Convert km to mi
Use the live converter below to translate between Kilometer (km) and Mile (mi). Scroll further for quick examples, formula tips, and related units.
Convert
km → mi
Formula
1 km = 0.6214 mi
Conversion sourcesTap or click to view references
The International System of Units (SI) — NIST Special Publication 330
National Institute of Standards and Technology (NIST). The SI Brochure (SP 330) is the definitive English edition of the BIPM SI tables. NIST’s edition lists the official constants and conversion factors tying inch-pound units to SI, which SwapUnits applies for length, mass, temperature, pressure, volume, and related conversions. See /standards/nist-si-tenfold for the complete decimal multiple/submultiple table. View source · View SI table
Results update as you type. Swap the direction to convert back from mi to km.
km to mi quick table
Multiply any row by the same factor to scale results. Use the converter above to enter exact values with your own units.
| Kilometer (km) | Mile (mi) |
|---|---|
| 0.25 km | 0.1553 mi |
| 0.5 km | 0.3107 mi |
| 1 km | 0.6214 mi |
| 2 km | 1.2427 mi |
| 5 km | 3.1069 mi |
| 10 km | 6.2137 mi |
| 25 km | 15.5343 mi |
| 100 km | 62.1371 mi |
mi back to km
Keep the reciprocal handy when double-checking calculations or undoing a conversion.
| Mile (mi) | Kilometer (km) |
|---|---|
| 0.25 mi | 0.4023 km |
| 0.5 mi | 0.8047 km |
| 1 mi | 1.6093 km |
| 2 mi | 3.2187 km |
| 5 mi | 8.0467 km |
| 10 mi | 16.0934 km |
| 25 mi | 40.2336 km |
| 100 mi | 160.9344 km |
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