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Kilometers to Miles

Convert kilometers (km) to miles (mi) — instant and accurate

1 km = 0.62137119 mi  ·  To convert kilometers to miles, multiply by 0.62137119.

0.621371 mi

Kilometers to Miles Conversion Table

KilometersMiles
1 km0.621371 mi
2 km1.24274 mi
3 km1.86411 mi
4 km2.48548 mi
5 km3.10686 mi
6 km3.72823 mi
7 km4.3496 mi
8 km4.97097 mi
9 km5.59234 mi
10 km6.21371 mi
15 km9.32057 mi
20 km12.4274 mi
25 km15.5343 mi
30 km18.6411 mi
40 km24.8548 mi
50 km31.0686 mi
75 km46.6028 mi
100 km62.1371 mi
250 km155.343 mi
500 km310.686 mi
1000 km621.371 mi

Formula

miles = kilometers × 0.62137119
kilometers = miles × 1.60934
Example: 5 km × 0.62137119 = 3.10686 mi

About the Kilometers-to-Miles Conversion

Converting kilometers to miles is most often needed when reading European road signs from a US perspective, comparing race distances (5K, 10K, half-marathon, marathon), or interpreting fuel-economy and vehicle-performance figures across markets. A marathon's 42.195 km equals 26.2188 miles.

Real-World Examples

  • 42.195 km (marathon distance) = 26.2188 mi
  • 5 km (5K race) = 3.10686 mi
  • 10 km (10K race) = 6.21371 mi
  • 100 km (highway speed limit (km/h)) = 62.1371 mi

Miles to Kilometers (Reverse)

MilesKilometers
1 mi1.60934 km
2 mi3.21869 km
3 mi4.82803 km
4 mi6.43738 km
5 mi8.04672 km
6 mi9.65606 km
7 mi11.2654 km
8 mi12.8748 km
9 mi14.4841 km
10 mi16.0934 km
15 mi24.1402 km
20 mi32.1869 km
25 mi40.2336 km
30 mi48.2803 km
40 mi64.3738 km
50 mi80.4672 km
75 mi120.701 km
100 mi160.934 km
250 mi402.336 km
500 mi804.672 km
1000 mi1609.34 km

Frequently Asked Questions

How many miles are in a kilometer?

1 kilometer equals 0.62137119 miles.

How do I convert kilometers to miles?

Multiply the value in kilometers by 0.62137119 to get miles. For example, 5 km × 0.62137119 = 3.10686 mi.

How do I convert miles back to kilometers?

Multiply the value in miles by 1.60934 to get kilometers. Equivalently, divide by 0.62137119.

How many kilometers are in a mile?

1 mile equals 1.60934 kilometers.

How many miles is 42.195 km?

42.195 km (a marathon) equals 26.2188 mi.

Is the kilometers-to-miles conversion exact?

The underlying definitions are exact. The decimal representation 0.62137119 is rounded; six significant figures is more than sufficient for everyday use.

About Kilometers and Miles

The kilometre (symbol km) equals 1,000 metres and is the standard unit for road distances in most countries outside the US and UK.

The mile (symbol mi) equals 5,280 feet or 1,609.344 metres exactly. It is the standard road-distance unit in the US and UK.

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