Distance between Istanbul, Turkey and Gyumri, Armenia
1252 km = 778 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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Gyumri, Armenia
Country: ArmeniaGyumri’s coordinates: 40°47′39″ N, 43°50′43″ E
Population: 148,381
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Wikipedia article: Gyumri
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