There is provided a liquid ejection apparatus including: a head; a carriage; a conveyor; a signal generator configured to output a signal, depending on whether or not a plurality of nozzles include an ejection defective nozzle; a maintenance part; and a controller. The controller executes: ejecting of a liquid toward a medium by performing a ejecting operation of performing a ejecting pass and a conveying operation; before the ejecting operation, determining of whether or not the ejection defective nozzle is present among the plurality of nozzles. In a case that the controller determines that the ejection defective nozzle is present, the controller determines, based on a first time and a second time, whether to perform a first ejecting operation after performing a maintenance operation before the ejecting operation, or to perform a second ejecting operation without performing the maintenance operation before the ejecting operation.