Speed · Distance · Time
Solve for speed, distance or travel time from the other two values.
Enter values
km
km/h
hours
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Step by step
The formula
distance = speed × time
One relationship, distance = speed × time, rearranges three ways depending on which value is missing. Keeping units consistent is what matters most: kilometres with hours gives km/h, and mixing minutes into the same equation is where most errors creep in.
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Common questions this calculator answers — select one to load its values.
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Frequently asked questions
Which fields are used?+
Only the two fields needed for your chosen "solve for" are read — the third is ignored. Units assume km and hours; use the Speed Converter for other units.
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