Stores (44) 
Promotion 
$3.00
$2.69
Butter on sale Costco
There are 1 new Butter offers available at Costco starting from 11-06-2026.
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Stores with Butter in their assortment
Metro
Walmart
Sobeys
IGA
No Frills
Foodland
FreshCo
Marché Adonis
Longo's
Real Canadian Superstore
Loblaws
M & M Food Market
Supermarché PA
Shoppers Drug Mart
Pharmaprix
Food Basics
Fortinos
Rachelle-Bery Grocery
Independent Grocer
Farm Boy
Super C
Mondou
Wholesale Club
Giant Tiger
Nearest Costco branch
This Butter on sale Costco is available in the following branches based on your set location:
Toronto
Butter price Costco🕒
| Offer | Name | Store | Regular price | Offer price | Promotion | Start date | End date |
|---|---|---|---|---|---|---|---|
 | Reese's Peanut Butter Cups With Caramel, 16 × 79 g | Costco | $34.05 | $30.99 | -9% | 08 June 2026 | 14 June 2026 |
 | Cedar Bay Naked Lobster With Flavoured Butter Coins | Costco | $298.69 | $229.99 | -23% | 25 May 2026 | 31 May 2026 |
 | Ace Bakery All Butter Mini Cheese Croissant 560 g | Costco | $12.04 | $9.99 | -17% | 11 May 2026 | 17 May 2026 |
 | Chef Robert Irvine's Fitcrunch Protein Bars, Chocolate Peanut Butter, 18 × 46 g | Costco | $34.93 | $28.99 | -17% | 04 May 2026 | 10 May 2026 |
 | Cedar Bay Naked Lobster With Flavoured Butter Coins | Costco | $299.99 | $239.99 | -20% | 27 April 2026 | 03 May 2026 |
 | Reese's Peanut Butter Cups With Caramel, 16 × 79 g | Costco | $34.05 | $30.99 | -9% | 20 April 2026 | 26 April 2026 |
 | Reese Peanut Butter Cups, 48 × 46 g | Costco | $70.36 | $56.99 | -19% | 20 April 2026 | 26 April 2026 |
 | PB&Me Peanut Butter Bar, 24 × 42 g | Costco | $49.99 | $34.99 | -30% | 20 April 2026 | 26 April 2026 |
 | Kirkland Signature Natural Creamy Peanut Butter 2 x 1 kg | Costco | $14.99 | 20 April 2026 | 26 April 2026 | ||
 | Kirkland Signature Natural Creamy Peanut Butter 2 x 1 kg | Costco | $14.99 | 13 April 2026 | 19 April 2026 | ||
 | Awake Peanut Butter Chocolate Bites, 50 × 13.5 g | Costco | $34.93 | $28.99 | -17% | 13 April 2026 | 19 April 2026 |
 | Kirkland Signature Creamy Almond Butter 765 g | Costco | $13.99 | 30 March 2026 | 05 April 2026 | ||
 | Cedar Bay Naked Lobster With Flavoured Butter Coins | Costco | $299.99 | $239.99 | -20% | 16 March 2026 | 22 March 2026 |
 | KFI Butter Chicken Cooking Sauce, 2 × 650 ml | Costco | $14.93 | $12.99 | -13% | 02 March 2026 | 08 March 2026 |
 | Cedar Bay Naked Lobster With Flavoured Butter Coins | Costco | $299.99 | $239.99 | -20% | 02 March 2026 | 08 March 2026 |
 | Chef Robert Irvine's Baked Protein Bars, Chocolate Peanut Butter, 18 × 46 g | Costco | $34.93 | $28.99 | -17% | 02 March 2026 | 08 March 2026 |
 | Chef Robert Irvine's Baked Protein Bars, Chocolate Peanut Butter, 18 × 46 g | Costco | $34.93 | $28.99 | -17% | 23 February 2026 | 01 March 2026 |
 | Kirkland Signature Creamy Almond Butter 765 g | Costco | $13.99 | 17 February 2026 | 22 February 2026 | ||
 | Chef Robert Irvine's Baked Protein Bars, Chocolate Peanut Butter, 18 × 46 g | Costco | $34.93 | $28.99 | -17% | 17 February 2026 | 22 February 2026 |
 | Nellie's Dish Butter Bundle | Costco | $49.99 | $39.99 | -20% | 17 February 2026 | 22 February 2026 |
 | Robert Irvine's chocolate peanut butter protein bars | Costco | $29.99 | $23.99 | Save $6 | 16 February 2026 | 01 March 2026 |
 | Reese peanut butter cups | Costco | $41.99 | $32.99 | Save $9 | 19 January 2026 | 01 February 2026 |
 | Reese Peanut Butter Cups, 48 × 46 g | Costco | $70.32 | $63.99 | -9% | 19 January 2026 | 25 January 2026 |
 | Reese's Peanut Butter Cups With Caramel, 16 × 79 g | Costco | $32.96 | $29.99 | -9% | 19 January 2026 | 25 January 2026 |
 | Robert Irvine's chocolate peanut butter protein bars | Costco | $23.99 | 22 December 2025 | 18 January 2026 | ||
 | Nutrius Brazilian body butter | Costco | $24.99 | $19.99 | Save $5 | 24 November 2025 | 07 December 2025 |
 | Chef Robert Irvine's Chocolatey Peanut Butter Wafer Protein Bar, 18 × 45 g | Costco | $28.99 | 27 October 2025 | 02 November 2025 | ||
 | Reese's Peanut Butter Cups With Caramel, 16 × 79 g | Costco | $29.99 | 14 October 2025 | 19 October 2025 | ||
