The drive from Troy to Denver is approximately 1,200 km. You will head west through Missouri, Kansas, and into Colorado using I-70 West. This route takes you across the Great Plains. Driving is the most practical mode of transport for this trip. Expect a travel time of about 12 hours, depending on traffic and weather conditions.
Total Distance: 1,200 km driving, 1,050 km air distance.
Kansas City traffic can be heavy; plan accordingly.
Late spring or early autumn for mild weather.