a ride on a rideshare site like Wanaka based Cooreea and travel here with other people. A fun alternative! :)
Approximate distances:
This is my favourite winery in the area. For Whites the Osteiner is really unique (nothing like it in Australia) http://www.rippon.co.nz/