Originally Posted by
steveholt
But then why would the base fare drop by several thousand dollars if I switch the final leg from AKL-DOH to AKL-SYD-SIN-DOH, given that they're both QR DONE4s?
I have no idea what your itinerary is, let alone what fare it's priced on.
This is all speculation and so I cannot answer your question with certainty. Again, YMMV.
I would suggest contacting a travel agent with GDS access to understand why your trip is pricing the way it is.