Fuel today in Brisbane will set you back $1.6592 per litre of Avtur,
Oh no it doesn't!
People that full up 747s do not pay the bowser price. They buy futures and options and play the fuel market. (except maybe Sheik Al-ur-oil-Dolari's private 747!)
Unless you work for them or the suppliers you won't know what each tank costs.
Delta has now resorted to buying their own refinery!
But you are right: expect low single-digit increases in ticket price to cover it.
By playing race-to-the-bottom on ticket prices for so long, the airlines have damaged themselves more than any tax ever could.