The average price of petrol in Mount Isa is HK$9.36/litre over the past month, costing you anywhere between HK$421 and HK$608 to fill up a car’s fuel tank.
Generally, for a better deal it’s recommended to book in a timely manner (to save up to 31%). Cheapflights recommends you book around 90 days prior to your deserved date. Booking as early as you can also increases the likelihood that you’ll get the ideal car.
The length of time you can book a rental for is subject to the inventory of the supplier. When renting a vehicle from Mount Isa it should be possible to rent a car for a whole month if needed.