Man missing in remote WA found alive

A man who was reported missing in a remote part of Western Australia's Pilbara region has been found alive.

Anthony Collis, 32, was travelling along the Canning Stock Route to Darwin with a 39-year-old woman when they became separated on Thursday afternoon.

The woman walked into Georgia Bore Camp, 8.2km north of Well 22, and was disoriented and dehydrated.

Their car was was located on Friday afternoon.

Mr Collis was found "alive and well" about 8am on Sunday, about one kilometre north of Well 22.

"He is dehydrated and suffering from exposure, but otherwise fine," a police spokesman said.

Mr Collis was flown by helicopter to Newman Hospital for treatment.