Distance between Perth, Australia and O'Fallon, Missouri, USA
17519 km = 10886 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.
Find out the time difference between Perth and O'Fallon
Perth, Australia
Country: AustraliaPerth’s coordinates: 31°57′08″ S, 115°51′41″ E
Population: 1,896,548
Find out what time it is in Perth right now
Wikipedia article: Perth
Find out the distance between Perth and other cities
Find out the distance between Perth and the North Pole, the South Pole, the Equator, the Tropic of Cancer, the Tropic of Capricorn, the Arctic Circle, the Antarctic Circle
O'Fallon, USA
Country: USAState: Missouri
O'Fallon’s coordinates: 38°48′38″ N, 90°41′59″ W
Population: 79,329
Find out what time it is in O'Fallon right now
Wikipedia article: O'Fallon
Find out the distance between O'Fallon and other cities
Find out the distance between O'Fallon and the North Pole, the South Pole, the Equator, the Tropic of Cancer, the Tropic of Capricorn, the Arctic Circle, the Antarctic Circle