How Long Does Port Wine Last When Open? Thanks to the added brandy, Port wine will last much longer than regular table wine after opening the bottle. If you recap the bottle, you can store most types for at least two to four weeks at room temperature. For filtered LBV Ports, these typically can last up to 10 to 12 days after being open, without any obvious deterioration of quality. • Colheita Port: For younger Colheita Ports (less than 15 years old) they can last up to two - three weeks after being open without any obvious deterioration of quality. Older ones (30 - 40 years of age) are It's true that the higher alcohol and residual sugar of Port will help protect against degradation, so you can expect it to last closer to a week or so, and in some magical cases, even longer than that. —Dr. Vinny George Sandeman When is the best time to drink Port? The best time to drink Sandeman Port is when you want to make a moment special. Served cool, or chilled, in a red wine glass it will make Port lasts longer than your average wine after being opened, but it doesn't last forever. Click here to find out just how long your port will last. 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. .

how long does port last