There are
2,862 mi
from Nampa, ID to Key Biscayne, FL
That's the driving distance. It would take 2 days 2 hours to go from Nampa, Idaho to Key Biscayne, Florida.
The flight distance (direct flight from Nampa, ID to Key Biscayne, FL) is 2,381.59 mi.
2,862 mi = 4,606.03 kms