Your total trip with all stops is around 1,810 miles / 2910 km, taking roughly 30 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 Portland, ME and Norman, OK.
Start from Portland, Maine.
Yonkers, New York is stopping point #1 after driving about 300 miles (480 km) or 5.5 hours.
Akron, Ohio is stopping point #2 after driving about 450 miles (720 km) or 7 hours. Your total trip so far is about 750 miles or 1200 km over roughly 12.5 hours of driving.
Indianapolis, Indiana is stopping point #3 after driving about 300 miles (480 km) or 5 hours. Your total trip so far is about 1,050 miles or 1690 km over roughly 17.5 hours of driving.
Saint Louis, Missouri is stopping point #4 after driving about 240 miles (390 km) or 4 hours. Your total trip so far is about 1,290 miles or 2080 km over roughly 21.5 hours of driving.
Springfield, Missouri is stopping point #5 after driving about 220 miles (350 km) or 3.5 hours. Your total trip so far is about 1,510 miles or 2430 km over roughly 25 hours of driving.
Finally, Norman, Oklahoma is your destination after driving about 300 miles (490 km) or 4.5 hours. Your total trip with all stops is around 1,810 miles or 2910 km, taking roughly 30 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.