Airbus estimates that their A320 series aircraft have a lifespan of around 60,000 flight hours or 24,000 flight cycles. The A380 series aircraft have a lifespan of around 25 years or 60,000 flight hours.

In 2026, the Airbus A320 is recognized as one of the most durable narrow-body aircraft in aviation history. A typical A320 has an intended operational lifespan of approximately 30 to 35 years, but its "age" is more accurately measured in flight cycles and hours. Most models are designed to handle nearly 50,000 to 60,000 flight cycles (one takeoff and one landing equals one cycle). With rigorous maintenance programs, some A320s can even be extended to 100,000 cycles through "Extended Service Goal" (ESG) packages. As these aircraft age, they undergo heavy "D-Checks" every 6 to 10 years, where the entire plane is stripped down and inspected for structural fatigue or corrosion. By 2026, many older A320s are being phased out by major airlines in favor of the more fuel-efficient A320neo, often transitioning into second lives as dedicated freighters or being meticulously scrapped for valuable high-grade aluminum and spare parts.