UA 2730 then WN 2791 at Phoenix
Chicago O'Hare → Phoenix → Portland (Oregon)
Timetable, Phoenix time
00:01UA 2730 from Chicago O'Hare at the gate
12:50WN 2791 to Portland (Oregon) leaves the gate
12 h 49 apart on the timetable
WN 2791 leaves 12 h 49 after UA 2730 arrives on the timetable: more than half a day, so not a connection we count.