How to convert kilometres to miles
mi = km × 0.6213711922
Example: 5 km × 0.6213711922 = 3.106855961 mi
Kilometers to Miles table
| Kilometers (km) | Miles (mi) |
|---|---|
| 0.5 km | 0.3106856 mi |
| 1 km | 0.62137119 mi |
| 2 km | 1.2427424 mi |
| 3 km | 1.8641136 mi |
| 4 km | 2.4854848 mi |
| 5 km | 3.106856 mi |
| 6 km | 3.7282272 mi |
| 7 km | 4.3495983 mi |
| 8 km | 4.9709695 mi |
| 9 km | 5.5923407 mi |
| 10 km | 6.2137119 mi |
| 15 km | 9.3205679 mi |
| 20 km | 12.427424 mi |
| 25 km | 15.53428 mi |
| 30 km | 18.641136 mi |
| 40 km | 24.854848 mi |
| 50 km | 31.06856 mi |
| 75 km | 46.602839 mi |
| 100 km | 62.137119 mi |
| 250 km | 155.3428 mi |
| 500 km | 310.6856 mi |
| 1,000 km | 621.37119 mi |
About these units
Kilometers (km): A kilometre is 1,000 metres. Road distances and running races are measured in kilometres in most countries.
Miles (mi): A mile (statute mile) is exactly 1,609.344 metres or 5,280 feet. Road distances in the US and UK use miles.
Frequently asked questions
How many miles are in 1 kilometre?
1 kilometre (km) equals 0.6213711922 miles.
How do I convert km to mi?
Multiply the value in kilometres by 0.6213711922. For example, 5 km × 0.6213711922 = 3.106855961 mi.
How do I convert miles back to kilometres?
Multiply by 1.609344 (or divide by 0.6213711922). 1 mi = 1.609344 km.
What is a kilometre?
A kilometre is 1,000 metres. Road distances and running races are measured in kilometres in most countries.
Conversion factors come from exact international definitions (NIST SP 811, BIPM) where they exist. Results show up to 10 significant digits. Need every length unit at once? Use the Length Converter.