Thorn in O’Leary’s side unlikely to be gone anytime soon

In an open letter issued on Friday, Mr O’Leary called on Mr Ryan to resign 'and let someone competent deliver traffic, tourism, and jobs growth for Ireland'

Ryanair CEO Michael O’Leary has not been shy about airing his grievances with Transport Minister Eamon Ryan in the public sphere. Picture: Mike Egerton/PA

A Government minister issuing an open letter to the chief executive of a major company is not a regular thing.

But then, Michael O’Leary of Ryanair isn’t a regular CEO, and his increasingly personalised tirades on Transport Minister Eamon Ryan have gone beyond regular lobbying.