How to convert miles to kilometres
km = mi × 1.609344
Example: 5 mi × 1.609344 = 8.04672 km
Miles to Kilometers table
| Miles (mi) | Kilometers (km) |
|---|---|
| 0.5 mi | 0.804672 km |
| 1 mi | 1.609344 km |
| 2 mi | 3.218688 km |
| 3 mi | 4.828032 km |
| 4 mi | 6.437376 km |
| 5 mi | 8.04672 km |
| 6 mi | 9.656064 km |
| 7 mi | 11.265408 km |
| 8 mi | 12.874752 km |
| 9 mi | 14.484096 km |
| 10 mi | 16.09344 km |
| 15 mi | 24.14016 km |
| 20 mi | 32.18688 km |
| 25 mi | 40.2336 km |
| 30 mi | 48.28032 km |
| 40 mi | 64.37376 km |
| 50 mi | 80.4672 km |
| 75 mi | 120.7008 km |
| 100 mi | 160.9344 km |
| 250 mi | 402.336 km |
| 500 mi | 804.672 km |
| 1,000 mi | 1,609.344 km |
About these units
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.
Kilometers (km): A kilometre is 1,000 metres. Road distances and running races are measured in kilometres in most countries.
Frequently asked questions
How many kilometres are in 1 mile?
1 mile equals 1.609344 kilometres (km).
How do I convert mi to km?
Multiply the value in miles by 1.609344. For example, 5 mi × 1.609344 = 8.04672 km.
How do I convert kilometres back to miles?
Multiply by 0.6213711922 (or divide by 1.609344). 1 km = 0.6213711922 mi.
What is a mile?
A mile (statute mile) is exactly 1,609.344 metres or 5,280 feet. Road distances in the US and UK use miles.
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.