There are a number of trekking routes along the Inca Trail to Machu Picchu. However, the Classic Inca Trail route is a 3- to 5-day hike, and on average, it takes 4 days and 3 nights to reach Machu Picchu.  For those short on time, there is a quicker route to Machu Picchu. This trek starts at KM 104 on the Trail and only takes one day to hike to Machu Picchu.