The aircraft engine maintenance, repair, and overhaul (MRO) market is expected to witness vigorous demand from 2025 to 2035, driven by expanding global fleets, increasing air travel activity, and the continued need for safe and fuel-efficient engine performance. Engine MRO remains one of the most critical segments of aviation servicing, ensuring that aircraft engines operate reliably throughout their lifecycle while meeting strict safety and regulatory standards.

As per Stratview Research, "The aircraft engine MRO market size was valued at US$89.1 billion in 2024 and is expected to reach US$121.0 billion by 2035, growing at a CAGR of 2.4% during the forecast period."

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Key Features

Engine MRO services include inspection, disassembly, repair, parts replacement, and reassembly of engines across commercial, military, and business aviation sectors. Modern MRO operations emphasize precision diagnostics, advanced testing, and adherence to stringent quality assurance protocols. The increasing use of digital monitoring tools, predictive maintenance analytics, and modular engine designs enhances efficiency, reduces downtime, and improves cost predictability for operators.

Applications

Aircraft engine MRO is essential for turbofan, turboprop, and turboshaft engines. Airlines depend on MRO providers for scheduled overhauls, on-wing repairs, and restoration of performance parameters, especially as engines are pushed to higher operational cycles. Military aviation relies on MRO to ensure mission readiness, while business aviation benefits from tailored maintenance programs engineered to match varied flight hours and usage patterns.

Trends

Key trends shaping the market include the adoption of digital twins, automation in repair processes, and increased use of advanced materials in engine components. The rise of next-generation engines with higher bypass ratios and improved thermal efficiency is prompting MRO facilities to upgrade capabilities and invest in specialized tooling. Sustainability is also influencing MRO practices, with greater emphasis on parts refurbishment, reduced waste, and optimized fuel performance.

Opportunities

Between 2025 and 2035, strong opportunities will emerge from fleet expansions in Asia-Pacific, increased adoption of narrow-body aircraft, and long-term service contracts between OEMs and airlines. The growth of low-cost carriers and rising demand for engine health monitoring systems will further accelerate market expansion. MRO providers that focus on digital integration, turnaround-time optimization, and capability enhancement will be well-positioned to capitalize on the upcoming demand surge.