Miles to km Converter
Conversion formula
1 mi = 1.609344 km
Miles are used on road signs, speedometers and running apps in the US and UK. Most other countries, and every international race, use kilometers, so converting miles to km is common for travel planning and race training.
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mi
kilometers
21.0824 km
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How to convert miles to kilometers
- 1
1 mile = 1.609344 kilometers, so multiply by 1.609344.
- 2
Example: 13.1 × 1.609344 = 21.0824 km.
Miles to km conversion chart
| Miles | km |
|---|---|
| 1 mi | 1.6093 km |
| 2 mi | 3.2187 km |
| 3 mi | 4.828 km |
| 5 mi | 8.0467 km |
| 10 mi | 16.0934 km |
| 13.1 mi | 21.0824 km |
| 20 mi | 32.1869 km |
| 26.2 mi | 42.1648 km |
| 50 mi | 80.4672 km |
| 100 mi | 160.9344 km |
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Frequently asked questions
How do I convert miles to kilometers?
1 mile = 1.609344 kilometers, so multiply by 1.609344. For example, 13.1 mi = 21.0824 km.
How many kilometers are in one mile?
One mile equals 1.609344 kilometers.
Is this length conversion exact?
Yes. Since 1959 the inch has been defined as exactly 2.54 cm and the foot as exactly 0.3048 m, so imperial and metric lengths convert with exact factors. Results here are rounded only for display.