However, suppose you have any other questions about Multi-City flight booking at JetBlue Airlines. In that case, you can contact the customer service support team representatives, who are available 24/7 round the clock for your service and help that you require for the multi-city flight booking at JetBlue Airlines so that you can complete your goal of having an incredible air journey with your friends or family. How Do I Book a Multi-City Flight on JetBlue? The answer to this topic is given in the blog below in detail or call: OTA: +1 888-894-2072 or USA: +1-646-980-1956.