Passengers 'go with the flow' in airport queue
BBC Scotland News spoke to passengers at Edinburgh Airport whose flights had been delayed.
They seemed calm, with man on a golf trip saying he and his travel companions were keeping a "good attitude".
Staff have been attempting to deal with the impact of global IT problem.
The airport is no longer accepting incoming flights that haven’t already taken off en route to the Capital.
Passengers whose flights have been cancelled are now being asked to leave Edinburgh Airport.