South Rim Mule Rides
At the Grand Canyon's South Rim mule trips are offered year round. Unfortunately, this does not mean that one can be booked easily. Even though their is a chance of a cancelation the waiting list is big, so plan ahead and make a reservation about a year upfront.
North Rim Mule Rides
Unlike the South Rim tours, the North Rim mule rides are offered only from mid-May to mid-October. The chances of enjoying muler tour at the North Rim are bigger as one-hour tours are available on daily basis. These trips do not go down to Colorado river.