How to convert miles to kilometers
To convert miles to kilometers, multiply the value by the conversion factor 1.609344. To go the other way, multiply by 0.6213711922 (or divide by 1.609344).
Worked example: 25 mi to km
- Write the value: 25 mi
- Multiply by 1.609344: 25 × 1.609344
- Result: 40.2336 km
Mile to Kilometer conversion table
Quick reference values, rounded to 6 significant digits.
| Mile (mi) | Kilometer (km) |
|---|---|
| 0.1 mi | 0.160934 km |
| 0.25 mi | 0.402336 km |
| 0.5 mi | 0.804672 km |
| 1 mi | 1.60934 km |
| 2 mi | 3.21869 km |
| 3 mi | 4.82803 km |
| 4 mi | 6.43738 km |
| 5 mi | 8.04672 km |
| 6 mi | 9.65606 km |
| 7 mi | 11.2654 km |
| 8 mi | 12.8748 km |
| 9 mi | 14.4841 km |
| 10 mi | 16.0934 km |
| 12 mi | 19.3121 km |
| 15 mi | 24.1402 km |
| 20 mi | 32.1869 km |
| 25 mi | 40.2336 km |
| 30 mi | 48.2803 km |
| 40 mi | 64.3738 km |
| 50 mi | 80.4672 km |
| 75 mi | 120.701 km |
| 100 mi | 160.934 km |
| 250 mi | 402.336 km |
| 500 mi | 804.672 km |
| 1,000 mi | 1,609.34 km |
Kilometer to Mile
| km | mi |
|---|---|
| 1 km | 0.621371 mi |
| 5 km | 3.10686 mi |
| 10 km | 6.21371 mi |
| 50 km | 31.0686 mi |
| 100 km | 62.1371 mi |
1 Mile in other length units
About Mile and Kilometer
What is a mile (mi)?
The international mile equals exactly 1,609.344 meters. It is used for road distances in the United States and the United Kingdom.
What is a kilometer (km)?
A kilometer equals 1,000 meters and is the standard unit for road distances and travel in most countries, including Bangladesh.
Where mile to kilometer conversion is used
Length conversions are needed for measuring height, furniture, rooms, travel distances, screen sizes, fabric and construction materials. Converting between miles and kilometers is especially common when you compare products, read foreign specifications, or fill in forms that expect a specific unit.
Need every unit at once? Use the full Length Converter.
Frequently asked questions
How many kilometers are in 1 mile?
1 Mile equals 1.60934 km.
How do I convert miles to kilometers?
Multiply the number of miles by 1.609344. For example, 25 mi × 1.609344 = 40.2336 km.
What is 25 mi in km?
25 mi = 40.2336 km.
How many miles are in 1 kilometer?
1 Kilometer equals 0.621371 mi. Use the KM to Miles converter for the reverse direction.
Is this Mile to Kilometer converter accurate?
Yes. It uses exact internationally defined conversion factors, calculated with full floating-point precision. Results are displayed rounded for readability.