Aer Lingus said today it will add nine routes to Britain and Europe starting next summer.
The new routes include Dublin to Sofia, Bulgaria, and Cork to Lisbon, Portugal the airline said in a statement.
"Today's announcement marks the continued development of Aer Lingus's short-haul network, with a focus on capitalising on our most popular European services," chief executive officer Dermot Mannion said.
Aer Lingus also plans to increase frequencies on 17 existing routes starting next year.