The three planes were grounded due to a "potential defect" after an advice from Israeli Aerospace Industries (IAI) that had converted these aircraft into freighters.
In a regulatory filing on Monday, the airline said the three grounded B737 freighter aircraft shall return to operations effective December 23, 2019 basis the resolution provided by IAI.
SpiceJet has four freighter planes that operate on domestic as well as international routes. Out of them, three were converted by IAI.
The budget carrier has a fleet of 118 planes, including the freighters.
Shares of SpiceJet were trading at Rs 93.15, down 2.97 per cent on BSE in morning trade.