Quite the upgrade on Air Canada's YVR-EWR service effective June 17, 2016:

AC548 YVR0900 1700EWR 788 D
AC549 EWR1900 2145YVR 788 D
With Cathay and Philippines operating this route from JFK on the 777-300ER I imagine they felt the need to compete - A319 wasn't cutting it.

http://airlineroute.net/2015/12/27/ac-yvrewr-jun16/