In the event that you're hoping to change your flight on JetBlue, there are a couple of things you'll have to be aware. To start with, you'll have to have "Your reservation number handy, as well as the confirmation code for your original flight." You'll likewise have to realize the new flight details, including the date, time, and airport. At long last, you'll have to know the justification for the change. How to change a flight on JetBlue? READ or CALL UP AT: +1-800-538-2583, also contact at OTA: +1-888-894-2072.