Distance between Chennai, India and San Francisco, California, USA
13899 km = 8637 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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Chennai, India
Country: IndiaChennai’s coordinates: 13°05′16″ N, 80°16′42″ E
Population: 4,328,063
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San Francisco, USA
Country: USAState: California
San Francisco’s coordinates: 37°46′29″ N, 122°25′09″ W
Population: 805,235
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Wikipedia article: San Francisco
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