In Reply to: Anyone know rate posted by spring on Tuesday, 2. December 2008 at 11:20 Bali Time:
Dont change money at Australian airports change it at the Bali airport just after you pass through customs.
The rate is pretty much the same as on the street.
If it is Rp7500-7600 as dennisc says it will will be about Rp6300 at Perth airport.