Miles to Kilometres Converter
Enter miles to get kilometres instantly. Works both ways.
How to convert miles to km
To convert miles to kilometres, multiply by 1.60934. For example, 5 miles × 1.60934 = 8.04672 km.
Need it the other way? Convert kilometres to miles.
Miles to Kilometres at a glance
- 1 mile = 1.609344 kilometres
- 5 miles = 8.04672 kilometres
- 10 miles = 16.09344 kilometres
- 50 miles = 80.4672 kilometres
- 100 miles = 160.9344 kilometres
- 1 kilometre = 0.6213712 miles (the reverse)
Worked examples
25 miles × 1.609344 = 40.2336 kilometres.
250 miles × 1.609344 = 402.336 kilometres.
1,500 miles × 1.609344 = 2,414.016 kilometres.
Converting back
To go from kilometres back to miles, divide by 1.609344 (or multiply by 0.6213712). For example, 100 kilometres ÷ 1.609344 = 62.13712 miles.
Using a rounded factor
For a quick estimate you can use 1.6 in place of 1.609344. That is accurate to within about 0.6%, which is fine for rough checks but not for exact work.
Miles to km chart
| Miles | Kilometres |
|---|---|
| 0.1 miles | 0.160934 km |
| 0.25 miles | 0.402336 km |
| 0.5 miles | 0.804672 km |
| 1 miles | 1.60934 km |
| 2 miles | 3.21869 km |
| 3 miles | 4.82803 km |
| 4 miles | 6.43738 km |
| 5 miles | 8.04672 km |
| 6 miles | 9.65606 km |
| 7 miles | 11.2654 km |
| 8 miles | 12.8748 km |
| 9 miles | 14.4841 km |
| 10 miles | 16.0934 km |
| 15 miles | 24.1402 km |
| 20 miles | 32.1869 km |
| 25 miles | 40.2336 km |
| 30 miles | 48.2803 km |
| 40 miles | 64.3738 km |
| 50 miles | 80.4672 km |
| 75 miles | 120.701 km |
| 100 miles | 160.934 km |
| 250 miles | 402.336 km |
| 500 miles | 804.672 km |
| 1,000 miles | 1,609.34 km |
More length conversions
Frequently asked questions
How many kilometres are in one mile?
There are 1.60934 kilometres in one mile.
How do I convert miles to km?
Multiply the value in miles by 1.60934.
How many miles are in one kilometre?
There are 0.6213712 miles in one kilometre.
What is 10 miles in kilometres?
10 miles = 16.09344 kilometres.
How do I convert kilometres back to miles?
Divide the value in kilometres by 1.609344, or multiply it by 0.6213712.
Can I use a rounded factor for miles to kilometres?
For quick estimates, 1.6 is close (within about 0.6%). Use 1.609344 when you need the full figure.