Conversion Formula
$$L_{\text{mi}} = L_{\text{km}} \times 0.621371$$
Multiply kilometers by 0.621371 to get miles.
km to mi Conversion Table
| Kilometer (km) | Mile (mi) |
|---|---|
| 0.1 | 0.0621371 |
| 0.5 | 0.310686 |
| 1 | 0.621371 |
| 2 | 1.24274 |
| 5 | 3.10686 |
| 10 | 6.21371 |
| 25 | 15.5343 |
| 50 | 31.0686 |
| 100 | 62.1371 |
| 250 | 155.343 |
| 500 | 310.686 |
| 1,000 | 621.371 |
km to mi in Engineering
Length conversions are the most fundamental engineering conversions. Civil engineers work with feet and miles in the US or meters and kilometers internationally. Surveying uses chains, rods, and furlongs, while precision engineering requires mils and micrometers.
Kilometer: Standard metric unit for road distances, pipeline lengths, and large-scale civil engineering projects.
Mile: Standard US unit for road distances, pipeline lengths, and transportation engineering. Exactly 5280 feet.