There are
1,164 mi
from Youngstown, OH to Greenville, TX
That's the driving distance. It would take 21 hours 3 mins to go from Youngstown, Ohio to Greenville, Texas.
The flight distance (direct flight from Youngstown, OH to Greenville, TX) is 1,011.63 mi.
1,164 mi = 1,873.03 kms