A list of aircraft operators that have that have suffered an accident, serious incident or hijacking. The list may also contain defunct airlines or airlines that in the meantime have changed their name or have merged.

Airlines:
Air Ceylon
Air Lanka (renamed SriLankan Airlines)
Expo Aviation
Helitours (operated by the Sri Lanka Air Force)
Intercity Airways
LionAir
Sky Cabs
SriLankan Airlines
Upali Air

Military:
Royal Ceylon Air Force (Ceylon was renamed Sri Lanka, 1972)
Sri Lanka Air Force