Shelf Life. The shelf life of canned chicken noodle soup is usually one to two years. Use canned foods by the last day of the month and year listed as the expiration date on the can.Although the soup is safe to eat indefinitely, as long as the can isn't opened, quality and nutritional value decrease over time.torage. Storage conditions affect the shelf life of canned foods. For best results, store cans in a cool, dry place with temperatures between 60 and 70 degrees Fahrenheit. Canned chicken soup stored at temperatures above 100 F will quickly deteriorate.