There are
3,008 mi
from San Clemente, CA to Laconia, NH
That's the driving distance. It would take 2 days 7 hours to go from San Clemente, California to Laconia, New Hampshire.
The flight distance (direct flight from San Clemente, CA to Laconia, NH) is 2,556.30 mi.
3,008 mi = 4,840.52 kms