+1-888-595-2181 If you wish to Hold a Flight on JetBlue Airways, you have the easy option to cancel it within 24 hours after booking, in which case the passengers can avail all the services at a reasonable amount. If you are not sure about the booking, you can hold it as well. You are not required to pay anything if you change or cancel a reservation within 24 hours of making it. If you have any problems related to your queries, you can also connect with our customer support team. They will help you easily.