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20 miles to km (20 mi to km)
20 mi equals 32.187 km. This is the exact conversion for 20 miles to km, derived from exact SI/NIST definitions with the standard conversion factor. It's also written 20 mi to km. See nearby values below, or open the full Unit Converter to convert any other value or unit.
Quick answer
20 mi = 32.187 km
- 1 mi = 1.609 km
- Exact definitional conversion factor
Frequently asked questions
What is 20 miles in km?
20 mi is 32.187 km. The conversion uses the exact factor 1 mi = 1.609 km.
How do I convert miles to km?
Multiply by the exact factor (1 mi = 1.609 km). Open the full Unit Converter to convert any value.
Is 20 mi to km the same as 20 miles to km?
Yes — 20 mi to km and 20 miles to km are the same conversion: 20 mi = 32.187 km.