Global spending on aircraft maintenance, repair and overhaul is expected to increase from $140 bn in 2026 to $193 bn by 2036, according to figures presented at the MRO Central Asia Conference Uzbekistan 2026.
Maintenance costs account for roughly 10 to 13% of airlines’ operating expenses, with the strongest growth anticipated in engine servicing, component repairs and airframe maintenance.
Separate estimates from Spherical Insights suggest the global aircraft maintenance market could reach $139.4 bn by 2033, expanding at an average annual rate of about 4.6%.
The sector covers both line and heavy maintenance, as well as engine and component repairs...