Aer Lingus Sale 2025 Dates. Top promo codes & offers; The sale, which runs from september 2 to 16, includes two million seats at reduced prices, with travel dates available from october 1, 2024, to march 31, 2025.

All flights across the irish airline’s network are on sale, but with different date. The aer lingus january sale is now on with 3 million seats on sale!