Converters
Km to Miles Converter
Convert kilometers to miles and back instantly — with a quick reference table.
Quick reference
About this tool
Road distances, running stats and speed limits switch between km and miles depending on the country. Type either value and get the other instantly, plus a reference table for common distances.
1 km = 0.62137 miles; 1 mile = 1.609 km. A 5K run is 3.1 miles; a marathon is 42.2 km / 26.2 miles.
How to use
- Type a value in either field.
- The other side converts instantly.
Frequently asked questions
6.21 miles — the classic 10K race distance.
Multiply km by 0.6 for a rough mile figure (or miles by 1.6 for km). The tool gives the exact number.
The US and UK for road distances; most of the world signs in kilometers.