Originally Posted by
Xandrios
Thats odd; it works for me even when not logged in.
You have to enter the code in the fight search form, and the discounted price is only shown after you have clicked on a specific fare. So you do have to select a fare to see the discount, the overview shows the regular prices.
The "promo code cannot be redeemed for this flight" message comes at the following step once you have entered your email adress.