Distance Pace Time Calculator: Find Your Running Pace

A distance pace time calculator finds your average pace from a distance and finish time, and also shows average speed. Enter the distance in kilometres and the elapsed time in minutes to see pace in minutes per kilometre and speed in kilometres per hour.

Formula

Average pace is elapsed time divided by distance. Average speed is distance divided by elapsed time, expressed here in kilometres per hour.

• t = elapsed finish time in minutes.
• d = distance in kilometres.
• pace = t ÷ d, in minutes per kilometre (min/km).
• speed = d ÷ (t ÷ 60), in kilometres per hour (km/h); dividing time by 60 converts minutes to hours.

The calculator reports average pace and speed for the whole distance. It does not assume that every kilometre was completed at the same pace.

Worked Example

Using the default values, the distance is 10 km and the finish time is 50 minutes.

1. Average pace = 50 ÷ 10 = 5.00 min/km.
2. Convert the time to hours: 50 ÷ 60 = 0.8333 hours.
3. Average speed = 10 ÷ 0.8333 = 12 km/h, or directly 10 ÷ (50 ÷ 60) = 12.00 km/h.

Thus, a 10 km run completed in 50 minutes has an average pace of 5:00 per kilometre and an average speed of 12 km/h.

How to Use a Distance, Pace, and Time Calculator

Use the calculator when you know both the distance and the total elapsed time and want to compare the result as pace or speed. Enter values in the units shown: kilometres for distance and minutes for time. For a duration with seconds, convert it to decimal minutes before entering it. For example, 42 minutes 30 seconds is 42.5 minutes.

• Use the total distance actually covered, not a planned distance.
• Include the full elapsed time if you want an overall average, including pauses.
• Enter a positive distance and a non-negative time. A zero distance cannot produce a meaningful pace or speed.
• Read the first result as minutes per kilometre; the second is kilometres per hour.

For a time entered as hours, minutes, and seconds, first convert it: total minutes = hours × 60 + minutes + seconds ÷ 60. For instance, 1 hour 12 minutes is 72 minutes. If your distance is in metres, divide by 1,000 to convert it to kilometres; 5,000 m is 5 km.

Understanding Pace and Speed

Pace and speed describe the same average performance in different ways. Pace tells you how long a unit of distance takes, so a smaller min/km value means a faster pace. Speed tells you how much distance is covered in a unit of time, so a larger km/h value means a faster speed.

Metric and US customary units can be used, but the units must match the result. In minutes per mile, divide elapsed minutes by distance in miles; in miles per hour, divide miles by elapsed hours. As a useful conversion, 1 mile is approximately 1.609 kilometres. A pace of 8:00 min/mile is about 4:58 min/km, while 5:00 min/km is about 8:03 min/mile. These are rounded conversions, so small differences are normal.

Splits, Moving Time, and Limits

An overall average can hide changes in pace along the route. A runner might start faster, slow on a hill, or pause at a crossing; the calculator still divides the full distance by the selected elapsed time. To find an average for one section, enter that section’s distance and time instead. To examine kilometre-by-kilometre variation, use split times rather than relying on one overall average.

Moving time and elapsed time answer different questions. Moving time excludes recorded stops, while elapsed time measures the total interval from start to finish. Choose based on what you want to compare, and use the same convention when comparing two results. GPS distance can also differ from a measured course or track distance, particularly when the route bends or the device records an imperfect path.

Common Errors and Rounding

• Mixing units: entering miles while expecting min/km, or entering seconds as though they were minutes, makes the answer misleading. Convert first.
• Using clock notation as a decimal: 5:30 is 5 minutes 30 seconds, or 5.5 minutes—not 5.30 minutes.
• Rounding too early: keep the full time and distance for the calculation, then round the final pace or speed. A displayed pace of 5.00 min/km is a rounded average, not proof that every split was exactly five minutes.
• Confusing pace with speed: lower pace is faster; higher speed is faster. Their numbers move in opposite directions.

Rounding can matter over short distances or when comparing close results. For a more precise comparison, preserve seconds in the time and use a consistent distance source and time convention.

Frequently Asked Questions

How do I calculate pace from distance and time?
Divide elapsed time by distance, using matching units. For 40 minutes over 8 km, 40 ÷ 8 = 5 minutes per kilometre.

How do I calculate running time from pace and distance?
Multiply pace by distance. At 5 minutes per kilometre for 10 km, the estimated time is 50 minutes. Make sure the pace and distance use compatible units.

How do I calculate distance from pace and time?
Divide elapsed time by pace. At 30 minutes and 6 minutes per kilometre, the distance is 30 ÷ 6 = 5 km.

Is pace the same as speed?
No. Pace is time per distance, such as min/km; speed is distance per time, such as km/h. They are related but expressed in inverse units.

Should I use moving time or elapsed time?
Use elapsed time for the average from start to finish, including stops. Use moving time if you specifically want an average based only on time in motion, and state which one you used when comparing results.

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in t | Finish time | min | 50 | 0
in d | Distance | km | 10 | 0
out pace | Average pace | min/km | t / d | 2
out speed | Average speed | km/h | d / (t / 60) | 2