UA 356 then MQ 4262 at O'Hare
Phoenix → Chicago → Cincinnati Northern Kentucky
Timetable, Chicago time
12:39UA 356 from Phoenix at the gate
00:57MQ 4262 to Cincinnati Northern Kentucky leaves the gate
12 h 18 apart on the timetable, overnight
MQ 4262 leaves 12 h 18 after UA 356 arrives on the timetable: more than half a day, so not a connection we count.