Question : How often are flights late from Nantucket Memorial Airport (ACK) to Long Island MacArthur Airport (ISP)?
Answer : Passengers are currently getting to their destination on schedule 50% of the time, which ranks in the bottom half of the world. When a flight is delayed, it's a 10-minute delay on average.
Question : In terms of overall promptness, how does ACK to ISP rank compared to the rest of the world?
Answer : Using the combined on-time percentage and average delay breakdown, Nantucket to Ronkonkoma currently has a 2 out of a possible 5 star rating. A 2-star rating means you should feel rather worried about getting to Ronkonkoma on time.