Miles per hour to Kilometers per hour

Convert miles per hour to kilometers per hour. Live result, plus a quick-reference table for common values.

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⇆ Convert Kilometers per hour to Miles per hour instead

Frequently asked questions

How do I convert miles per hour to kilometers per hour?

Multiply the mile per hour value by 1.60934. So 1 mile per hour = 1.60934 km/h, and the calculator above does it instantly for any number.

How many kilometers per hour are in a mile per hour?

There are 1.60934 kilometers per hour in one mile per hour. The reference table shows the conversion for common values.

Is this mph to km/h converter free?

Yes, completely free, no sign-up, and it runs entirely in your browser, so nothing is uploaded.