Commercial Aircraft Aftermarket Parts Market – Global Industry Size, Share, Trends, Opportunity, and Forecast, Segmented By Aircraft Type (Narrow-Body, Wide-Body, Regional Jet), By Component Type (Airframe, Engine, Interior, Other Component), By Parts (MRO Parts, Rotable Replacement Parts), By Region & Competition, 2021-2031F

Forecast Period	2027-2031
Market Size (2025)	USD 42.41 Billion
CAGR (2026-2031)	5.71%
Fastest Growing Segment	Narrow-Body
Largest Market	North America
Market Size (2031)	USD 59.18 Billion

Market Overview

The Global Commercial Aircraft Aftermarket Parts Market will grow from USD 42.41 Billion in 2025 to USD 59.18 Billion by 2031 at a 5.71% CAGR. Commercial aircraft aftermarket parts encompass the diverse range of replacement components, systems, and equipment essential for the ongoing maintenance and overhaul of aviation fleets following their initial delivery. The expansion of this sector is primarily propelled by the rising average age of the global fleet and intensive aircraft utilization which necessitates the frequent replacement of units to ensure regulatory compliance. Additionally, delayed deliveries of new airframes have compelled airlines to extend the operational lifespans of legacy aircraft and further stimulate the demand for spares. According to the Aeronautical Repair Station Association, in 2024, the international maintenance market surpassed $100 billion in direct annual spending, underscoring the substantial financial scale of this sector.

Despite this robust trajectory, the market faces a significant impediment regarding supply chain volatility. Persistent shortages of raw materials and erratic delivery schedules for critical subsidiary components have created bottlenecks that delay essential maintenance activities and increase operational costs for carriers. These logistical constraints impede the timely availability of parts and restrict the ability of service providers to meet the surging requirements of the global aviation industry efficiently.

Key Market Drivers

OEM production delays forcing operational extensions of legacy aircraft have become a primary catalyst for aftermarket demand. With manufacturers facing persistent supply chain hurdles, carriers are compelled to prolong the service life of aging airframes, which require significantly more intensive component replacement than newer models. This reliance on legacy fleets drives expenditure on heavy maintenance checks and overhaul kits, as older systems necessitate frequent repairs to ensure airworthiness. According to Delta Air Lines, January 2024, in the 'Form 10-K for the Fiscal Year Ended December 31, 2023', aircraft maintenance materials and outside repairs expense increased by 23% compared to the prior year, highlighting the escalating costs and material requirements associated with maintaining an active, maturing fleet in the absence of sufficient new deliveries.

The surge in global air travel driving higher aircraft utilization rates further intensifies the consumption of consumable and rotable parts. As airlines maximize flight cycles to accommodate recovering passenger volumes, the wear and tear on critical systems such as landing gear, avionics, and propulsion units accelerates, shortening the interval between required replacements. According to the International Air Transport Association, December 2024, in the 'Air Passenger Market Analysis October 2024', total revenue passenger kilometers rose by 7.1% year-on-year, signaling a sustained upward trend in fleet usage that directly correlates with parts depletion. This elevated activity benefits major industry players; according to Lufthansa Technik, in 2024, the company reported revenue of EUR 6.5 billion for the previous fiscal year, reflecting the robust demand for technical support and component services.

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Key Market Challenges

Supply chain volatility represents a critical obstacle restricting the realizable growth of the Global Commercial Aircraft Aftermarket Parts Market. When essential raw materials are scarce and delivery schedules become erratic, manufacturers and distributors cannot fulfill the immediate inventory requirements of airline operators. This unavailability forces service centers to delay scheduled overhauls, leaving aircraft grounded longer than necessary and preventing the aftermarket sector from capitalizing on the high volume of service demand. Consequently, the market experiences a suppression of potential revenue turnover as the physical flow of replacement components lags behind the operational needs of the global fleet.

The financial magnitude of these disruptions creates a severe drag on market efficiency and limits the sector's expansion capacity. As logistics networks falter, the industry incurs substantial inefficiencies that inflate costs without driving productive growth. According to the International Air Transport Association, in 2025, persistent supply chain constraints were projected to inflict more than $11 billion in excess costs upon the airline industry, with approximately $3.1 billion of that figure specifically stemming from increased maintenance burdens and part unavailability. These logistical bottlenecks ultimately cap the upward trajectory of the aftermarket parts industry by physically limiting the volume of transactions that can be successfully executed.

Key Market Trends

Strategic consolidation and joint ventures between OEMs and MROs are reshaping the market as major players pursue mergers to secure intellectual property and expand technical capabilities. This structural evolution allows entities to control the supply chain more effectively and offer integrated solutions that mitigate fragmentation risks. By acquiring niche repair shops, service providers streamline logistics and capture higher margins from specialized aftermarket activities. For instance, according to StandardAero, August 2025, in the 'Second Quarter 2025 Results', the company's Component Repair Services segment revenue increased by 31.3% year-over-year, a surge primarily attributable to the strategic acquisition of Aero Turbine, Inc. and robust demand across served platforms.

The integration of artificial intelligence for predictive maintenance strategies is simultaneously altering how operators manage component lifecycles. Airlines are transitioning to data-driven models that utilize real-time telemetry to forecast part failures, significantly reducing unscheduled downtime and optimizing stock levels. This connectivity enables precise inventory allocation, minimizing the capital trapped in unneeded spare parts while ensuring availability for critical systems. Underscoring this technological shift, according to Boeing, June 2025, in the 'Commercial Services Market Outlook 2025-2044', over 80% of the global aircraft fleet is expected to be e-enabled by 2044, highlighting the growing reliance on digital analytics to drive future aftermarket efficiency.

