Check the current Hays Supermarket Ad and don’t miss the best deals from this week's Ad! Browsing the weekly flyers of Hays Supermarket has never been easier. Now, you can find all weekly sales and ads in one place! Don't miss the offer! On this page, you can see Hays Supermarket Weekly Ad online. Here it is page 1. Catalogue valid from 03/03 until 03/09/2021.