Speed, Distance & Time Calculator
Enter any two of speed, distance, and time, and instantly solve for the third.
How to use the speed distance time calculator
- Choose your distance and speed units.
- Fill in any two of speed, distance, and time.
- Click Calculate to solve for the remaining value.
Planning sessions and segments
Knowing any two variables lets you plan the third: estimate how long a 60 km ride takes at 28 km/h, or what average speed a target finish time requires. It is the same relationship whether you cycle, run, or swim.
Frequently asked questions
What is the speed, distance, time formula?
Speed = distance ÷ time, distance = speed × time, and time = distance ÷ speed. This tool rearranges the formula automatically based on which fields you fill in.
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