Miles to Kilometers Converter — Road Distances and International Travel
- 1 mile equals 1.60934 kilometers. This converter handles road distances, speed limits, and travel measurements between countries that use different systems.
Table of Contents
1 mile = 1.60934 kilometers. Enter any mile value in the converter and get kilometers instantly — or swap to convert km back to miles.
The US, UK (on roads), and a handful of other countries use miles. Most of the world uses kilometers. The need to convert comes up constantly: reading international maps, comparing fuel economy, following foreign race distances, or crossing a border.
Miles to KM Conversion Table
| Miles | Kilometers | |
|---|---|---|
| 1 mile | 1.609 km | |
| 2 miles | 3.219 km | |
| 3 miles | 4.828 km | |
| 5 miles | 8.047 km | |
| 10 miles | 16.09 km | |
| 20 miles | 32.19 km | |
| 26.2 miles | 42.20 km | |
| 50 miles | 80.47 km | |
| 100 miles | 160.9 km |
Common Road and Travel Distances
Road speed limits converted: 25 mph = 40.2 km/h, 35 mph = 56.3 km/h, 55 mph = 88.5 km/h, 65 mph = 104.6 km/h, 70 mph = 112.7 km/h.
A 100-mile road trip is 161 km. A 500-mile drive is about 805 km. For fuel economy: if your car gets 30 miles per gallon and you want the equivalent in liters per 100 km, the conversion is more involved (use: 235.2 / mpg = L/100km).
Sell Custom Apparel — We Handle Printing & Free ShippingMiles vs KM — Which Countries Use Which
Miles are used on roads in: the United States, United Kingdom, Myanmar, and Liberia. The UK uses miles for road distances and speed limits but uses km in many other contexts.
Every other country uses kilometers for roads. International signs, GPS units set to metric, and European navigation systems all use km. When driving a rental car abroad, your speedometer may need to be switched.
The Conversion Formula
To convert miles to km: multiply by 1.60934. To go the other direction, divide by 1.60934 (or multiply by 0.62137). The exact ratio is based on the international definition of the mile as exactly 1,609.344 meters.
Convert Miles to Kilometers Free
Fast, accurate miles-to-km conversion — runs in your browser, no account needed.
Open Unit Converter FreeFrequently Asked Questions
How many km is 1 mile?
1 mile equals 1.60934 kilometers. Rounded: 1.6 km per mile.
How many miles is 1 km?
1 kilometer equals 0.6214 miles. Roughly 5/8 of a mile.
How many km in 100 miles?
100 miles equals 160.9 kilometers.
Is 5 miles the same as 8 km?
Close — 5 miles is 8.047 km. The 5:8 ratio is a convenient approximation used in mental math. For the Fibonacci trick, see our miles to km mental math guide.
