Air Canada in recent days made additional changes for summer 2017 operations for long-haul routes, effective from 25MAR17. Latest adjustment as of 27NOV16 as follow.
Montreal – Geneva eff 20SEP17 Boeing 767-300ER replaces A330-300 (Previously A330 to operate entire S17)
Toronto – Copenhagen 07JUN17 – 29SEP17 Outbound from Toronto continues to display Boeing 787-9 service, however Copenhagen departure (08JUN17 – 30SEP17) currently displays 777-300ER. Further changes possible.
Toronto – Milan Malpensa 30JUN17 – 30AUG17 Airbus A330-300 will continue to operate 1 daily during peak season instead of 767
Toronto – Paris CDG Planned seasonal 2nd daily service by 767-300ER is cancelled
Vancouver – London Heathrow Seasonal 2nd daily AC896/897 service operated by 787-9, is cancelled
Previously planned changes:
Calgary – London Heathrow Daily 787-9 service, replacing 777-200LR during peak season in S16
Montreal – Frankfurt eff 01JUN17 Boeing 787-8 replaces A330-300, 1 daily
Montreal – London Heathrow Daily 777-300ER service is maintained, same as S16. Previously A330 was scheduled to operate Day 1 (Day 2 from LHR) from 19JUN17
Montreal – Lyon 30JUN17 – 29AUG17 Overall frequency increases from 5 to 7 weekly. Airbus A330-300 replaces 767-300ER during this period
Montreal – Paris CDG Seasonal 2nd daily AC884/885 service operated by A330-300, instead of 777-300ER
Toronto – Delhi Increase from 4 to 6 weekly in summer season, Boeing 787-9 service
Toronto – Frankfurt AC876/877 during peak season operates with 777-200LR, instead of 787-9 (AC872/873 remains daily 777-300ER)
Toronto – London Heathrow Peak summer season (June – August 2017) operates with 777-300ER, except AC868/859 with 787-9
Toronto – Madrid Boeing 787-8 replaces -9, 1 daily
Toronto – Mumbai eff 01JUL17 3 weekly Boeing 787-9 service. Mumbai is a service resumption for AC since Jan 1991
Toronto – Munich Boeing 777-200LR replaces A330-300 (in S16), 1 daily
Toronto – Santiago de Chile – Buenos Aires Ezeiza Boeing 787-8 operates 5 weekly, instead of originally planned 767/787 mix
Toronto – Sao Paulo Guarulhos Boeing 787-9 replaces 767-300ER, daily
Vancouver – Frankfurt eff 01JUN17 Service resumption with 1 daily seasonal service by Boeing 787-8
Vancouver – Taipei Taoyuan eff 08JUN17 Service resumptions with Boeing 787-9, 1 daily
Majority of these comparison is based on peak season (July/August) of 2017 vs 2016.