What is the road travel distance between Cheyenne Wy and Denver Co?

The shortest driving distance is 876 miles.
The driving distance between Cheyenne, WY and Dallas, TX is approximately 975 miles. The driving time would be approximately 15 hours if you were to travel non-stop in good driving conditions. (The driving time does not take into consideration conditions which may extend trip time such as weather, road work, border crossings and rush hour traffic in urban areas.)