Question : Is this route your best bet for getting to San Jose with minimal delays?
Answer : ACK to SJC currently scores 0 out of a possible 5 stars in promptness. This score combines both the number of delayed flights and total delay minutes. With 0 stars, you should feel rather worried about getting to San Jose on time.
Question : What are the chances this flight will be delayed?
Answer : The Nantucket to San Jose route has been particularly poor at getting passengers to their destination on time and currently ranks among the worst in the world. When there is a delay, it averages about half an hour.