The festival takes place from 20 June - 11 July, with bands such as The Who, Bell X1, Antony & The Johnsons and Status Quo all travelling to Europe's former culture capital.
Legendary rapper 50 Cent will be playing on 4 July, with tickets priced at €59.50 for general admission and €65 seated.
He'll be followed by the second addition, Sir Elton John, who'll be performing on 9 July.
Tickets to see the Rocket Man, who's already playing Belfast's Odyssey Arena on 1 June, are €80 general admission and €90 standing.