Air New Zealand recently received a significant delivery of 500,000 liters of sustainable aviation fuel (SAF) in Wellington, marking a step towards greener operations. The SAF, produced in China from 100% used cooking oil, was delivered to the airline, enough to power 165 domestic flights. New Zealand's reliance on flights for transportation has heightened its focus on sustainable solutions, amid global demands for SAF in outbound flights. However, challenges persist in the industry, with insufficient global supply of SAF despite growing production rates. Air New Zealand's deal with Neste for 9 million liters of SAF underscores its commitment to green initiatives. The competition for SAF supply is intensifying on a global scale, while countries like Australia and New Zealand aim to develop their own production industries for long-term sustainability. Moreover, Air New Zealand is exploring green hydrogen as a potential future solution, partnering with Universal Hydrogen to convert regional aircraft. The airline is also incorporating new-generation aircraft like the all-electric Alia. Despite the cost challenges of alternative fuels, efforts to implement sustainable practices are underway to reduce environmental impact and advance the aviation industry's sustainability goals.