There are
657 mi
from Alhambra, CA to Arcata, CA
That's the driving distance. It would take 12 hours 47 mins to go from Alhambra, California to Arcata, California.
The flight distance (direct flight from Alhambra, CA to Arcata, CA) is 570.21 mi.
657 mi = 1,057.87 kms