how far is amarillo to denver
Driving distance from Denver, CO to Amarillo, TX. The total driving distance from Denver, CO to Amarillo, TX is 421 miles or 678 kilometers. Your trip begins in Denver, Colorado. It ends in Amarillo, Texas. If you are planning a road trip, you might also want to calculate the total driving time from Denver, CO to Amarillo, TX so you can see when you'll arrive at your destination.