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Convert kilometers to miles

1 kilometer equals 0.621371 miles. Type any number below — the other side updates instantly.

Kilometers to miles — quick reference

kilometersmiles
1 km0.621371 mi
2 km1.2427 mi
5 km3.1069 mi
10 km6.2137 mi
15 km9.3206 mi
20 km12.4274 mi
25 km15.5343 mi
30 km18.6411 mi
50 km31.0686 mi
75 km46.6028 mi
100 km62.1371 mi
150 km93.2057 mi
200 km124.274 mi
250 km155.343 mi
300 km186.411 mi
500 km310.686 mi
750 km466.028 mi
1000 km621.371 mi

How to convert

Multiply the number of kilometers by 0.621371 to get miles. To go the other way, multiply miles by 1.6093 to get kilometers. The conversion factor is fixed and exact, so you can use this on any value.

About these units

Kilometers

Definition
A kilometer (symbol: km) is one thousand meters, or about 0.621 miles. The "kilo-" prefix is Greek for one thousand.
History
Defined alongside the meter in 1799 and adopted internationally as the standard unit for medium-to-long distances.
Current use
The kilometer is the standard unit for road distances and speed limits in nearly every country except the US, UK, and Liberia.

Miles

Definition
A mile (symbol: mi) equals 5,280 feet, 1,760 yards, or about 1.609 kilometers.
History
The mile descends from the Roman mille passus ("thousand paces") of about 1,480 m. The modern international mile is exactly 1,609.344 m.
Current use
The mile is the standard road-distance unit in the US and UK, and is used worldwide in aviation (nautical miles) and in informal speech.

Frequently asked

How many miles are in 1 kilometer?
1 kilometer = 0.621371 miles.
How do you convert kilometers to miles?
Multiply the number of kilometers by 0.621371 to get miles. To go the other way, multiply miles by 1.6093 to get kilometers. The conversion factor is fixed and exact, so you can use this on any value.
What is 75 kilometers in miles?
75 kilometers = 46.6028 miles.
Reverse conversionMiles to kilometers

Convert kilometers to other length units

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