Originally Posted by
TRAVELSIG
No such luck.
I do have one colleague who was able to use mileage to upgrade D>R on SYD/SIN however our consensus seems to be it was a mistake.
SIN/ZRH does seem to sell cash upgrades by the way from C/D to R when they are oversold in C. 2500 EUR for the leg. They only do it if they are oversold AFAIK.
thanks for the info anyway.