 | Reese Peanut Butter Cups, 48 × 46 g | Costco | $54.99 | 14 October 2025 | 19 October 2025 | ||
 | Awake Peanut Butter Chocolate Bites, 50 × 13.5 g | Costco | $28.99 | 06 October 2025 | 12 October 2025 | ||
 | Awake Peanut Butter Chocolate Bites, 50 × 13.5 g | Costco | $28.99 | 29 September 2025 | 05 October 2025 | ||
 | Robert Irvine's chocolate peanut butter protein bars | Costco | $23.99 | 29 September 2025 | 26 October 2025 | ||
 | Reese Peanut Butter Cups, 48 × 46 g | Costco | $63.99 | 18 August 2025 | 24 August 2025 | ||
 | Reese's Peanut Butter Cups With Caramel, 16 × 79 g | Costco | $29.99 | 18 August 2025 | 24 August 2025 | ||
 | Reese King Size Peanut Butter Cups, 24-count | Costco | $40.99 | 11 August 2025 | 17 August 2025 | ||
 | Marc Anthony coconut oil and shea butter shampoo and conditioner | Costco | $18.99 | $13.99 | Save $5 | 07 August 2025 | 15 August 2025 |
 | Reese King Size Peanut Butter Cups, 24-count | Costco | $40.99 | 05 August 2025 | 10 August 2025 | ||
 | Marc Anthony coconut oil and shea butter shampoo and conditioner | Costco | $13.99 | 04 August 2025 | 31 August 2025 | ||
 | Awake Peanut Butter Chocolate Bites, 50 × 13.5 g | Costco | $28.99 | 14 July 2025 | 20 July 2025 | ||
 | Awake Peanut Butter Chocolate Bites, 50 × 13.5 g | Costco | $28.99 | 07 July 2025 | 13 July 2025 | ||
 | Reese's Peanut Butter Cups With Caramel, 16 × 79 g | Costco | $29.99 | 23 June 2025 | 29 June 2025 | ||
 | Reese King Size Peanut Butter Cups, 24-count | Costco | $45.99 | 23 June 2025 | 29 June 2025 | ||
 | Nutrius brazillian body butter | Costco | $24.99 | $19.99 | Save $5 | 28 May 2025 | 03 June 2025 |
 | Nutrius Brazillian body butter 2 x 177 mL | Costco | $19.99 | Save $5 | 12 May 2025 | 26 May 2025 | |
 | Awake Peanut Butter Chocolate Bites, 50 × 13.5 g | Costco | $28.99 | 05 May 2025 | 11 May 2025 | ||
 | Reese King Size Peanut Butter Cups, 24-count | Costco | $40.99 | 10 March 2025 | 16 March 2025 | ||
 | Nellie's Dish Butter Bundle | Costco | $39.99 | 06 January 2025 | 12 January 2025 | ||
 | Robert Irvine's chocolate peanut butter protein bars | Costco | $21.99 | 30 December 2024 | 26 January 2025 | ||
 | Kirkland Signature Creamy Almond Butter, 765 g | Costco | $10.99 | 03 June 2024 | 09 June 2024 | ||
 | Reese Peanut Butter Cups, 48 × 46 g | Costco | $53.99 | 13 May 2024 | 19 May 2024 | ||
 | Reese king size peanut butter cups 16 × 79g | Costco | $19.99 | 29 January 2024 | 11 February 2024 | ||
 | Jules destrooper belgian butter biscuits, 700 g | Costco | $16.99 | 11 December 2023 | 17 December 2023 | ||
 | David's cookies butter pecan meltaways, 907 g | Costco | $15.99 | 20 November 2023 | 26 November 2023 | ||
 | Nuts to you nut butter smooth almond butter, 2 × 735 g | Costco | $26.99 | 13 November 2023 | 19 November 2023 | ||
 | David's cookies butter pecan meltaways, 907 g | Costco | $15.99 | 13 November 2023 | 19 November 2023 | ||
 | Nuts to you nut butter organic smooth cashew butter, 2 × 365 g | Costco | $23.99 | 28 August 2023 | 03 September 2023 | ||
 | Nuts to you nut butter smooth almond butter, 2 × 735 g | Costco | $26.99 | 28 August 2023 | 03 September 2023 | ||
 | Marc anthony coconut oil and shea butter shampoo and conditioner | Costco | $13.99 | 07 August 2023 | 03 September 2023 | ||
 | Nuts to you nut butter organic smooth cashew butter, 2 × 365 g | Costco | $23.99 | 05 June 2023 | 12 June 2023 | ||
 | Reese's thins peanut butter cups milk chocolate, 680 g | Costco | $12.99 | 15 May 2023 | 21 May 2023 | ||
 | Reese's thins milk chocolate peanut butter cups | Costco | $9.99 | 01 May 2023 | 28 May 2023 | ||
 | Nuts to you nut butter smooth almond butter, 2 × 735 g | Costco | $33.99 | 20 March 2023 | 27 March 2023 | ||
 | Reese king size peanut butter cups, 24-count | Costco | $35.49 | 07 February 2023 | 12 February 2023 | ||
 | Reese king size peanut butter cups, 24-count | Costco | $35.49 | 30 January 2023 | 05 February 2023 | ||
 | Reese peanut butter cups, 48-count | Costco | $52.49 | 03 January 2023 | 08 January 2023 | ||
 | Marc anthony coconut oil and shea butter shampoo and conditioner | Costco | $13.99 | 05 December 2022 | 01 January 2023 | ||
 | Reese Peanut Butter Cups | Costco | $38.99 | 29 August 2022 | 11 September 2022 |