Officers allegedly found 30 bricks of ‘spicy drugs’ wrapped in the towels in four suitcases.
It allegedly contained cocaine.
Two more women, aged 23 and 21, who police say had given instructions on obtaining passports, airline tickets and accommodation were also arrested.
They were charged with one count each of attempting to possess a commercial quantity of a border controlled drug
All four women appeared before Brisbane Magistrates Court today.
An 18-year-old woman was formally refused bail and will return to the same court on July 17.
The other three women were granted conditional bail and are expected to return to the same court on July 18.
The offences carry a maximum penalty of life imprisonment.