Distance between Costa Mesa, California, USA and Ottawa, Canada

3804 km = 2364 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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Costa Mesa, USA

Country: USA
State: California
Costa Mesa’s coordinates: 33°38′28″ N, 117°55′07″ W
Population: 109,960
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Wikipedia article: Costa Mesa

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Ottawa, Canada

Country: Canada
Ottawa’s coordinates: 45°24′40″ N, 75°41′53″ W
Population: 812,129
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Wikipedia article: Ottawa

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