Distance between Ibadan, Nigeria and Oulu, Finland
6635 km = 4123 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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Ibadan, Nigeria
Country: NigeriaIbadan’s coordinates: 7°22′39″ N, 3°54′21″ E
Population: 3,565,108
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Oulu, Finland
Country: FinlandOulu’s coordinates: 65°00′44″ N, 25°28′05″ E
Population: 128,618
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Wikipedia article: Oulu
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