Guides › How long does food last › Leftovers, pizza

How long does leftovers, pizza last?

Leftovers, pizza keeps for about 3 to 4 days in the refrigerator. Counted from when you open or store it, unless the package says otherwise.

WhereHow long
Refrigerator3 to 4 days
Freezer1 to 2 months

Storage times are the USDA FoodKeeper guidance for quality and safety, not a guarantee; a printed use-by date on the package comes first. Source: USDA FSIS FoodKeeper (CC0), fetched 2026-10-27, category Deli & Prepared Foods.

How Known uses thisWhen a receipt lists leftovers, pizza, Known estimates an expiry from the purchase date and typical shelf life and shows which rule it used, for example "7-day rule". Shelf-stable staples get no date at all.

Stop finding it in the back of the fridge

One receipt photo, and every grocery line gets an estimated use-by date and a reminder. No account, nothing to type.

Open Known, it is free

More in Deli & Prepared Foods