Originally Posted by
traveler18
One situation I noticed is that often there is I class inventory in EF for LAX-HKG and then HKG-MNL - however no I inventory LAX-MNL via HKG on the same flights. They wait list even though the individual segments show 9 seats on I each.... So far, every time the WL clears a few days before the flights
This is the "married segments" mentioned earlier.
In general, married segments have lower availabilities. There are exceptions, e.g. HKG-CAN on KA.