Cool How Much Do Wedding Cakes Cost Per Slice 2023. Web when you break down the pricing to have the cost per slice, the average wedding cake cost will equate to between $2.50 and $8 per slice. Also, remember about the decorations price;

Please enter a valid zip code what’s in this wedding cake cost. The cost of your wedding cake will increase proportionately with the number of servings you request. For larger weddings, consider adding more tiers or opting for a sheet.