Originally Posted by
yycworldtraveler
As I said...YMMV. On my last attempt to get to SYD via Europe from YYC the agent would not allow me to use TG, LX, LH or TK from Europe to get to SIN...only SQ. Many agents don't know anything about validating a routing other than by MPM so it's certainly worth a shot. Very few awards are validated by published routing so my guess is you might find an agent who will let you use alternate airlines.
I m sorry, I misunderstood, I was departing YYZ not YYC.