You can cancel all bookings via the API, there is a dedicated endpoint for that in our Quote & Book API. Related ArticlesCan I modify my bookings?I'm not an IATA CASS agent, can I still use CargoCONNECT, the Suite of APIs by CargoAi?Who can use CargoCONNECT, the suite of APIs by CargoAi?12 Best practices for your airline APIsI made a booking via the Quote & Book API. Can I retrieve and manage it from CargoMART?