Originally Posted by
paperwastage
ive seen fares to hkg and China for cheap, which isn't southeast Asia (fine, it'll be more like 20hours, not 2 hours)
Hidden city was referring to buying open jaw to get a good price (NorthAmerica-japan-asia-japan-North America hub-different point in North America), getting off at the hub and skipping last leg. There's a threadall about this for China Open jaw in the mileage run department
UA, USA to China OJ from $303 ai
The open-jaw deal is just a fuel dump, I think. The skipping the last leg is just the cherry on top, not the main deal.