SQ is parking ULR for now
looks like their schedule "resets" Feb 1st 2021, but I wouldn't count on it
(Now - Feb 1st)
3x weekly only JFK-SIN nonstop (A359 non ULR)
3x weekly, only LAX-SIN nonstop (A359 non ULR)
After Feb 1st
daily, alternating days of JFK-SIN (seems like A359 non ULR) and JFK-FRA-SIN (A380)
daily EWR-SIN (seems like A359 ULR)
daily LAX-SIN (seems like A359 non ULR)