Flights to Kangaroo Island starting at $ from airlines such as American Airlines, Delta, United, JetBlue, Frontier, and more. Expedia Price Guaranteed!. Travelling/ Flight Info . King Island, Kingscote, Lismore, Longreach, Melbourne, Merimbula, Mildura, Mornington Island, Moruya, Mount Gambier, Mount Isa. QantasLink will offer direct flights to Kangaroo Island from Adelaide and Melbourne from December in a boost for the island's tourism industry.