The invention discloses a wind power and thermal power coupling delivery optimization control method, which comprises the steps of determining current wind power peak regulation demand capacity on the basis of current wind power prediction to obtain a current wind power peak regulation demand capacity curve; determining current available capacity for thermal power peak regulation on the basis of current load prediction to obtain a current available capacity curve of thermal power peak regulation; calculating current preliminary delivery power of wind power, current preliminary delivery power of thermal power and current preliminary wind power and thermal power coupling delivery power according to the obtained current wind power peak regulation demand capacity curve and the current available capacity curve of thermal power peak regulation; and calculating current delivery power of the wind power, the current delivery power of the thermal power and current wind power and thermal power coupling delivery power according to the current preliminary delivery power of the wind power, the current preliminary delivery power of the thermal power and the current preliminary wind power and thermal power coupling delivery power, thereby obtaining a wind power and thermal power coupling delivery optimization control scheme. The effects of simplicity in calculation and accuracy in prediction are achieved.