Your total trip with all stops is around 1,300 miles / 2100 km, taking roughly 21 hours for the whole trip. If you want to see every small town along the way, you can get a full list of cities between IAH and CPR.
Start from George Bush Intercontinental Airport.
Dallas, Texas is stopping point #1 after driving about 230 miles (370 km) or 4 hours.
Amarillo, Texas is stopping point #2 after driving about 360 miles (580 km) or 6 hours. Your total trip so far is about 590 miles or 960 km over roughly 10 hours of driving.
Denver, Colorado is stopping point #3 after driving about 420 miles (680 km) or 7 hours. Your total trip so far is about 1,020 miles or 1630 km over roughly 16.5 hours of driving.
Finally, Casper-Natrona County International Airport is your destination after driving about 290 miles (470 km) or 4.5 hours. Your total trip with all stops is around 1,300 miles or 2100 km, taking roughly 21 hours for the whole trip.
Travelmath helps you figure out where to stop when planning a long road trip from one location to another. The best stopping point for an overnight hotel stay or a break from driving often depends on how far or how long you want to drive before pausing to rest. You can find the closest city to your stopping point to look for hotels, or explore other cities and towns along the route. Use this as a road trip planner when you're driving cross-country or mapping a route with multiple stops.