There are
2,860 mi
from Clearwater, FL to Lewiston, ID
That's the driving distance. It would take 2 days 3 hours to go from Clearwater, Florida to Lewiston, Idaho.
The flight distance (direct flight from Clearwater, FL to Lewiston, ID) is 2,245.78 mi.
2,860 mi = 4,603.31 kms