Distance between Buffalo, New York, USA and Hanoi, Vietnam
12907 km = 8020 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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Buffalo, USA
Country: USAState: New York
Buffalo’s coordinates: 42°53′11″ N, 78°52′42″ W
Population: 261,310
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Hanoi, Vietnam
Country: VietnamHanoi’s coordinates: 21°01′28″ N, 105°50′28″ E
Population: 1,431,270
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Wikipedia article: Hanoi
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