There are
2,262 mi
from Oceanside, CA to Gahanna, OH
That's the driving distance. It would take 1 day 16 hours to go from Oceanside, California to Gahanna, Ohio.
The flight distance (direct flight from Oceanside, CA to Gahanna, OH) is 1,957.57 mi.
2,262 mi = 3,640.57 kms