X-TEAM D2D is glad to announce the special issue “Sustainability in Air Transport and Multimodality” on the MDPI journal. The special issue was conceived to put together relevant scientific achievements in thew fields of Air Traffic Management (ATM), door-to-door transport, urban air mobility (UAM), intermodal transport, passenger experience and so on. If you have scientific results in those fields you want to disseminate, do not miss this opportunity. The special issue is now open for submission and the deadline to deliver to abovementioned and related research topics is April 15th. For more information, please visit