How many miles per hour are in one kilometers per hour?

1 Kilometers per hour = 0.621371 Miles per hour (× 0.621371).

How accurate is this converter?

Results show 6 significant figures from exact definition factors; temperature uses formulas. Good enough for cooking, travel, and homework — not for certified trade.

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Km/h to Mph

Free kilometers per hour to miles per hour converter — answers as you type, with formula and cheat table. No signup.

Km/h to Mph — converter

Formula

1 km/h = 0.621371 mph

× 0.621371

Kilometers per hour to Miles per hour cheat table

Kilometers per hour (km/h)	Miles per hour (mph)
1	0.621371
2	1.24274
5	3.10686
10	6.21371
25	15.5343
50	31.0686
100	62.1371
1000	621.371

Km/h to Mph

Formula

Kilometers per hour to Miles per hour cheat table

FAQ

How many miles per hour are in one kilometers per hour?

How accurate is this converter?

How do I convert back?