Originally Posted by
CDKing
You get one change 60+ days out if you booked back in May since once reissued new fare rules apply.
Sometimes if you do a through search you get false positives. Make sure you look segment by segment and see if the space is really available.
Just rang AS. SFO-HKG-SIN is available in J but not the exact flight for SFO-HKG! Hence married segments.