Miles to Kilometers (mi to km)
Free online mile to kilometer converter. Type a value, get an instant exact result — plus the formula, a ready-made conversion table, and reverse conversion.
LENGTH CONVERTER — INSTANT RESULT
Formula: multiply the mile value by 1.609344 — i.e. km = mi × 1.609344
Quick check: 1 mi = 1.609344 km
Quick check: 1 mi = 1.609344 km
Miles to Kilometers conversion table
| Miles (mi) | Kilometers (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 |
How to convert miles to kilometers
To convert miles to kilometers, multiply the amount in miles by 1.609344. For example, 10 mi = 16.09344 km. To convert in the other direction, divide by the same factor, or use the ⇄ swap button above.
Convert between metric and imperial/US customary length units, plus nautical, astronomical and survey units. The meter is the SI base unit of length; all factors below are exact definitions where a legal definition exists.
Frequently asked questions
How many kilometers are in one mile?
One mile is exactly 1.609344 kilometers.
How do I convert mi to km?
Multiply the mi value by 1.609344 to get km. The converter at the top of this page does this automatically and works in both directions.
How much is 100 miles in kilometers?
100 miles equals 160.9344 kilometers.