Your total trip with all stops is around 1,460 miles / 2350 km, taking roughly 22 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 LAS and IAH.
Start from Harry Reid International Airport.
Flagstaff, Arizona is stopping point #1 after driving about 250 miles (410 km) or 4 hours.
Albuquerque, New Mexico is stopping point #2 after driving about 320 miles (520 km) or 5 hours. Your total trip so far is about 580 miles or 930 km over roughly 9 hours of driving.
Amarillo, Texas is stopping point #3 after driving about 290 miles (470 km) or 4 hours. Your total trip so far is about 870 miles or 1390 km over roughly 13.5 hours of driving.
Dallas, Texas is stopping point #4 after driving about 370 miles (590 km) or 5.5 hours. Your total trip so far is about 1,230 miles or 1980 km over roughly 19 hours of driving.
Finally, George Bush Intercontinental Airport is your destination after driving about 230 miles (370 km) or 3.5 hours. Your total trip with all stops is around 1,460 miles or 2350 km, taking roughly 22 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.