Full details of the Aer Lingus January sale appear below with start and end dates where available. The information is not just restricted to their 'Jan sale' however - we display info on their Boxing Day 2025 sale and 2026 New Year and Winter clearances. This is usually the biggest online clearance at Aer Lingus and represents the best opportunity to find the biggest deals & bargains in their online store.

So, you grabbed lots of Aer Lingus bargains for your friends & family's Christmas presents while at the same time noting down a few things you thought would make fantastic Boxing Day deals for yourself. So all you need now is information on the 2025 boxing day sale at Aer Lingus start time and what you can expect to save. Well you're on the right web site as our Boxing Day Sales Page is dedicated to collating just that information for Aer Lingus and many other favourite retailers and travel agents.