There are
1,146 mi
from Cheyenne, WY to Dickinson, TX
That's the driving distance. It would take 20 hours 48 mins to go from Cheyenne, Wyoming to Dickinson, Texas.
The flight distance (direct flight from Cheyenne, WY to Dickinson, TX) is 975.57 mi.
1,146 mi = 1,844.53 kms