The distance from Tamborine Mountain to Perth is over 4,000 kilometers, making flying the only practical mode of transport. You should drive to Gold Coast Airport (OOL) and take a direct flight to Perth Airport (PER), which takes approximately 5 hours. Driving across the Nullarbor Plain is a massive undertaking that takes several days and is only recommended for experienced long-distance travelers.
Total Distance: 4,300 km driving distance; 3,600 km straight-line air distance.
Book well in advance as these flights are popular and prices fluctuate.
Spring or Autumn for the most comfortable weather in both locations.