KM to Miles Calculator — Convert Kilometres to Miles
Use this free KM to miles calculator to instantly convert kilometres to miles. Perfect for understanding distances when visiting the US or UK, reading international race results, or converting metric road distances to imperial.
Miles to KM Calculator
📏 Common Miles to KM Conversions
| Miles | Kilometres |
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How to Convert Kilometres to Miles
Enter your distance in kilometres and click Convert. The result shows in miles instantly, along with metres and feet. Switch to the Miles → KM tab to convert in the other direction.
KM to Miles Formula
Miles = Kilometres ÷ 1.60934 or Miles = Kilometres × 0.62137
For example: 10 km × 0.62137 = 6.214 miles
Common Road Trip Distances in Miles
If you’re used to kilometres but visiting a country that uses miles, here are common road distances converted:
10 km = 6.214 miles
50 km = 31.069 miles
100 km = 62.137 miles
200 km = 124.274 miles
500 km = 310.686 miles
Common Running Race Distances in Miles
5km = 3.107 miles
10km = 6.214 miles
Half marathon (21.1 km) = 13.109 miles
Marathon (42.2 km) = 26.219 miles
When Would You Need to Convert KM to Miles?
Kilometres are the standard distance measurement in most countries worldwide. However miles are still used in the United States, United Kingdom, Liberia and Myanmar. You might need to convert when visiting these countries, watching American sports broadcasts, reading US road signs, or understanding speed limits while driving abroad.
FAQs
How many miles is 1 km?
1 kilometre equals 0.62137 miles. To quickly estimate, multiply km by 0.6.
How many miles is 5 km?
5 kilometres equals 3.107 miles. A 5km race is approximately 3.1 miles.
How many miles is 10 km?
10 kilometres equals 6.214 miles. A 10km race is approximately 6.2 miles.
How many miles is a marathon?
A marathon is 42.195 kilometres which equals 26.219 miles.
How do I convert km to miles without a calculator?
Multiply your kilometres by 0.6 for a quick estimate. For example 10 km × 0.6 = approximately 6 miles. For an exact answer use the calculator above.
Is this calculator free?
Yes, completely free with no sign-up needed.
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