There are
2,363 mi
from Pittsburg, CA to Piqua, OH
That's the driving distance. It would take 1 day 17 hours to go from Pittsburg, California to Piqua, Ohio.
The flight distance (direct flight from Pittsburg, CA to Piqua, OH) is 2,008.97 mi.
2,363 mi = 3,802.82 kms