ExactConverter

Length conversion

15 km to mi

9.321 mi

15 kilometres = 9.321 miles. Exact factor: mi = km ÷ 1.609344.

Live converter

Edit either field — the other updates instantly. Type decimal values like 38.4.

The formula

mi = km ÷ 1.609344

Worked example: 15 × 0.6213711922 = 9.321 mi.

Values near 15 km

km mi
12 7.456
13 8.078
14 8.699
15this page 9.321
16 9.942
17 10.563
18 11.185

Frequently asked

How do you convert kilometres to miles?

Apply the formula mi = km ÷ 1.609344. Enter any value in the live converter above and the result updates as you type.

What is 15 km in mi?

15 km equals 9.321 mi. The reference table below shows the values immediately around 15 km.

Is this conversion exact?

Yes. Consecutive Fibonacci numbers approximate this ratio: 5 km is about 3 miles, 8 km about 5, 13 km about 8.