Distance between Istanbul, Turkey and Portland, Maine, USA
7631 km = 4741 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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Istanbul, Turkey
Country: TurkeyIstanbul’s coordinates: 41°00′49″ N, 28°56′58″ E
Population: 11,174,257
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Wikipedia article: Istanbul
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Portland, USA
Country: USAState: Maine
Portland’s coordinates: 43°39′41″ N, 70°15′19″ W
Population: 66,194
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Wikipedia article: Portland
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