From the airport you can choose to proceed by train, taxi or airport shuttle bus.

Taxi charges $25 - $30 from the airport to the City
Train charges approximately $16 to Central Station in the city
Shuttle Bus approximately $15 - $20 from the airport to the city. Please note that these buses may need to be pre-booked.

For more information on the transport facilities at the Sydney Airport visit: http://www.sydneyairport.com.au