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The Maintenance Cost Data eXchange (MCX) is part of IATA’s Global Aviation Data Management (GADM) portfolio. It is a data-sharing program that enables airlines to benchmark and analyze aircraft maintenance costs using standardized definitions and method.
MCX empowers airlines with a trusted, global dataset to better understand cost drivers, improve operational efficiency, and support strategic decisions across fleet and maintenance operations.
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What is MCX?
MCX is a voluntary data exchange program that collects and aggregates aircraft maintenance cost data from airlines worldwide.
Through a harmonized methodology and standardized definitions, MCX allows participants to:
- Measure and compare maintenance costs consistently
- Understand cost structures at a detailed level
- Share insights and best practices across the industry
The program maintains a secure, de-identified global database representing more than 50 airlines over 10 years and a significant share of worldwide fleet and MRO spend.
Download MCX Brochure (pdf).
Why Participate in MCX?
Benchmark Your Performance against peers
- Aircraft and engine type
- Region and fleet size
- Maintenance segments (line, base, component, engine)
- Cost elements (labor, material, subcontracting)
Leverage reliable data to improve decision-making
- Budget planning and cost optimization
- Fleet strategy (acquisition, renewal, retirement)
- Maintenance sourcing decisions (“make vs. buy”)
Access Industry-Leading Analytics
- Detailed Cost Analysis: costs per flight hour, cycle, aircraft, or ASK
- Two interactive dashboards (Industry Overview and Operator Benchmark)
- Annual Maintenance Cost Report with KPIs and expert insights
- Multi-year trend analysis and benchmarking capabilities
Check out an excerpt of the MCX FY2024 report (pdf).
Who Should Join?
MCX is open to all airlines, including passenger carriers, cargo operators, charter, and low-cost airlines.
It is designed for organizations seeking to:
- Optimize their maintenance costs
- Improve their operational performance
- Adopt a data-driven approach to decision-making
How to Join
Participation in MCX is free of charge, and based “give-to-get” approach which ensures that the more airlines participate, the more valuable the data becomes for the entire industry.
To get started, contact the MCX team: mcx@iata.org.
MCX Data Input
Download the latest version of the MCX toolset (zip).
Watch the MCX Toolset Tutorial.
Frequently Asked Questions (FAQ)
Looking for more information about participation, data submission, or program benefits?
Access the FAQ (pdf).
Unlock Greater Savings
MCX is part of the IATA Data Sharing Incentive Program, which rewards airlines for contributing data across IATA's select initiatives.
