Updated on December 21st, 2019
*This offer is for existing Costco memberships. Offer valid until December 24, 2019 and may not be combined with any other promotions. One promo code per email address.
The Costco.ca promo code offer is only available to members who make an online merchandise purchase on Costco.ca of $100 or more (in one transaction, before taxes, applicable fees and shipping, unless applicable fees and/or standard shipping is included in the quoted price). Only one (1) $20 OFF can be used per member per transaction during the promotional period. Promo code will not be replaced if lost or stolen. Promo code amount will not be reissued if merchandise is returned. Costco.ca promo code is NOT valid for Costco purchases made in warehouse, in Costco Business Centres, on Costcobusinesscentre.ca, on Costcophotocentre.ca or on purchases of Costco Shop Cards, App Store & iTunes Gift Cards, gift cards, certificates and tickets, travel, tires, membership, or membership renewals. The Costco.ca promo code is valid until January 5, 2020. Only Canadian Costco members in good standing may take advantage of this offer. Prices, specifications, availability and terms of offers subject to change without notice.