The Stuart Highway is sealed from Adelaide to Darwin.
If you wish to travel via unsealed/dirt roads, be mindful that outback road conditions can change very quickly with just a small amount of rain. Be sure to check the road conditions and weather forecast before you travel and stay up to date with the latest road conditions.
You can find the latest road conditions information at www.dpti.sa.gov.au/OutbackRoads or you can phone 1300 361 033 to listen to a recorded message on current, Outback SA road conditions.
It can also be helpful to speak with the local businesses in the region for more detailed information on the current road conditions (e.g. corrugations).
The following regional businesses can provide the most up to date road condition information for the unsealed roads in their respective locations:
Marree Hotel - (08) 8675 8344
William Creek Hotel - (08) 8670 7880
Oodnadatta Pink Roadhouse - 1800 802 074