From Canberra airport fly to Sydney airport. 55min $89. From Canberra Airport bus to Central Station then train to International Airport Station. 4hrs 34min $48. From Brindabella Cct Brindabella Business Pk line 11 bus to Canberra then bus to Sydney Airport T1. 4hrs 48min $38. From Canberra Airport (CBR) drive to Sydney Airport (SYD). 2hrs 49min $33.