Shopping at Aer Lingus
1. Sign Up For Multiple Email Addresses - Use a couple different email address to accumulate more Aer Lingus promo codes. Many of the big retailers will come out with single-use coupon codes and this will increase your chances of savings.
2. Search For Promo Codes- Regarded as the easiest way to save money online, go to google and search Aer Lingus promo code and copy and paste the codes at the checkout page.
3. US Military Discounts - Aer Lingus often comes out with special and discount for military personnel and students. It is recommended to email their customer service department browse through the educational section online.