Originally Posted by
thaitraveller
I see SFO as an option on the stopover. Has anyone used that as part of this to construct something from /through SFO.
seconding that question, as I am still trying to get my head into fare rules
It looks like when loading this sale fare /SIN got appended to the rules: 2 STOPOVERS PERMITTED IN EACH DIRECTION IN LAX/SFO/NYC/HOU/SIN, and oddly enough SQ's routing rules for all their JFK-FRA fares allow a stop in SIN:
/VIA THE ATLANTIC/