K2 Aviation Denali Flyer Flight Tour, the most popular of the K2 tours, includes everything from the Denali Experience Tour, as well as the stunning views of the 45-mile-long Kahiltna Glacier. Pass by Little Switzerland and its peaks. View the world-famous Kahiltna Base Camp and the formidable east face of Mount Foraker. This serene experience has a flight time of just over an hour.