Distance between Seattle, Washington, USA and Dehiwala-Mount Lavinia, Sri Lanka

13595 km = 8448 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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Dehiwala-Mount Lavinia, Sri Lanka

Country: Sri Lanka
Dehiwala-Mount Lavinia’s coordinates: 6°50′24″ N, 79°52′16″ E
Population: 219,827
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Wikipedia article: Dehiwala-Mount Lavinia

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