Distance between Seattle, Washington, USA and St. Catharines, Canada

3360 km = 2088 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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Seattle, USA

Country: USA
State: Washington
Seattle’s coordinates: 47°36′22″ N, 122°19′55″ W
Population: 608,660
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Wikipedia article: Seattle

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St. Catharines, Canada

Country: Canada
St. Catharines’ coordinates: 43°10′16″ N, 79°14′33″ W
Population: 131,989
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Wikipedia article: St. Catharines

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