There are
1,715 mi
from Orem, UT to Gahanna, OH
That's the driving distance. It would take 1 day 6 hours to go from Orem, Utah to Gahanna, Ohio.
The flight distance (direct flight from Orem, UT to Gahanna, OH) is 1,514.99 mi.
1,715 mi = 2,759.52 kms