There are
2,973 mi
from Nashua, NH to San Dimas, CA
That's the driving distance. It would take 2 days 5 hours to go from Nashua, New Hampshire to San Dimas, California.
The flight distance (direct flight from Nashua, NH to San Dimas, CA) is 2,544.83 mi.
2,973 mi = 3.22 kms