Jetblue airways cancellation policy well-considered cancellation policy demonstrates how much it appreciates your freedom to choose how you want to travel. There are no cancellation costs during the first 24 hours of the reservation (with a 7-day pre-booking requirement). JetBlue charges reasonable costs to guarantee fairness for any modifications made after this time or within seven days of departure. Making changes is easy, whether you use the online editing tools or the committed customer support staff. Choosing a Travel Bank credit gives you even more convenience because you can use the canceled amount for another trip within a year. With JetBlue Airways, you may travel with the confidence that a clear and understanding cancellation policy will keep things easy and stress-free.