Your total trip with all stops is around 1,470 miles / 2370 km, taking roughly 22.5 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 BWI and IAH.
Start from Baltimore/Washington International Thurgood Marshall Airport.
Roanoke, Virginia is stopping point #1 after driving about 280 miles (440 km) or 4.5 hours.
Knoxville, Tennessee is stopping point #2 after driving about 260 miles (420 km) or 4 hours. Your total trip so far is about 540 miles or 860 km over roughly 8.5 hours of driving.
Birmingham, Alabama is stopping point #3 after driving about 260 miles (410 km) or 4 hours. Your total trip so far is about 790 miles or 1280 km over roughly 12 hours of driving.
Baton Rouge, Louisiana is stopping point #4 after driving about 400 miles (640 km) or 6 hours. Your total trip so far is about 1,190 miles or 1920 km over roughly 18 hours of driving.
Finally, George Bush Intercontinental Airport is your destination after driving about 280 miles (450 km) or 4.5 hours. Your total trip with all stops is around 1,470 miles or 2370 km, taking roughly 22.5 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.