EI · Ireland · Europe
Aer Lingus hand luggage & liquid rules
Aer Lingus includes a 55×40×24 cm, 10 kg cabin bag on most fares, plus a small personal item. Saver fares are underseat only (25×33×20 cm). Liquids follow the airport rule — Dublin runs CT scanners on most lanes with the 2 L rule; other airports may still enforce 100 ml.
Cabin bag allowance
Personal item25 × 33 × 20 cm
Free with Saver fare.
Overhead cabin bag55 × 40 × 24 cm · 10 kg · paid
Included with Plus, Advantage, AerSpace, Business.
Liquid rules on this airline
- Dublin Airport is fully on CT scanners — 2 L containers are allowed.
- Return flights follow the departure airport's rule, which is often stricter.
Duty-free & connections
- Sealed duty-free in a STEB is allowed.
Medicines, baby milk, batteries & vapes
- Baby food, formula and medical liquids are exempt for infants and passengers with medical needs.
Frequently asked
How much liquid can I take from Dublin on Aer Lingus?
Dublin's CT scanners allow up to 2 L per container in the cabin.
Main hubs
Dublin (DUB)
Sources
- Aer Lingus cabin baggage — checked 2026-06-01
Last reviewed 2026-06-01.