18 km = 11.18 miles
18 kilometers equals 11.18 miles. Free instant km to miles converter at smithmetic.
What this means
Running-race and short-drive distances. 10 km is 6.2 miles; 21.1 km is a half marathon (13.1 mi).
- 10 km = 6.2 mi
- Half marathon = 21.1 km (13.1 mi)
The math, step by step
- Multiply kilometers by 0.621371 (one kilometre is 0.621 miles).
- 18 km × 0.621371 = 11.18 mi.
Kilometers to Miles table
Formula
miles = km × 0.621371
To convert kilometers to miles, multiply by 0.621371. One kilometer equals approximately 0.621 miles.
Frequently Asked Questions
How many miles is 5 km?
5 km = approximately 3.11 miles.
How many miles is a 10K?
A 10K race is 10 km = approximately 6.21 miles.