Originally Posted by
CabinCaptive
FWIW DL happily co-terminaled my NYC to ATL connection flight. I think they want to keep as many pax away from these locations as they can. Rebooked in Z (was flying A) if that makes any difference.
Your new flight is marketed as business class, versus FC on your original itinerary. Z and A are both deep discount premium cabin fares. The orders are Z I D C J and G A P F. I'm a bit surprised that your A didn't map into I but it doesn't matter unless you try to SDC.