Aviation Passenger Rights: What you need to know if flight is cancelled or delayed and airline denies you boarding Updated : August 28, 2019 03:55 PM IST If you are someone who plans a trip keeping the weather in mind to avoid flight cancellations or delays, chances are it may not work. A passenger is always at the risk of flight cancellation or delay, irrespective of the weather. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.