Port wine is a fortified wine produced in the Douro Valley in Portugal. It is typically a sweet, red wine, although there are also white and dry varieties. Port is typically drunk as an after-dinner drink. How long does port last in the bottle? Port lasts for decades when properly stored. Wood-aged ports like tawny, ruby, and white usually last longer even after they are opened. Ruby port has a shelf life of up to 4-6 weeks. On the other hand, a tawny port can retain its quality for up to 3 months. In contrast, vintage ports start losing their quality quickly once they come in contact with oxygen. Most sealed ports will survive well for decades. That said, unlike humans, not many will improve with age. Tawny, ruby and late-bottled vintage ports, the most popular styles, typically do not Port wine being stored at Taylor's. How long Port wine lasts after opening. Port wine is higher in alcohol than regular wine with alcohol levels between 19-22% ABV.. Apart from Vintage Port, the higher alcohol levels mean that Port wine can last longer than regular wine after opening.This is especially true for Tawny Port. Unfortunately, its lifespan is cut short after opening. Port in a decanter can last between two weeks to three months. The amount of time it can last in a decanter depends on several factors such as decanter type, amount of Port in the decanter, prevailing environmental conditions, and how often you open the decanter. Depending on its type, port can last the following lengths of time in a refrigerator after being opened: Ruby & Tawny Port: 3 Weeks; White & Rose Port: 2 Weeks; Aged Tawny Port: 2 Months; Old Vintage Port: 24 Hours; Late Bottled Vintage Port: 1 Week; Thanks to the additional alcohol, opened port will last longer than regular table wine. .

how long does port last