7,174.48 miles

The air distance from San Diego, California, to Brisbane, Australia, is 7,203 miles. That equals 11,591 kilometers or 6,258 nautical miles.

There are a couple of cities named Brisbane. The most famous is Brisbane, Queensland, Australia, on the eastern coastline of Australia.

The other is in California, USA.

Yes, several cities are named Brisbane.

Brisbane is a city on the Eastern coast of Australia. Brisbane, Australia is the capital of Queensland.

Brisbane is also a city in California as a suburb of San Francisco. It is located on the western coast of San Francisco Bay just south of San Francisco itself.

Charles Kingford Smith