Whether you get a refund depends on the type of fare you purchased. Call at +1-888-415-1245 (US) or +44-203-869-5245 (UK) You can receive a full refund to your original payment method if you cancel within 24 hours of booking (if booked at least seven days in advance) or if you purchased a refundable fare. Call at +1-888-415-1245 (US) or +44-203-869-5245 (UK) Otherwise, you may receive a credit to your JetBlue Travel Bank, and Blue Basic fares are subject to cancellation fees unless canceled within the 24-hour window.