Costco shoppers have several savings windows to watch in May, with current warehouse offers followed by new weekly and monthly deals.

Mustard makes comeback: Deli mustard, absent since pandemic-era cuts, is reappearing at select Costco food courts across the U.S., drawing excitement from loyal shoppers. Seasonal savings start: ...

Costco’s latest weekly deals run from May 26 through May 31, with savings on snacks, drinks, prepared meals, and household ...

Exclusive savings: Costco Canada is offering Executive members discounts of up to 41% on select items until May 17, 2026. Automatic discounts: No coupon scanning is needed; discounts are applied ...