There are
1,946 mi
from Meridian, ID to Piqua, OH
That's the driving distance. It would take 1 day 9 hours to go from Meridian, Idaho to Piqua, Ohio.
The flight distance (direct flight from Meridian, ID to Piqua, OH) is 1,660.60 mi.
1,946 mi = 1.61 kms