Cosmic radiation on flights from Sydney (SYD)
Sydney Kingsford Smith International Airport, Sydney, Australia. ICAO YSSY, at -33.94°, 151.17°. FlightDose publishes 2 routes from here and 2 to here, each direction on its own page.
Of the 2 published routes from SYD, the flight to Singapore (SYD → SIN) receives the least, about 15.9 µSv for a standard flight, and the flight to Los Angeles (SYD → LAX) the most, about 28.5 µSv. A route's dose depends mostly on its hours in the air and how far it runs from the equator (why latitude matters).
Updated
Routes from SYD
Routes to SYD
Standard flight: 35,000 ft, estimated time in the air, solar conditions of August 2026; CARI-7.
Flying from Sydney somewhere else?
The FlightDose app runs CARI-7 for any two airports, with your date, altitude and time in the air.
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