Home » USA Northwest Costco Deals » USA Costco Sales Items October 27 – November 27 USA Costco Sales Items October 27 – November 27 Hi Everyone, For those of you who are heading down the USA or who are lucky enough to be close to a Costco in the US, here are the coupons for the US Costco Warehouses. Happy Shopping! Tweet Pin It Related Posts USA Costco Sales Items June 1 – 25, 2017 (178 Pictures) Hi Everyone! I hope everyone is having a great week! Here are the USA (Washington) Costco Sales Items May 23 – June 16, 2018 Hi Everyone, Comments evelyn tan October 31, 2016 | Vow, thank you, we might go to US during Thankgiving Hmm November 7, 2016 | Adding 35% to the posted price really kills any deals. Costco Canada says the strive to have items in their Canadian locations priced no higher than 20% for the same item in the USA.