1 km = 1,000 m 1 mi = 5,280 ft = 1,609.344 m (exact)
Result in Miles (mi)
0.6213711922
Reverse factor
1 mi = 1.609344 km
Common length conversions
1 in
2.54 cm
1 ft
0.3048 m
1 yd
0.9144 m
1 mi
1.609344 km
1 nmi
1.852 km
1 m
3.280839895 ft
1 km
0.6213711922 mi
1 cm
0.3937007874 in
Kilometers to miles conversion table
Kilometers to miles
Kilometers (km)
Miles (mi)
1 km
0.6213711922 mi
5 km
3.106855961 mi
10 km
6.213711922 mi
21.0975 km
13.10937873 mi
42.195 km
26.21875746 mi
50 km
31.06855961 mi
100 km
62.13711922 mi
500 km
310.6855961 mi
1,000 km
621.3711922 mi
The formula
mi = km × 0.6213711922
1 km = 1,000 m. 1 mi = 5,280 ft = 1,609.344 m (exact). These are exact definitions, so the only rounding is in the displayed result (10 significant digits).
When you need it
Kilometers to miles is the conversion for race distances, road signs abroad and car odometers. A mile is exactly 1.609344 km. Race distances in the table include the half marathon (21.0975 km) and the marathon (42.195 km).