In any case, if you miss your flight. And you don't know what you will do for a missed flight, and you need help in this situation, so don't worry. JetBlue offers the world's best customer service. by using JetBlue policy, you can take action to come back. Visit JetBlue Airlines' official website and click on JetBlue Missed Flight policy. The airline guidelines and rules will explain your options to you as they are given a good explanation and guide to managing such situations