I found a way to probably stretch this about as best as possible:
YVR-MSP-JFK-AMS-SIN-AMS-JFK/LGA(O/N)-MSP-YVR
P-P-Z-Z-Z-Z-P-P
2477USD, 25285 miles.
including P/Z bonuses, that's
to AS: 30371 miles and 8.2cpm
to DL: 37928 MQM and 6.5cpm
(sample Feb2 - Feb11)
also works for HKG