Distance from to

Distance between Haikou and Lang Son

Distance between Haikou and Lang Son is 422.28 km. This distance is equal to 262.39 miles, and 227.86 nautical miles.

The distance line on map shows distance from Haikou to Lang Son between two cities.
If you travel with an airplane (which has average speed of 560 miles per hour) between Haikou to Lang Son,
It takes 0.47 hours to arrive.

Haikou 20.030765 110.328873
Lang Son 21.8477778 106.7577778
Distance 422.28 km 262.39 miles

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