Distance between Niamey, Niger and Vienna, Austria

4081 km = 2536 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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Niamey, Niger

Country: Niger
Niamey’s coordinates: 13°30′49″ N, 2°06′35″ E
Population: 774,235
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Wikipedia article: Niamey

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Vienna, Austria

Country: Austria
Vienna’s coordinates: 48°12′30″ N, 16°22′19″ E
Population: 1,691,468
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Wikipedia article: Vienna

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