I see CMH-PEK from $738 which is a pretty decent price (although it doesn't appear to be part of this fare sale). Note that it has a 90 day advance purchase requirement. Much better deal than any of the "sale" fares out of DTW. Used Google Flights to find the CMH-PEK deal.
FARE CODE - XKG93PMF
DAY/TIME APPLICATION
PERMITTED SUN THROUGH THU ON EACH TRANSPACIFIC SECTOR.
SEASONALITY
PERMITTED 08MAR 17 THROUGH 05MAY 17 OR 24AUG 17 THROUGH 30NOV 17 ON THE OUTBOUND TRANSPACIFIC SECTOR.
MINIMUM STAY
TRAVEL FROM LAST INTERNATIONAL STOPOVER MUST COMMENCE NO EARLIER THAN 3 DAYS AFTER DEPARTURE OF THE FIRST INTERNATIONAL SECTOR.
ADVANCE RESERVATIONS AND TICKETING
RESERVATIONS FOR ALL SECTORS ARE REQUIRED AT LEAST 90 DAYS BEFORE DEPARTURE.
Here's one of the "sale" fares from DTW for DTW-SIN for $1197
FARE CODE - TLX27PMD
DAY/TIME APPLICATION
PERMITTED MON THROUGH THU ON EACH TRANSPACIFIC SECTOR.
SEASONALITY
PERMITTED 04SEP 17 THROUGH 13DEC 17 ON THE OUTBOUND TRANSPACIFIC SECTOR.
ADVANCE RESERVATIONS AND TICKETING
RESERVATIONS FOR ALL SECTORS ARE REQUIRED AT LEAST 21 DAYS BEFORE DEPARTURE.
MINIMUM STAY
TRAVEL FROM LAST INTERNATIONAL STOPOVER MUST COMMENCE NO EARLIER THAN 7 DAYS AFTER DEPARTURE OF THE FIRST INTERNATIONAL SECTOR.
Last edited by xliioper; Jun 22, 2017 at 8:53 am