Distance between Hong Kong, Hong Kong and Portsmouth, New Hampshire, USA

12745 km = 7919 miles

We assume a spherical Earth as a close approximation of the true shape of the Earth (an oblate spheroid). The distance is calculated as great-circle or orthodromic distance between city centres on the surface of a sphere.

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Hong Kong, Hong Kong

Country: Hong Kong
Hong Kong’s coordinates: 22°17′07″ N, 114°09′27″ E
Population: 7,012,738
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Wikipedia article: Hong Kong

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Portsmouth, USA

Country: USA
State: New Hampshire
Portsmouth’s coordinates: 43°04′18″ N, 70°45′45″ W
Population: 20,779
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Wikipedia article: Portsmouth

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