Proposed is a cooking appliance having a function capable of manually opening a door even when a closed state of the door is maintained. The cooking appliance includes: a main body having a cooking chamber defined therein; a door mounted rotatably to the main body; and a latch module provided in the main body and controlling the opening and closing of the door, wherein the latch module includes: a latch installed rotatably at an end thereof, an elastic body installed at a side of the latch and forcing the latch to be rotated in one direction by applying an elastic force to the latch; a driving part installed at a side of the elastic body and supplying power to the latch; a cam provided at a side of the driving part; and a lever bracket having an end thereof connected to the latch.