Does Champagne Go Bad or Expire? How Long Bottles Keep

Everyone has one: the bottle from the wedding, the promotion, the New Year’s that got cancelled. It’s been standing in a closet for years, waiting for an occasion big enough. The uncomfortable news: the bottle isn’t getting better in there, and the clock is running.

The closet isn’t a cellar

Champagne’s famous ability to age happens before you buy it, in cold chalk cellars, on its lees (the spent yeast from the second fermentation), under conditions your hall closet does not replicate. Once a bottle is disgorged, corked, and shipped, the producer has released it ready to drink. From that point:

• Non-vintage Champagne (the standard bottle, no year on the label): best within 3 to 4 years of purchase.
• Vintage Champagne (a year on the label): built sturdier; 5 to 10 years, sometimes more for serious bottles.
• Prosecco and cava: shorter, roughly 1 to 3 years. Prosecco in particular is made to be drunk young and fresh.

Past those windows a bottle doesn’t become dangerous. It becomes quieter: fewer bubbles, deeper gold color, and the fresh apple-and-citrus profile sliding toward baked apple, honey, and sherry. Some people genuinely enjoy mature Champagne’s nutty character. But if what you loved was the bright, tense fizz, drink the commemorative bottle at the next good dinner instead of waiting for a mythical perfect one.

Storing the bottle you’re keeping

Cool, dark, and above all steady. Temperature swings do more damage than a slightly-too-warm constant; the worst spot in the house is the kitchen, and the true kiss of death is the fridge for months on end (too cold and too dry, which shrinks the cork and lets air in; a few weeks is fine, a year is not). Aim for a low closet or basement shelf away from light and vibration.

Upright or on its side? For months, it makes no practical difference. For multi-year storage, on its side keeps the cork moist and is the safer default — it’s how the cellars themselves do it.

Once it’s open

Now the timeline is measured in days, and only if you use a proper sparkling-wine stopper (the clamping kind, a few dollars at any wine shop). Stoppered in the fridge, an open bottle holds decent fizz for 1 to 3 days. The pressure in the bottle keeps carbonation from escaping the wine surface; an unstoppered bottle is flat by tomorrow.

The spoon trick, hanging a silver spoon in the neck, has been tested repeatedly and does nothing. Don’t mourn flat-ish leftover bubbly, though. Pour it into a Mimosa brunch or a round of French 75s; our list of Champagne cocktails will happily absorb a half-flat bottle.

How to tell a bottle has faded

Before the pour: a cork that’s dried and shrunken, or a fill level that’s visibly dropped, means air got in. In the glass: little to no mousse, a deep gold or amber color in a wine that should be pale, and a nose of sherry and bruised apple rather than citrus and bread. Drink it, cook with it, or make the classic Champagne cocktail with it, since sugar and bitters cover a multitude of sins. Just don’t serve it as the toast.

Frequently asked questions

Can old champagne make you sick?

No. Old Champagne is a disappointment, not a hazard; wine’s acidity and alcohol keep it safe indefinitely. The risks are entirely to the occasion.

Does unopened champagne expire?

There’s no expiration date, but there is a quality window: roughly 3–4 years for non-vintage and 5–10 for vintage, kept cool and dark. After that it progressively loses fizz and freshness.

How do you store champagne after opening?

A clamping sparkling-wine stopper and the fridge. That holds useful fizz for one to three days. The spoon-in-the-neck trick has been tested and does nothing.

Should champagne be stored lying down or upright?

Either is fine for a few months. For years-long storage, lay it down so the cork stays moist and keeps its seal.

Is prosecco’s shelf life the same as champagne’s?

Shorter. Prosecco is made in a style meant for drinking young; plan on 1 to 3 years from purchase rather than Champagne’s 3 to 4.

Wondering about the still wines and the liquor cabinet too? Our full guide to how long alcohol lasts goes bottle by bottle. And once the toast is done and the bottle’s open, Cocktail Builder knows a Bellini when it sees a peach.

Last modified on August 30, 2026