Distance between Calgary, Canada and Houston, Texas, USA
2834 km = 1761 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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Calgary, Canada
Country: CanadaCalgary’s coordinates: 51°03′00″ N, 114°05′07″ W
Population: 1,019,942
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Wikipedia article: Calgary
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Houston, USA
Country: USAState: Texas
Houston’s coordinates: 29°45′47″ N, 95°21′47″ W
Population: 2,099,451
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Wikipedia article: Houston
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