There are
2,991 mi
from Boynton Beach, FL to Lewiston, ID
That's the driving distance. It would take 2 days 6 hours to go from Boynton Beach, Florida to Lewiston, Idaho.
The flight distance (direct flight from Boynton Beach, FL to Lewiston, ID) is 2,435.74 mi.
2,991 mi = 3.22 kms