Air India, with the demise of Jet Airways, is scheduling the Boeing 747-400 on two mainline domestic routes from Delhi during the month of June.
According to Airline Route, the carrier will assign the Jumbo to two daily routes from Delhi; Kolkata and Mumbai, starting on June 1.
The Boeing 747-400 fleet is now down to only four aircraft.
The type is also operated on high-density Hajj pilgrimage charters, mainly betweengovernment charters.
Air India has not indicated when it plans to retire the last four aircraft.