Distance between Arequipa, Peru and Vientiane, Laos
19390 km = 12048 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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Arequipa, Peru
Country: PeruArequipa’s coordinates: 16°23′56″ S, 71°32′05″ W
Population: 841,130
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Vientiane, Laos
Country: LaosVientiane’s coordinates: 17°58′00″ N, 102°35′59″ E
Population: 196,731
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