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Convert Kilometres to Miles (km to mi)

Convert kilometres to miles instantly – one kilometre is 0.6214 miles.

My tools →
Result –

Runs in your browser – your data never leaves your device Also available via our free API

Conversion table: Kilometres (km) to Miles (mi)

Kilometres (km) Miles (mi)
1 0.6214
2 1.2427
3 1.8641
5 3.1069
10 6.2137
15 9.3206
20 12.4274
25 15.5343
50 31.0686
75 46.6028
100 62.1371
250 155.3428
500 310.6856
1,000 621.3712

How to use the Kilometres to Miles

  1. 1 Choose a category, such as length or temperature.
  2. 2 Enter the value and pick the unit to convert from and to.
  3. 3 Read the result; use the ⇄ button to swap the units.

Formula

miles = kilometres ÷ 1.609344

A mile is exactly 1,609.344 metres. Quick estimate: multiply kilometres by 0.6, or use the Fibonacci trick – 5 km ≈ 3 miles, 8 km ≈ 5 miles, 13 km ≈ 8 miles.

Running distances

Race km miles
5K 5 3.11
10K 10 6.21
Half marathon 21.0975 13.11
Marathon 42.195 26.22

Frequently asked questions

How many miles is 1 km?

1 km is 0.621371 miles.

How many miles is a 10K run?

10 km is 6.21 miles.

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