Kilometers to Miles Converter
Convert kilometers (km) to miles instantly. Free online distance converter with conversion table and formula.
Why Convert Distance from Kilometers to Miles?
While most of the world uses kilometers (km), the United States and United Kingdom still use miles for road distances. Converting kilometers to miles is essential when traveling to these countries, understanding American or British distances, or communicating with people who use the imperial system.
This conversion is commonly needed for understanding US road signs, race distances in American events, real estate measurements, and vehicle odometer readings.
What is a Kilometer?
The kilometer (km) is a unit of length in the International System of Units (SI). It is the standard unit for measuring road distances in most countries worldwide.
- One kilometer equals 1,000 meters
- One kilometer equals 0.621371 miles
- One kilometer equals 3,280.84 feet
- The prefix "kilo" means one thousand
What is a Mile?
The mile (mi) is a unit of length in the imperial and US customary systems. It is used primarily in the United States for road distances and speed limits.
- One mile equals 1.609344 kilometers
- One mile equals 5,280 feet
- One mile equals 1,760 yards
- The word "mile" comes from the Latin "mille passus" (thousand paces)
Kilometers to Miles Conversion Formula
To convert kilometers to miles, use the following formula:
Or equivalently:
Conversion Table: Kilometers to Miles
Here is a quick reference table for common distance conversions:
| Kilometers (km) | Miles (mi) | Common Reference |
|---|---|---|
| 1 km | 0.62 mi | Short walk |
| 5 km | 3.11 mi | 5K race distance |
| 10 km | 6.21 mi | 10K race distance |
| 21.1 km | 13.11 mi | Half marathon |
| 42.2 km | 26.22 mi | Full marathon |
| 50 km | 31.07 mi | Medium road trip |
| 100 km | 62.14 mi | Long drive |
| 200 km | 124.27 mi | Inter-city distance |
| 500 km | 310.69 mi | Cross-country segment |
| 1000 km | 621.37 mi | Long-distance travel |
| 5000 km | 3,106.86 mi | Transcontinental flight |
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About Kilometers to Miles Converter
Our free Kilometers to Miles converter tool makes it easy to convert distance measurements from kilometers to miles. Whether you're traveling to the US or UK, understanding American road signs, or comparing distances, this tool provides instant and accurate conversions.
How to Use This Tool
- Enter the distance in kilometers
- The conversion to miles will appear automatically
- View the result in both miles and feet
Common Uses
- Travel: Understanding US and UK road distances
- Running: Converting kilometer races to miles
- Navigation: Reading American maps and GPS
- Real Estate: Understanding property distances in the US
Quick Reference
- 1 km = 0.621 miles
- 5 km = 3.107 miles (5K race)
- 10 km = 6.214 miles (10K race)
- 42.195 km = 26.2 miles (Marathon)