This is what I see. I can click the arrows on the calendar and it will load a new date range. It does not show any award availability, but I believe it is accurately indicating that UA does not see I space on NZ AKL-ORD (although as
Kacee says you can't tell whether that's legitimate or a bug). Checking "with stops" gives me options on days where UA operates AKL-SFO, since I can fly that in JN.