Here You can find a list of airlines which operated in Shannon airport.
Liège - TNT
Ajaccio Corsica - Arubaanse Luchtvaart
Beziers - Ryanair
Marseille Provence - Ryanair
Paris Charles de Gaulle - Europe Airpost, Arubaanse Luchtvaart
Paris Orly - Formosa Airlines
Tbilisi - Avia Traffic Company
Athens - British
Birmingham International - Ryanair
East Midlands - Arubaanse Luchtvaart
Liverpool John Lennon - Ryanair
London Gatwick - Ryanair
London Stansted - Ryanair, TNT, Pacific Wings
Manchester - Ryanair, Aer Lingus, AirAfrique
Newcastle - Ryanair
London Heathrow - Aer Lingus, American Airlines, AirCanada, British, United Airlines, Swiss International
Amsterdam Schiphol - Transavia Holland, Lufthansa
Cork - Aer Lingus
Dublin - UPS, Europe Airpost, Arubaanse Luchtvaart, Aer Lingus, CroatiaAirlines, Carpatair
Kaunas - Ryanair
Vilnius - Scandinavian Airlines System
Malta Luqa - Ryanair
Wroclaw - Ryanair
Krakow - Ryanair
Warsaw Modlin - Ryanair
Faro - Ryanair
Porto - Ryanair
Edinburgh - Ryanair
Glasgow Prestwick - Aer Lingus, Himalayan Airlines
Glasgow International - Carpatair
Zürich - American Airlines, Lufthansa
Alicante - Ryanair
Lanzarote Arrecife - Ryanair, TUIfly
Malaga Costa del Sol - Ryanair
Palma de Mallorca - Ryanair
Tenerife South - Ryanair
Antalya - Ryanair
Istanbul Atatürk - Turkish, Transwest Air
Budapest - Ryanair
Bremen - Lufthansa
Friedrichshafen - Lufthansa
Hannover Langenhagen - Alitalia Express, Arubaanse Luchtvaart, Japan Regio
Köln Bonn - UPS
Münster Osnabrück International - Lufthansa