Ryanair is to launch two new routes from Shannon and add additional flights on two more Irish routes.
The new Shannon services - to Bournemouth and Edinburgh - will start on October 31. Ryanair will also add a sixth daily flight from Dublin to Gatwick and a fourth flight from Cork to Dublin.
Separately, the airline also announced four new routes from London, two from London Stansted to Deauville (France) and Pula (Croatia) and two from London Luton to Fez and Marrakech (Morocco). These routes will also start on October 31.
