Your total trip with all stops is around 1,660 miles / 2670 km, taking roughly 25.5 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 IAD and COS.
Start from Washington Dulles International Airport.
Columbus, Ohio is stopping point #1 after driving about 410 miles (660 km) or 7 hours.
Indianapolis, Indiana is stopping point #2 after driving about 180 miles (280 km) or 2.5 hours. Your total trip so far is about 590 miles or 940 km over roughly 9.5 hours of driving.
Columbia, Missouri is stopping point #3 after driving about 360 miles (580 km) or 5.5 hours. Your total trip so far is about 950 miles or 1520 km over roughly 15 hours of driving.
Hays, Kansas is stopping point #4 after driving about 390 miles (630 km) or 5.5 hours. Your total trip so far is about 1,340 miles or 2150 km over roughly 21 hours of driving.
Finally, Colorado Springs Airport is your destination after driving about 320 miles (510 km) or 5 hours. Your total trip with all stops is around 1,660 miles or 2670 km, taking roughly 25.5 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.