There are
3,022 mi
from Rancho Cucamonga, CA to Rochester, NH
That's the driving distance. It would take 2 days 6 hours to go from Rancho Cucamonga, California to Rochester, New Hampshire.
The flight distance (direct flight from Rancho Cucamonga, CA to Rochester, NH) is 2,557.59 mi.
3,022 mi = 4.83 kms