Half Distance Triathlon Hawaii - Kohala Coast The 1.2-mile swim, with waters averaging 75°F (24°C), offers a mesmerizing start as the sun rises over the Pacific. Next, the 56-mile bike course takes you along the iconic IRONMAN World Championship route, leading you through the magical Kohala Coast with its rolling hills and vast lava fields, all while enjoying 360-degree island views. The ride concludes back at the Fairmont Orchid. Finally, the 13.1-mile run, featuring two loops around the ...