Speed, Distance & Time Calculator
Calculate speed, distance or time using the formula Speed = Distance ÷ Time. Solve for any variable. Convert between km/h, mph, m/s and minutes/seconds.
Calculate speed, distance or time using the formula: Speed = Distance ÷ Time. Solve for any variable when you have the other two.
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Formula
Speed, Distance & Time Formulas
Speed = Distance ÷ Time Distance = Speed × Time Time = Distance ÷ Speed
Frequently Asked Questions
When to use this calculator
- →Planning travel time for a route of known distance and average speed
- →Finding average speed from distance traveled and time taken
- →Calculating required speed to cover a distance in a given time
- →Converting between speed units (km/h, mph, m/s)
Worked example
Scenario: You drive 300 km in 4 hours
Calculation: Speed = 300 ÷ 4 = 75 km/h
In other units: 75 km/h = 46.6 mph = 20.8 m/s