Kilometres to Miles
Type a distance in kilometres to see it in miles. Hit the swap button to go the other way.
How to convert kilometres to miles
Multiply the number of kilometres by 0.621371, or divide it by 1.609344.
miles = kilometres × 0.621371
For example, a marathon is 42.195 km, which is 26.219 miles.
Mental shortcut: multiply by 0.6 for a quick estimate. 50 km × 0.6 = 30 miles, close to the exact 31.07.
Km to miles reference table
| Kilometres (km) | Miles (mi) |
|---|---|
| 1 | 0.6214 |
| 2 | 1.2427 |
| 5 | 3.1069 |
| 10 | 6.2137 |
| 20 | 12.4274 |
| 25 | 15.5343 |
| 50 | 31.0686 |
| 100 | 62.1371 |
| 500 | 310.6856 |
To convert miles to kilometres, use the swap button, or multiply the miles by 1.609344.
Frequently asked questions
How many miles are in 1 kilometre?
1 km is 0.621371 miles.
How many kilometres are in a mile?
1 mile is exactly 1.609344 km.
Does this work for km/h to mph?
Yes. Speed uses the same factor, so 100 km/h is about 62.14 mph.