How many miles is 20 km?

20 kilometres = 12.43 miles. Multiply km by 0.621371 to convert.

How to convert 20 km to miles mentally?

Multiply by 0.6: 20 × 0.6 = 12 miles. Exact: 12.43 miles.

20 km = 10.8 nautical miles. Used in marine and aviation.

20 km equals 12.43 mi.

Formula: km × 0.621371 = mi

20 km =

12.43mi

Metres

20,000 m

Yards

21,872.2 yd

Nautical mi

10.8 nmi

Computed to 3 decimal places using factor 0.621371. For engineering or safety-critical uses verify against a calibrated reference.

Reference table

kilometres (km)	miles (mi)	Metres	Yards
14 km	8.7 mi	14,000 m	15,310.54 yd
15 km	9.32 mi	15,000 m	16,404.15 yd
16 km	9.94 mi	16,000 m	17,497.76 yd
17 km	10.56 mi	17,000 m	18,591.37 yd
18 km	11.18 mi	18,000 m	19,684.98 yd
19 km	11.81 mi	19,000 m	20,778.59 yd
20 km	12.43 mi	20,000 m	21,872.2 yd
21 km	13.05 mi	21,000 m	22,965.81 yd
22 km	13.67 mi	22,000 m	24,059.42 yd
23 km	14.29 mi	23,000 m	25,153.03 yd
24 km	14.91 mi	24,000 m	26,246.64 yd
25 km	15.53 mi	25,000 m	27,340.25 yd
26 km	16.16 mi	26,000 m	28,433.86 yd

By use case

Walking distance

5-10 km

Marathon / half

running events

Road trip

typical drives

Other km values

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FAQ

How many miles is 20 km?: 20 kilometres = 12.43 miles. Multiply km by 0.621371 to convert.
How to convert 20 km to miles mentally?: Multiply by 0.6: 20 × 0.6 = 12 miles. Exact: 12.43 miles.
What is 20 km in nautical miles?: 20 km = 10.8 nautical miles. Used in marine and aviation.

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