Passengers quarantined after powder found on Virgin plane at Perth Airport

Passengers on a Virgin Australia plane that landed at Perth Airport have been quarantined, after white powder was found in an overhead locker.

The flight arrived from the Pilbara coastal town of Onslow today.

Virgin Australia confirmed in a statement that the "unknown substance was identified on a charter flight to Perth today".

"The substance is currently being tested and all passengers have disembarked the aircraft and are being quarantined as a precautionary measure," the statement read.

More detail will be added shortly.