Per Airlineroute just now:
Posted 31 October 2018 03:00
Air Canada since mid-October 2018 removed reservations and schedules for
Toronto – Mumbai route, for summer 2019 season. Previously the Star Alliance carrier planned to operate 4 weekly flights during summer season, with 777-200LR operating from 31MAR19 to 30APR18, 787-9 from 01MAY19.
Based on current schedule and inventory listing, last flight for winter 2018/19 season departs Toronto on 29MAR19, Mumbai on 30MAR19.
AC046 YYZ2115 – 2130+1BOM 789 x246
AC047 BOM2330 – 0515+1YYZ 789 x357