The advantage of the Everest Helicopter helicopter tour is the opportunity to see other famous peaks in the Himalayas, such as Lhotse, Nuptse, and Cho Oyu. These mountains are also impressive and add to the overall experience of the tour. This tour is an excellent option for those who want to see the mountain up close but may not have the time or ability to trek to the base camp. With its stunning views, flexibility, and safety, it's an adventure that is sure to be unforgettable.