Convert Miles to Kilometres (mi to km)
Enter a value in miles to convert it to kilometres instantly.
—
Convert Miles to Kilometres (mi to km)
Miles (mi) are used for UK road distances; kilometres (km) are metric and used for running and most of the world\u2019s roads. One mile equals 1.60934 km, so the calculator above gives the answer the instant you type.
The formula
kilometres = miles × 1.60934. To convert the other way, divide by 1.60934 (or use the swap button above).
Worked example
To convert 26.2 mi to kilometres: 26.2 × 1.60934 = 42.16481 km. A marathon is 26.2 miles, or 42.2 km. Multiply miles by 1.6 for a quick estimate.
Miles to Kilometres conversion table
| mi | km |
|---|---|
| 1 mi | 1.60934 km |
| 2 mi | 3.21869 km |
| 3 mi | 4.82803 km |
| 5 mi | 8.04672 km |
| 10 mi | 16.09344 km |
| 13.1 mi | 21.08241 km |
| 26.2 mi | 42.16481 km |
| 50 mi | 80.4672 km |
| 100 mi | 160.9344 km |
| 500 mi | 804.672 km |
Related conversions
Frequently Asked Questions
1 mi = 1.60934 km.
26.2 × 1.60934 = 42.16481 km.
Multiply the number of miles by 1.60934. A marathon is 26.2 miles, or 42.2 km. Multiply miles by 1.6 for a quick estimate.