Air India on Thursday announced the launch of its non-stop flight services on the Hanoi-Delhi and Tokyo (Haneda)-Mumbai routes starting in the June quarter as part of its expansion across Asia. The Tata group airline already operates to Vietnam and Japan with flights to Ho Chi Minh City and Tokyo (Haneda) from the national capital. The new five-time weekly services to Hanoi, starting from May 1, will complement daily flights to Ho Chi Minh City. This provides greater flexibility to travellers who intend to visit Vietnam with open jaw itineraries-entering from Hanoi and exiting Ho Chi Minh City or vice versa, Air India said, adding these services will be operated with a A320neo aircraft in a three-calss configuration--business Premium economy as well as Economy Class. The opening of this new route adds 7,028 seats to and from Vietnam each month, Air India said. Vietnam, which now ranks as the third-most-visited country in Southeast Asia, having recorded over 20 million visitors in