as (unfairly or not ) they do tend to have a reputation to cancel flights, or so the media would have you believe,
Think you may be thinking of negative stories about Ryanair in the media and by extension adding in "well they must cancel the most flights" where reality is it seems to be legacy carriers are more prone to doing that.
However Daily Mail and Express Editors and Journos would lose their upgrade priveleges when off on Long haul if they slagged off BA.