Distance between Adelaide, Australia and Concord, California, USA

13050 km = 8109 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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Adelaide, Australia

Country: Australia
Adelaide’s coordinates: 34°55′43″ S, 138°35′55″ E
Population: 1,225,235
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Wikipedia article: Adelaide

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Concord, USA

Country: USA
State: California
Concord’s coordinates: 37°58′40″ N, 122°01′51″ W
Population: 122,067
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Wikipedia article: Concord

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