Code sharing allows an airline to book its passengers on its partner carriers and provide seamless travel to destinations where it has no presence.
"The launch of our India-Italy sector represents another major step forward for Air Italy and reinforces our commitment to our network expansion plans in Asia," Dimitrov said at a press briefing here.
He noted that India is a great market and there are "very high expectations" as there is an opportunity to grow.
Delhi is the fourth intercontinental route for Air Italy this year after flights to New York, Miami and Bangkok.
(With inputs from agencies.)