There are
2,189 mi
from Temecula, CA to Piqua, OH
That's the driving distance. It would take 1 day 14 hours to go from Temecula, California to Piqua, Ohio.
The flight distance (direct flight from Temecula, CA to Piqua, OH) is 1,865.61 mi.
2,189 mi = 3.22 kms