Perth and Adelaide are two of Australia’s most underrated coastal cities…. But what happens when you link them together in one epic 15 day itinerary? Well…probably a little bit of magic. To help you make the most of this magical coastline, we have put together the ultimate south western Australia coastline itinerary! Spanning 15 day, we will guide you through the best things to do on a Perth to Adelaide road trip. You’ll explore Margaret River’s vineyards, drive across the famous Nullarbor road, and arrive in the vibrant city of Adelaide. Expect coastal scenery, ancient forests, and outback plains—all in one epic road trip.