Distance between Ottawa, Canada and Aurora, Illinois, USA
1094 km = 680 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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Ottawa, Canada
Country: CanadaOttawa’s coordinates: 45°24′40″ N, 75°41′53″ W
Population: 812,129
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Wikipedia article: Ottawa
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Aurora, USA
Country: USAState: Illinois
Aurora’s coordinates: 41°45′38″ N, 88°19′12″ W
Population: 197,899
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Wikipedia article: Aurora
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Find out the distance between Aurora and the North Pole, the South Pole, the Equator, the Tropic of Cancer, the Tropic of Capricorn, the Arctic Circle, the Antarctic Circle