Your total trip with all stops is around 600 miles / 970 km, taking roughly 10 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 AZA and SMX.
Start from Phoenix-Mesa Gateway Airport.
Indio, California is stopping point #1 after driving about 320 miles (510 km) or 5.5 hours.
Los Angeles, California is stopping point #2 after driving about 130 miles (200 km) or 2 hours. Your total trip so far is about 440 miles or 720 km over roughly 7.5 hours of driving.
Finally, Santa Maria Public Airport is your destination after driving about 160 miles (250 km) or 2.5 hours. Your total trip with all stops is around 600 miles or 970 km, taking roughly 10 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.