There are
2,425 mi
from Bellingham, WA to Clarksville, IN
That's the driving distance. It would take 1 day 18 hours to go from Bellingham, Washington to Clarksville, Indiana.
The flight distance (direct flight from Bellingham, WA to Clarksville, IN) is 1,953.75 mi.
2,425 mi = 3.22 kms