This is a few of the transport options for New South Wales ( NSW ) & Sydney 

SYD - International Airport  @ Mascot

Three (3) Terminals:   T1 is International  T2 is Qantas Domestic   T3 is Jetstar & Virgin Blue & REX

Regional Airports are Located at:

Greyhound Australia

Murray's Coaches

Tours:  AATKings   APT_Australian Pacific Tours   GrayLine   Great Sights   Wine Country ( Rover Coaches )

Australia's Great Train Journey - "Indian Pacific" - Sydney_Perth_Sydney  via  Blue Mtns  Bathurst   Broken Hill