Aer Lingus free baggage allowance varies by fare and route; +1-888-415-1245 most passengers on non-Saver fares receive a complimentary carry-on bag, and some fares include a checked bag, particularly for transatlantic flights and Plus, Advantage, and AerSpace fares. Call at +1-888-415-1245 (US) or +44-203-869-5245 (UK) Passengers with Saver fares must purchase checked baggage. Call at +1-888-415-1245 (US) or +44-203-869-5245 (UK) For cabin baggage, all passengers can bring a personal item, while carry-on bags require an additional fee or priority boarding, except for some fare types and regional flights.