Sorry this maybe off topic. Please feel free to move to the correct thread.
Does any one know if YQ is supposed to be applied to the whole itinerary originating from HKG or just the segment from HKG? I booked an oneway ticket HKG-SFO (stopover)- LHR (CX and BA). But I was charged $2,059 hkd YQ for this ticket. Is that right?