Virgin Australia says it is investigating how and why a wheelchair-bound Kimberley teenager was dumped from one of its flights to Perth.

Sixteen-year-old Anthony, who has cerebral palsy, was due to travel from Broome to Perth for a medical appointment on July 22.

But when Anthony and his carer Heather Hansen arrived at Broome Airport, Virgin staff said they had not received notice of his special requirements and would not be able to assist with getting him on the aircraft.

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