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Utilities

KM ↔ Miles Converter

Convert kilometers to miles and miles to kilometers with instant, accurate results. Everything runs locally — your data never leaves your device.

1 km = 0.6214 mi

0.6214 mi = 1 km

Client-side, private

How to use

Enter a value in Kilometers or Miles. The other field updates instantly. Use Swap values or copy as needed.

Formula

Kilometers → Miles

mi = km × 0.6213711922

Multiply kilometers by 0.6213711922.

Formula

Miles → Kilometers

km = mi × 1.609344

Multiply miles by 1.609344.

Exact constants
1 mile
= 1,609.344 m (exact)
1 kilometer
= 1,000 m (exact)
1 km
= 0.6213711922 mi

Part of

Everyday Utilities

A practical fallback suite for utility pages that are helpful but not part of a more specialized intent cluster.

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