Distance between Barcelona, Spain and Vientiane, Laos
9542 km = 5929 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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Barcelona, Spain
Country: SpainBarcelona’s coordinates: 41°23′19″ N, 2°09′32″ E
Population: 1,621,537
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Wikipedia article: Barcelona
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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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Wikipedia article: Vientiane
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