KM to Miles Converter
Convert kilometers to miles instantly. Free km to miles converter with formula, conversion table, and examples for speed, distance and travel.
KM to Miles Converter
Enter a value and select units to convert
1 km = 0.6213711922 mi
Common Values
| Kilometer | Mile |
|---|---|
| 0.001 km | 0.00062137 mi |
| 0.01 km | 0.00621371 mi |
| 0.1 km | 0.06213712 mi |
| 1 km | 0.62137119 mi |
| 2 km | 1.24274238 mi |
| 5 km | 3.10685596 mi |
| 10 km | 6.21371192 mi |
| 25 km | 15.53427981 mi |
| 50 km | 31.06855961 mi |
| 100 km | 62.13711922 mi |
| 1000 km | 621.37119224 mi |
Conversion Formula
miles = kilometers × 0.621371Examples:
- 10 km = 6.214 miles
- 42.195 km = 26.219 miles (marathon)
- 100 km = 62.137 miles
KM to Miles Table
| KM | MILES |
|---|---|
| 1 | 0.621 |
| 2 | 1.243 |
| 5 | 3.107 |
| 10 | 6.214 |
| 15 | 9.321 |
| 20 | 12.427 |
| 21.1 | 13.109 |
| 42.2 | 26.219 |
| 50 | 31.069 |
| 100 | 62.137 |
| 500 | 310.686 |
| 1000 | 621.371 |
About KM to Miles
The kilometer (km) equals 1,000 meters and is the standard unit for road distances in most countries including Europe, Asia, and Latin America. The mile (mi) is used in the United States, UK, and a few other countries.
Common uses: road trips and GPS navigation, running events (5K = 3.107 mi, marathon = 26.219 mi), car speedometers (km/h vs mph), and international flight distances.
Frequently Asked Questions
How many miles is 1 km?
1 kilometer equals 0.621371 miles.
How do I convert km to miles?
Multiply by 0.621371. Quick trick: multiply by 0.6 for a rough estimate.
Is 1 km longer than 1 mile?
No. 1 mile = 1.609 km, so a mile is about 60% longer than a kilometer.
How long is a marathon in km?
A full marathon is 42.195 km = 26.219 miles.
How many km is a 5K race?
A 5K race is exactly 5 km = 3.107 miles.
What is the quick formula?
Multiply km by 0.6 for a rough estimate. Example: 10 km ≈ 6 miles (exact: 6.214).
Is this converter free?
Yes, completely free. No registration required.