Drew then boarded the flight to Denpasar, filming a part of the journey on Snapchat before arriving in Bali and checking into his hotel room.
He told his parents he was going to school, but instead left with his backpack and scooter and took a train to the local airport.
At the airport, the boy used the self-service checkout and boarded a connecting flight from Sydney to Perth, and then another to Denpasar.
The attempts to book with Qantas and Garuda failed after the airlines said they required a letter from Drew's parents.
It seems that the parents now have to be super cautious after they scold their children as it is apparent that kids these days are super independent, not at all afraid and knows all to the things that need to be done for travelling alone.
Anyone under the age of 18 years of age who travels in Australia without a parent or relative who is 21 years or older is considered an "unaccompanied minor" according to the country's Department of Home Affairs website.
Authorities checked his identity only when he was in Perth, and only to prove that he was at least 12, the boy told "A Current Affair".
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While Armstrong told the Tampa Bay Times she felt "disrespected and violated" by the ghoulish activities, Lt. Mr Phillip was killed when officers tried to arrest him on March 23 after smelling marijuana in his auto .
His grandmother said the AFP told her he would be unable to get through border security if he tried again and succeeded.
Meanwhile, Drew's mother Emma had reported her son missing after discovering he never made it to school.
The boy's mother, Emma, told the TV program she was "shocked, disgusted".
He then checked into a four-star hotel, having made reservations in advance, telling the clerk that his older sister would be joining him soon, per stuff.co.nz.
When asked about his experience, the boy told the news segment, "It was great, because I wanted to go on an adventure".
The full story will air on "A Current Affair" on Nine on Monday.