There are
1,218 mi
from Orem, UT to Harker Heights, TX
That's the driving distance. It would take 23 hours 26 mins to go from Orem, Utah to Harker Heights, Texas.
The flight distance (direct flight from Orem, UT to Harker Heights, TX) is 1,010.49 mi.
1,218 mi = 1.61 kms