IndiGo, India?s largest airline, is encountering operational difficulties with its ageing A320ceo fleet. These older aircraft, which are less fuel-efficient compared to newer models, are becoming a financial burden for the airline, impacting its overall performance and profitability. The A320ceo, which stands for Current Engine Option, is known for its higher fuel consumption compared to the latest A320neo (New Engine Option) models. As fuel prices rise and environmental regulations tighten, the cost-effectiveness of operating these older planes has come under scrutiny. IndiGo's extensive A320ceo fleet, which constitutes a significant portion of its total aircraft, is facing higher maintenance costs and operational inefficiencies. This situation is exacerbated by the rising cost of fuel and increasing pressure to meet stringent emission standards. The airline has been investing in its newer A320neo fleet, which offers improved fuel efficiency and lower emissions, but transitioning away from the older models remains a challenge. To address these issues, IndiGo is considering accelerating the phase-out of its A320ceo aircraft and focusing on expanding its newer, more efficient fleet. This strategy aims to reduce operating costs and enhance overall fleet performance. The shift is expected to position IndiGo more competitively in the market, helping it manage rising costs and regulatory pressures more effectively.