Miles/hour to Kilometers/hour Converter

Miles/hour to Kilometers/hour

Convert Miles/hour (mph) to Kilometers/hour (km/h) with this free speed converter. Enter any value above for an instant result. Prefer the reverse? Convert Kilometers/hour to Miles/hour.

Related speed conversions

• Kilometers/hour to Miles/hour(km/h → mph)
• Miles/hour to Meters/second(mph → m/s)
• Meters/second to Kilometers/hour(m/s → km/h)
• Miles/hour to Knot(mph → kn)
• Knot to Kilometers/hour(kn → km/h)
• Miles/hour to Feet/second(mph → ft/s)
• Feet/second to Kilometers/hour(ft/s → km/h)

Frequently asked questions

How do I convert Miles/hour to Kilometers/hour?

Enter an amount in Miles/hour, keep the target as Kilometers/hour, and the converter shows the exact result instantly in your browser.

What is the formula for mph to km/h?

Values are converted through a standard speed base unit so results stay consistent across all supported units.

Can I convert other units too?

Yes — switch categories above, pick any related pair, or open the main unit converter.