Your total trip with all stops is around 1,250 miles / 2010 km, taking roughly 18.5 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 SMX and CPR.
Start from Santa Maria Public Airport.
Las Vegas, Nevada is stopping point #1 after driving about 420 miles (670 km) or 6.5 hours.
Salt Lake City, Utah is stopping point #2 after driving about 420 miles (680 km) or 6 hours. Your total trip so far is about 840 miles or 1350 km over roughly 12.5 hours of driving.
Finally, Casper-Natrona County International Airport is your destination after driving about 410 miles (660 km) or 6.5 hours. Your total trip with all stops is around 1,250 miles or 2010 km, taking roughly 18.5 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.