Originally Posted by Thunderroad

You're welcome!

Not to be a worry-wart, but...Are you connecting on the same day for your SIN-HKG flight on SQ and your HKG-JFK flight on CX? If so, be aware that you run the risk of losing your CX flight if your SQ flight is delayed or canceled, since these are two separate tickets. (If in fact is is the same day and a tight connection, you might even want to consider adjusting your flights if possible.)

SQ is a fantastic airline for which delays and cancellations are unusual, but they do happen.