- How long does vintage port last once opened? The answer to that question depends to a large extent on storage conditions - re-cork the port as soon as finished drinking.
To maximize the shelf life of opened vintage port, keep the opened bottle of port in the refrigerator.
How long does opened vintage port last in the refrigerator? An opened bottle of vintage port will usually keep well for about 5 days in the refrigerator.
How to tell if an opened bottle of vintage port is bad? The best way is to smell and look at the vintage port: if the port develops an off odor, flavor or appearance, it should be discarded for quality purposes.
Sources: For details about data sources used for food storage information, please click here