Question: where are cigarettes most expensive in the world?
Answer: World's Most Expensive Cigarettes. Australia now has the highest prices in the world for cigarettes. A pack of 20 Marlboro cigarettes cost around US$19.82 in Australia, with New Zealand a close second at $17.54. That's over $6.69 more expensive than in the UK and close to $13.39 more than in the US.