Distance between Lisbon, Portugal and Iriba, Chad

4038 km = 2509 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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Lisbon, Portugal

Country: Portugal
Lisbon’s coordinates: 38°43′00″ N, 9°07′59″ W
Population: 517,802
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Wikipedia article: Lisbon

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Iriba, Chad

Country: Chad
Iriba’s coordinates: 15°07′00″ N, 22°15′00″ E
Population: 1,100
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Wikipedia article: Iriba

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