Olympic Dam (OLP) is a smaller airport in Australia. The one and only destination from here is Adelaide (ADL) with Alliance Airlines where you can fly 7 days a week.
From OLP, you have 1 airline to 1 different destinations

If you are in need of a rental car, there are several options at OLP.
If you are arriving at Olympic Dam and want to go to the city, you have several options. You can take a bus, a taxi, or a rental car. The bus is the cheapest and most convenient option, as it runs frequently. The taxi is more expensive and may take longer depending on the traffic. The rental car gives you more flexibility, but you have to pay for parking and fuel.