There are
2,513 mi
from Youngstown, OH to Larkspur, CA
That's the driving distance. It would take 1 day 19 hours to go from Youngstown, Ohio to Larkspur, California.
The flight distance (direct flight from Youngstown, OH to Larkspur, CA) is 2,221.74 mi.
2,513 mi = 3.22 kms