Originally Posted by
QRC3288
A glaring example of this are Cathay's ex-Taipei business class fares to North America. They aren't quite as cheap as they once were, but you can still reliably get to North American destinations for <$4k USD by starting your trip in TPE (say, TPE-HKG-JFK-HKG-TPE) instead if Hong Kong, where you could pay as much as $7-10k USD for HKG-JFK-HKG. By the same token, CX is competing ex-Taipei with BR and CI who have nonstops to many North American destinations.
Adding to insult, CAN-HKG-JFK-HKG-CAN is ~$4K USD as well. And you won't even need a positioning flight to TPE - a ~2 hr train ride is all it takes to save 5 Grand