There are several available river trips that are available. You can take your Raft from Lee’s Ferry to Lake Mead, Diamond Creek, Whitemore Wash, or Phantom Ranch. Alternatively, you can try a trip from Phantom Ranch to Lake Mead, Diamond Creek or Whitmore Wash. Finally, you can choose a trip between Whitmore Wash to Lake Mead. The longest is riding all the way down to Lake Mead, which means going through the entire 280 miles of the canyon and would take eight to nine days using a motorized raft (close to two weeks with a non-motorized raft).
Lee’s Ferry to Diamond Creek is a bit shorter at 225 miles, and will take around a week for a motorized raft. (12-14 days for the non-motorized raft) You will not see the lower Granite Gorge during this trip.
Lee’s Ferry to Whitmore Wash will take you through the heart of the Grand Canyon. It should take just under a week to get through (as you travel 188 miles) with a motorized raft (closer to 10 days with a non-motorized raft).
Lee’s Ferry to Phantom Ranch will take you through the upper part of the Grand Canyon, spanning 88 miles, will take you about four days to get through on a motorized raft (Five or six days on a non-motorized raft).
The Phantom Ranch to Lake Mead trip will take you through the lower Grand Canyon section as you travel 192 miles, and just under a week to get through with a motorized raft (Up to 10 days with a non-motorized raft).
The Phantom Ranch to Diamond Creek will go through the great part of the Canyon taking you through 137 mile, in a motorized raft will take around 5 days ( Eight to nine days in a non-motorized raft).
The Phantom to Withmore Wash will require you to get to the initial point via a hike, you will then travel 100 miles down the river and will require a helicopter to get you out. Generally a four to seven day trip.
The Whitmore Wash to Lake Mead is a 92 mile trip that should take you only a couple of days to get through in a motorized raft (An extra day or two in a non-motorized raft).