The alternative is much easier...drive up one of the nicest and emptiest motorways in Europe to Dublin and take your pick from endless schedules to anywhere at probably a third of the price.
You could say the same about Gloucester to IOM but, apparently, it works.
It's not all about filling Airbus's, Boeing's and the larger Embraer's, there's still a cottage industry out there with livings to be made out of.
an unpronounceable name
Remember, it's only the Irish that speak pure English ... Everybody else speaks it with a funny accent