I think AC is probably the best overall product here, but I am averse to YVR transit. If you book UA, leave plenty of time to connect SFO on the outbound.
Originally Posted by
Repooc17
UA and AC do not code share on TPAC flights; only TATL. Maybe a TA can put it on a 016 ticket.
OP, if you need PQD, then stay with UA.
Codeshare is not a requirement for ticketing on UA stock. You don't necessarily even need a UA flight on the itinerary.