Originally Posted by
MIKEM
SFO-PVG, PVG-SFO, SFO-HKG, HKG-SFO - 35% chance of a 1K clearing a SWU from Y to C. This is a consensus from a dozen 1K/GS that I talked to in route.
I have cleared every single SFO-pvg upgrade for the past 4 years, about 10 rt's in total. If you pick the right days they are easy upgrades. If you have to fly on Saturday then hope the new ua keeps e+!