Lanthanum and oxygen-deficient $La_{1-x-y}A_xMnO_{3-\delta}$(A=Na or K) ferromagnetic oxide phases have been synthesized from NaCl or KCl flux, starting from $La_2O_3$and $MnCO_3$ at 900°C. Composition of the final product could be varied by varying initial composition $La_yMnO_3(0.7