1 mile to km

"Miles to Kilometers" Calculator
Convert
Miles to Km

How many km is 1 mile?

Answer

1 mile ≈ 1.61 km
mikm01201231 mile1.61 km

1 mile × 1.609344 ≈ 1.61 km

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FAQ

How many km is 1 mile?

1 mile ≈ 1.61 km

What is the formula to convert 1 mile to kilometers?

Multiply by 1.609344, the exact length of an international mile in kilometers: 1 × 1.609344 ≈ 1.61 km.

How do you convert 1.61 km back to miles?

Divide by the same factor: 1.61 ÷ 1.609344 ≈ 1 mile. One kilometer is about 0.621371 miles, which is simply 1 ÷ 1.609344.

Which mile does this conversion use?

The international mile, fixed at exactly 1.609344 km by the 1959 yard and pound agreement. The US survey mile is about 3 mm longer, and the nautical mile is a different unit altogether at 1.852 km — the same count of nautical miles would be roughly 15 % more than about 1.61 km.