Driving Time Calculator

Driving time is calculated from distance, average speed, and stops along the way.

Formula:

Driving Time = Distance / Average Speed

Total Trip Time = Driving Time + (Number of Stops × Time per Stop)

Metric conversion:

• km = miles × 1.60934
• miles = km × 0.621371
• km/h = mph × 1.60934

Typical average speeds (including slowdowns):

• Highway: 60–70 mph (97–113 km/h)
• Mixed highway/city: 45–55 mph (72–89 km/h)
• Rural roads: 40–50 mph (64–80 km/h)
• City driving: 20–30 mph (32–48 km/h)

Recommended stops:

• Every 2 hours or 100–150 miles for safety
• 15–30 minutes per rest stop
• Plan meal stops of 30–60 minutes

Road trip tips:

• Add 10–15% buffer time for traffic and unexpected delays
• Avoid driving more than 8–10 hours per day
• Fuel stops are typically every 250–350 miles (400–560 km)
• Check traffic conditions before and during your trip