A feeding bottle preventing a nipple from falling out and with an air return function including a nipple body and a bottle body, the feeding bottle further includes an air inlet plate, a capping and a fitting ring, and the air inlet plate is fixed between the nipple body and the bottle body by the capping. The present application can prevent the nipple from falling out, prevent leakage caused by drawing out of the nipple when baby is sucking and even falling out, and achieve the automatic air return.