It's been a few years since we did Idaho (Lolo Pass below) which would include Yellowstone and Jackson WY (see route below).
The ride will be based out of Bozeman, MT.
Day 1 (Sat) -- Bozeman to Red Lodge, MT
Day 2 (Sun) -- Red Lodge to Cody, WY via Yellowstone NP
Day 3 (Mon) -- Cody to Jackson, WY via Chief Joseph Hwy and Yellowstone NP
Day 4 (Tue) -- Jackson to Sun Valley, ID
Day 5 (Wed) -- Sun Valley to McCall ID
Day 6 (Thu) -- McCall to Missoula, MT via Route 12 (Lolo Pass -- "Winding Road Next 99 Miles")
Day 7 (Fri) -- Missoula to Bozeman
Day 8 (Sat) --- Return bikes and fly out of Bozeman