Originally Posted by
Rejuvenated
CX: YVR-JFK
PR: YVR-LAS
These two originate in the far east and would require at least 2-3 hours of layover in YVR if they were to undergo the pre-clearance at YVR. Hence they clear INS at JFK and LAS respectively.
Right! I knew I was being a bit US-centric on my searches.