Shopping at Aer Lingus
1. Stackable The Codes - Aer Lingus comes out with a variety of coupon codes, where many times you can use more than one on a single order to maximize savings.
2. 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.
3. Buy a Discounted Gift Card - There are a few places online, such as GiftCardGranny.com, where you can buy discounted Aer Lingus gift cards to save money on your order.