Distance between Ottawa, Canada and Gary, Indiana, USA

1031 km = 641 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: 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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Find out the distance between Ottawa and the North Pole, the South Pole, the Equator, the Tropic of Cancer, the Tropic of Capricorn, the Arctic Circle, the Antarctic Circle

Gary, USA

Country: USA
State: Indiana
Gary’s coordinates: 41°35′36″ N, 87°20′47″ W
Population: 80,294
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Wikipedia article: Gary

Find out the distance between Gary and other cities
Find out the distance between Gary and the North Pole, the South Pole, the Equator, the Tropic of Cancer, the Tropic of Capricorn, the Arctic Circle, the Antarctic Circle