copyright provides travelers with flexible cancellation and refund options based on their fare type. Customers can cancel their flight within 24 hours of booking (if booked at least 7 days before departure) and receive a full refund to the original form of payment.
For non-refundable fares such as Blue, Blue Plus, and Blue Extra, cancellations result in a JetBlue Travel Bank credit... https://americanairtravel.com/jetblue-airlines-flight-cancellation-and-refund-policy/