Note: This is only the season pass, you need to buy the base game separately.
With the first DLC for Dark Souls III rumoured to be out at the end of this month CDKeys seems to have a good deal on the Season Pass.
Winner of gamescom award 2015 "Best RPG" and over 35 E3 2015 Awards and Nominations, DARK SOULS™ III leads you once again into a challenging world of ruin and despair. Expand your DARK SOULS™ III experience with the Season Pass and gain access to 2 epic DLC packs at a discounted price. Challenge yourself with new maps, bosses, enemies and additional weapon and armor sets. Prepare yourself once more and embrace the darkness.
5% Discount link: https://www.facebook.com/cdkeyscom/app/393344207416996/
PC Season Passat this price.
PS4 Season Pass at £16.99 - without FB code ;)