Convert kilometers to miles
1 km = 0.621371192237 mi — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
0.621 371 192 237mi
As a fraction: 15625/25146
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1 km = 0.621371192237 mi
Show this value in all 50 length units
- Gigameters Gm 0.000 001
- Megameters Mm 0.001
- Kilometers km 1
- Hectometers hm 10
- Decameters dam 100
- Meters m 1000
- Decimeters dm 10 000
- Centimeters cm 100 000
- Millimeters mm 1 000 000
- Micrometers µm 1 000 000 000
- Nanometers nm 1 000 000 000 000
- Picometers pm 1 000 000 000 000 000
- Femtometers fm 1e+18
- Inches in 39 370.078 740 2
- Feet ft 3280.839 895 01
- Yards yd 1093.613 298 34
- Miles mi 0.621 371 192 237
- Nautical miles nmi 0.539 956 803 456
- Thous thou 39 370 078.7402
- Hands hh 9842.519 685 04
- Links li 4970.969 537 9
- Spans span 4374.453 193 35
- Cubits cubit 2187.226 596 68
- Ells ell 874.890 638 67
- Fathoms ftm 546.806 649 169
- Rods rd 198.838 781 516
- Chains ch 49.709 695 379
- Furlongs fur 4.970 969 537 9
- Leagues lea 0.207 123 730 746
- Barleycorns barleycorn 118 110.236 22
- US survey feet ft (US) 3280.833 333 33
- US survey miles mi (US) 0.621 369 949 495
- Ångströms Å 10 000 000 000 000
- Microns µ 1 000 000 000
- Bohr radiuss a₀ 18 897 261 259 100
- Planck lengths ℓₚ 6.18714249917e+37
- Astronomical units au 6.68458712227e-9
- Light-years ly 1.05700083402e-13
- Light-seconds ls 0.000 003 335 640 951 98
- Light-minutes lmin 5.55940158664e-8
- Parsecs pc 3.24077928944e-14
- Kiloparsecs kpc 3.24077928944e-17
- Megaparsecs Mpc 3.24077928944e-20
- Solar radiuss R☉ 0.000 001 437 401 178 67
- Earth radiuss R🜨 0.000 156 961 230 576
- Point (DTP)s pt 2 834 645.669 29
- Picas pc 236 220.472 441
- Scandinavian miles mil 0.1
- Versts вер 0.937 382 827 147
- Lis 里 2
Every row is Kilometer (km) converted through the meter, in exact rational arithmetic.
How to convert kilometers to miles
Multiply the number of kilometers by 0.621371192237 to get miles.
Mile: The statute mile: 5280 international feet, exactly 1609.344 m.
Kilometer to Mile conversion table
| Kilometers (km) | Miles (mi) |
|---|---|
| 1 km | 0.621 371 19 |
| 2 km | 1.242 742 4 |
| 3 km | 1.864 113 6 |
| 5 km | 3.106 856 |
| 10 km | 6.213 711 9 |
| 20 km | 12.427 424 |
| 25 km | 15.534 28 |
| 50 km | 31.068 56 |
| 100 km | 62.137 119 |
| 250 km | 155.3428 |
| 500 km | 310.6856 |
| 1000 km | 621.371 19 |
Mile to Kilometer conversion table
| Miles (mi) | Kilometers (km) |
|---|---|
| 1 mi | 1.609 344 |
| 2 mi | 3.218 688 |
| 3 mi | 4.828 032 |
| 5 mi | 8.046 72 |
| 10 mi | 16.093 44 |
| 20 mi | 32.186 88 |
| 25 mi | 40.2336 |
| 50 mi | 80.4672 |
| 100 mi | 160.9344 |
| 250 mi | 402.336 |
| 500 mi | 804.672 |
| 1000 mi | 1609.344 |
Frequently asked
How many miles are in a kilometer?
One kilometer equals 0.6213711922 miles (km → mi). That figure is exact, not rounded.
How do you convert kilometers to miles?
Multiply the number of kilometers by 0.621371192237 to get miles.
What is 1 mi in kilometers?
One mile is 1.609344 kilometers.
What is 10 km in mi?
10 km = 6.213 711 9 mi.
What exactly is a mile?
The statute mile: 5280 international feet, exactly 1609.344 m.