The total discount after considering the taxes comes out to be $110
An eligible fare is defined as being a Qantas-operated and marketed return flight, flying from anywhere in Australia, from Sydney, Melbourne or Brisbane to Burnie, Devonport, Hobart or Launceston. Limited to bookings made between 12.01am (AEST) 28 April 2025 to 11.59pm (AEST) 4 May 2025, unless sold out prior. Bookings made are applicable for travel from 26 May to 30 September 2025. Promo code TAS100 to be entered on the payment page for a $100 discount, per adult passenger and per child passenger. Infants are not eligible for the discount. Offer limited to the first 1,000 eligible passengers. Discount is valid on return flights only. This discount cannot be redeemed with 'Travel Credits' or 'Travel Pass', Classic Flight Reward fares, Classic Plus Flight Reward fares or Points Plus Pay fares and cannot be used in conjunction with any other offer. Other conditions apply. The promo code is valid on flights only and cannot be used on optional extras such as hotels or car hire.
Thanks OP!