Segmental Insights

The Narrow-Body segment is currently the fastest-growing category within the Global Commercial Aircraft Aftermarket Parts Market, primarily driven by the high utilization of these aircraft for short-haul and domestic routes. Unlike long-haul wide-body jets, narrow-body fleets perform a significantly higher number of daily take-off and landing cycles. This operational intensity accelerates the wear and tear of critical components, necessitating more frequent maintenance intervals and part replacements to comply with safety standards. Furthermore, the rapid expansion of Low-Cost Carriers, which predominantly rely on single-aisle fleets to maximize operational efficiency, continues to bolster the demand for aftermarket support.

Regional Insights

North America maintains a leading position in the commercial aircraft aftermarket parts market due to the concentration of major original equipment manufacturers and a large active fleet. The region possesses a dense network of maintenance, repair, and operations facilities that process a high volume of component replacements. Additionally, the Federal Aviation Administration enforces rigorous safety protocols, which necessitates the frequent procurement of certified parts to ensure airworthiness. This strict regulatory framework, coupled with established supply chains, secures continuous demand for aftermarket solutions among major airline operators in the region.

Recent Developments

• In December 2024, VSE Corporation successfully completed the acquisition of Kellstrom Aerospace Group, a diversified global distributor and service provider specialized in the commercial aerospace engine aftermarket. This strategic transaction significantly enhances the acquiring company's distribution and maintenance, repair, and overhaul capabilities, particularly within the high-growth engine segment. By integrating Kellstrom’s proprietary engine-focused products and technical advisory services, the organization strengthens its original equipment manufacturer-centric value proposition. The consolidation of these businesses is expected to deliver more comprehensive solutions to global customers, driving value through complementary service offerings and a shared focus on supporting the evolving needs of the aviation supply chain.
• In November 2024, AAR Corp., a leading provider of aviation services, finalized an exclusive multi-year global distribution agreement with Whippany Actuation Systems, a subsidiary of TransDigm Group. This strategic collaboration grants the company exclusive rights to distribute all components and sub-assemblies within Whippany’s actuation product line. The arrangement is designed to support key commercial aircraft platforms, specifically including the Boeing 737 and 777. Through this partnership, the company intends to leverage its extensive global network to compress lead times, increase stock availability, and improve overall service levels for end-users. The deal underscores the distributor's strategy of expanding its portfolio of original equipment manufacturer solutions to better serve commercial operators and maintenance providers.
• In July 2024, Lufthansa Technik entered into a significant exclusive Total Component Support agreement with Vietjet, a prominent airline based in Vietnam. This multi-year partnership, which officially commences in October 2024, covers extensive component services for the carrier's large fleet, comprising 184 Airbus A320 and nine Airbus A330 aircraft. Under the terms of the contract, the maintenance provider will supply a comprehensive range of spare parts and logistics solutions designed to enhance the airline's operational reliability and fleet efficiency. This deal represents the largest component support contract the German maintenance, repair, and overhaul provider has secured in the Southeast Asia region to date, highlighting the growing demand for structured aftermarket services in expanding markets.
• In April 2024, Satair, a subsidiary of Airbus Services, solidified its position in the supply chain by signing a four-year renewal agreement with Collins Aerospace, a business unit of RTX. This contract extension ensures that the company retains global distribution rights for a wide range of essential components, including electric, environmental control, and engine system parts. The agreement encompasses support for multiple commercial and military platforms across major manufacturers such as Airbus, Boeing, Bombardier, and Embraer. By renewing this partnership, the organization aims to maintain continuous access to high-quality original equipment manufacturer components for its diverse customer base, thereby reinforcing its service capabilities in the global aftermarket.

Key Market Players

• Aventure International Aviation Services LLC
• Honeywell International Inc.
• RTX Corporation
• Parker-Hannifin Corporation
• General Electric Company
• Moog Inc.
• GKN Aerospace
• A J Walter Aviation Limited
• Bombardier Inc.
• The Boeing Company

By Aircraft Type	By Component Type	By Parts	By Region
Narrow-Body Wide-Body Regional Jet	Airframe Engine Interior Other Component	MRO Parts Rotable Replacement Parts	North America Europe Asia Pacific South America Middle East & Africa

Report Scope:

In this report, the Global Commercial Aircraft Aftermarket Parts Market has been segmented into the following categories, in addition to the industry trends which have also been detailed below:

• Commercial Aircraft Aftermarket Parts Market, By Aircraft Type:

• Narrow-Body
• Wide-Body
• Regional Jet

• Commercial Aircraft Aftermarket Parts Market, By Component Type:

• Airframe
• Engine
• Interior
• Other Component

• Commercial Aircraft Aftermarket Parts Market, By Parts:

• MRO Parts
• Rotable Replacement Parts

• Commercial Aircraft Aftermarket Parts Market, By Region:

• North America
• United States
• Canada
• Mexico
• Europe
• France
• United Kingdom
• Italy
• Germany
• Spain
• Asia Pacific
• China
• India
• Japan
• Australia
• South Korea
• South America
• Brazil
• Argentina
• Colombia
• Middle East & Africa
• South Africa
• Saudi Arabia
• UAE