There are
1,249 mi
from Greeley, CO to Piqua, OH
That's the driving distance. It would take 22 hours 35 mins to go from Greeley, Colorado to Piqua, Ohio.
The flight distance (direct flight from Greeley, CO to Piqua, OH) is 1,076.50 mi.
1,249 mi = 1.61 kms