Distance between Callao, Peru and Niagara Falls, New York, USA
6143 km = 3817 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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Callao, Peru
Country: PeruCallao’s coordinates: 12°03′23″ S, 77°07′05″ W
Population: 813,264
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Niagara Falls, USA
Country: USAState: New York
Niagara Falls’ coordinates: 43°05′40″ N, 79°03′24″ W
Population: 50,193
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Wikipedia article: Niagara Falls
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