How to avoid JetBlue cancellation fee?

To avoid JetBlue’s cancellation fee, 1-888-217-7202 book within 24 hours for free cancellations or choose a refundable fare. You can also use TrueBlue points to make changes instead of cancelling. For more information, call 1-800-JETBLUE (1-888-217-7202).JetBlue allows free cancellations if you book within 24 hours. 1-888-217-7202 To avoid fees, you can also select refundable fares or use TrueBlue points for changes. For assistance, contact customer service at 1-800-JETBLUE (1-888-217-7202).