Originally Posted by Andrew Yiu
That's not what it saids -
From the T & C page that you got the fare -
"# Tickets are fully refundable(exceptions may apply on M class). Tickets are non-transferable.
# Changes are permitted. A change fee may apply."
It's free date changes 7 days before dep and after dep on this HKG fare but rerouting always involve fare recalculation.
so as long as the routing stays the same, I can change the day of departure and the flight, as long as it is direct YUL/YVR?