How to convert kilometers to miles
To convert kilometers to miles, use the formula mi = km × 0.6213712. In other words, multiply the number of kilometers by 0.6213712 to get the equivalent in miles. For example, 5 km equals 3.106856 mi.
KM to Miles Converter
Convert kilometers to miles instantly. 5 km = 3.106856 mi.
1 km = 0.6213712 mi
| KM (km) | Miles (mi) |
|---|---|
| 1 km | 0.6213712 mi |
| 2 km | 1.242742 mi |
| 3 km | 1.864114 mi |
| 4 km | 2.485485 mi |
| 5 km | 3.106856 mi |
| 6 km | 3.728227 mi |
| 7 km | 4.349598 mi |
| 8 km | 4.97097 mi |
| 9 km | 5.592341 mi |
| 10 km | 6.213712 mi |
| 15 km | 9.320568 mi |
| 20 km | 12.42742 mi |
| 25 km | 15.53428 mi |
| 30 km | 18.64114 mi |
| 40 km | 24.85485 mi |
| 50 km | 31.06856 mi |
| 75 km | 46.60284 mi |
| 100 km | 62.13712 mi |
| 250 km | 155.3428 mi |
| 500 km | 310.6856 mi |
| 1,000 km | 621.3712 mi |
Kilometer and Mile
The kilometer (km) and the mile (mi) are both units of length. This page gives you an instant, exact conversion between them, a reference table for the most common values, and the underlying formula so you can check the maths yourself. All calculations run in your browser — nothing you type is sent anywhere.
Need to go the other way? Use the Miles to KM converter. For all units at once, try the full Length Converter.
Frequently Asked Questions
How do I convert kilometers to miles?
Use the formula mi = km × 0.6213712. For example, 5 km equals 3.106856 mi. Just enter your value in the converter above to get an instant result.
What is 1 kilometer in miles?
1 km = 0.6213712 mi. You can multiply any number of kilometers by this figure to convert it, or use the calculator above for exact results.
How do I convert miles back to kilometers?
Use the reverse conversion: 1 mi = 1.609344 km. Our Miles to KM converter does this for you.