To ensure the best chances of success on Kilimanjaro, it’s essential to have a proper training plan and start getting shape for high altitude trekking as soon as possible. When starting to train for high altitude trekking, the focus should be on endurance, strength and stamina. On the mountain, expect hiking days of 6 to 8 hours, with summit day being 12-16 hours, and carrying packs from 5 to 10 pounds.