There are
2,248 mi
from Downey, CA to Gahanna, OH
That's the driving distance. It would take 1 day 15 hours to go from Downey, California to Gahanna, Ohio.
The flight distance (direct flight from Downey, CA to Gahanna, OH) is 1,977.12 mi.
2,248 mi = 3,618.57 kms