Your total trip with all stops is around 940 miles / 1510 km, taking roughly 15 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 UST and TTN.
Start from St Augustine.
Savannah, Georgia is stopping point #1 after driving about 180 miles (280 km) or 3 hours.
Fayetteville, North Carolina is stopping point #2 after driving about 260 miles (420 km) or 4 hours. Your total trip so far is about 440 miles or 700 km over roughly 6.5 hours of driving.
Richmond, Virginia is stopping point #3 after driving about 210 miles (340 km) or 3 hours. Your total trip so far is about 650 miles or 1040 km over roughly 10 hours of driving.
Baltimore, Maryland is stopping point #4 after driving about 150 miles (240 km) or 2.5 hours. Your total trip so far is about 800 miles or 1290 km over roughly 12.5 hours of driving.
Finally, Trenton-Mercer Airport is your destination after driving about 140 miles (220 km) or 2.5 hours. Your total trip with all stops is around 940 miles or 1510 km, taking roughly 15 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.