EI-CPT - Probably the most simplest livery I'll ever do (But it's a real one). Aer Lingus Regional is an Aer Lingus brand used for commuter and regional flights operated by Aer Arann on behalf of Aer Lingus. Aer Lingus Regional operates scheduled passenger services primarily from Ireland to the UK, France and the Channel Islands. Its bases are located at Cork, Dublin and Shannon airports. Thanks to all contributors.