There are
2,746 mi
from Fountain Valley, CA to Somerville, NJ
That's the driving distance. It would take 2 days 1 hour to go from Fountain Valley, California to Somerville, New Jersey.
The flight distance (direct flight from Fountain Valley, CA to Somerville, NJ) is 2,409.02 mi.
2,746 mi = 4,419.41 kms