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Cycling speed calculator

Turn a distance and a ride time into your average speed — in km/h and mph — and the pace per kilometre. Handy for pacing a sportive or checking a training ride.

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The Cycling speed calculator turns Distance (km), Hours, Minutes into Speed (km/h), Speed (mph), Pace (min/km), instantly and for free. For instance, with Distance (km) = 50, Hours = 2 and Minutes = 5 it returns Speed (km/h) = 24, Speed (mph) = 14.913 and Pace (min/km) = 2.5.

How to use it

  1. Enter your values: Distance (km), Hours, Minutes.
  2. Read the result instantly: Speed (km/h), Speed (mph), Pace (min/km).

Frequently asked questions

How does the Cycling speed calculator work?

It takes Distance (km), Hours and Minutes and derives Speed (km/h), Speed (mph) and Pace (min/km) from them. The calculation is live as you type, so the result updates on every change.

Which values does the calculator ask for?

3 values: Distance (km), Hours and Minutes. Nothing else is required — no account, no file upload.

What does a typical calculation look like?

With Distance (km) = 50, Hours = 2 and Minutes = 5, the calculator returns Speed (km/h) = 24, Speed (mph) = 14.913 and Pace (min/km) = 2.5. Those figures come from running this exact tool, so you can reproduce them by entering the same values.

What does it give for smaller values?

Scaled down to Distance (km) = 25, Hours = 1 and Minutes = 3, Speed (km/h) comes out at 23.81. The relationship is worth checking at both ends before you rely on a single result.

When would I actually use this?

Preparing a race: the pace a target time needs, the splits to hold it, and the training zones that sit under it — on foot, and equally on a bike or in a pool, where the same session is measured in watts or in a hundred-metre split instead.

What is the most common mistake?

Scaling a time linearly to a longer distance. A marathon is not two half-marathons; race predictors use an exponent around 1.06 precisely because fatigue is not proportional.

What is the difference between the Cycling speed calculator and the Sprint speed calculator?

This one returns Pace (min/km); the Sprint speed calculator returns Speed (m/s). That is the whole difference — open the one whose figure you need.

Is there a tool for the next step?

Cycling power calculator is the closest one after this: Estimate the power (watts) needed to ride at a speed on the flat.

What else is worth having open alongside it?

FTP calculator (cycling) and Cycling Power Zones Calculator — they come up in the same task often enough to be worth a second tab.

Where do the figures come from, and how current are they?

Pace arithmetic is exact. Race predictions follow Riegel's formula, which assumes training matched to the longer distance — without it the prediction is optimistic.

Further reading

All guides →
ExplainerCycling Speed Is Mostly a Fight With AirRolling resistance grows with speed, air resistance grows with its square, and power grows with its cube. Work the equation and the crossover falls at 10 mph — after which almost everything you pay for is air, and a headwind costs more than the same tailwind returns.ExplainerGear Inches, Development, and Why Cyclists Argue About Ratios50/11 means nothing until you attach a wheel. Gear inches and metres of development, derived and converted, a full table for a real 12-speed drivetrain, and why the gear step between two sprockets decides whether you can hold a cadence.How-toHow to Calculate Cycling Power Zones From Your FTPTurn your FTP into the seven Coggan training zones, each a percentage of threshold power, to guide every ride.ExplainerWhat Is Cycling FTP (Functional Threshold Power)?FTP is the highest power in watts you can hold for about an hour. Learn how to test it, why watts per kilogram matters, and how it guides training zones.ExplainerCycling Power (Watts) ExplainedPower is the objective measure of cycling effort. Here's what watts mean, why they beat speed and heart rate, what FTP is, and why watts per kilo matter.ExplainerPace to Speed Conversion: Min/Mile, MPH and the FormulasHow to convert between running pace in minutes per mile and speed in miles per hour, with the exact formulas.