Distance between Sapporo, Japan and Incheon, South Korea
1389 km = 863 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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Sapporo, Japan
Country: JapanSapporo’s coordinates: 43°04′00″ N, 141°20′59″ E
Population: 1,883,027
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Wikipedia article: Sapporo
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Incheon, South Korea
Country: South KoreaIncheon’s coordinates: 37°27′23″ N, 126°42′18″ E
Population: 2,628,000
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Wikipedia article: Incheon
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