Ryanair...launched 500,000 FREE seats, one-way including taxes and charges, as part of its Christmas Seat Give Away which runs from Monday 22nd until 12pm on Christmas Eve (Wed 24th) for travel in January and February.
As usual, normal Ryanair extras apply.
Luggage, airport check-in attract extra charges as does payment with any card except Visa Electron.
Sales launches 22 DECEMBER
Assuming website will charge £0.01 as usual as it can't show a zero balance.