Originally Posted by
mherdeg
Booked a domestic flight in fare class P on a TAA0AHEN/UPD fare basis.
In order to SDC before any travel has begun on the ticket does the target flight need:
* P and T?
* just P?
* P and any Y?
inventory?
By the fare rules, P and T. It is widely reported that the app will offer options based solely on P inventory. With an agent, ymmv.