Air Tanzania launched 3x weekly 787-8 flights to Mumbai but operated an A220-300 on July 24, 2019. They may deploy the A220-300 regularly to Mumbai as they launch flights to London in December 2019.
Air Tanzania has been delaying the launch of non-stop flights to Mumbai for quite some time. Finally, they have launched the non-stop flight to Mumbai from Dar es Salaam.
Air Tanzania has announced that it will start nonstop flights from Dar-e-Salaam to Mumbai. Air Tanzania and Air India used to operate flights on this route back in the day.