Distance between Chennai, India and Surabaya, Indonesia
4245 km = 2638 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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Surabaya, Indonesia
Country: IndonesiaSurabaya’s coordinates: 7°14′57″ S, 112°45′02″ E
Population: 2,374,658
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