7 really good reasons to book a trip to Kangaroo Island Kangaroo Island A trip to Kangaroo Island in South Australia will give your clients a very special experience and will likely be the holiday highlight during their stay in Australia. Just a short flight from the vineyard city of Adelaide, or a three-hour road trip and ferry ride, it is easy to whisk your clients over the Southern Ocean to this wildlife paradise. The island is teeming with native animals and birds and is also home to a thriving food and drinks scene curated by passionate locals who use local ingredients to great effect in wines, gins and on menus across KI.