Your total trip with all stops is around 1,270 miles / 2040 km, taking roughly 19.5 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 Seaside, CA and Boulder, CO.
Start from Seaside, California.
Bakersfield, California is stopping point #1 after driving about 220 miles (350 km) or 3.5 hours.
Las Vegas, Nevada is stopping point #2 after driving about 290 miles (460 km) or 4.5 hours. Your total trip so far is about 510 miles or 810 km over roughly 8 hours of driving.
Grand Junction, Colorado is stopping point #3 after driving about 510 miles (810 km) or 7.5 hours. Your total trip so far is about 1,010 miles or 1630 km over roughly 15 hours of driving.
Finally, Boulder, Colorado is your destination after driving about 260 miles (410 km) or 4 hours. Your total trip with all stops is around 1,270 miles or 2040 km, taking roughly 19.5 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.