AA 2273 then K4 996 at O'Hare
San Diego → Chicago → Anchorage
Timetable, Chicago time
14:00AA 2273 from San Diego at the gate
03:45K4 996 to Anchorage leaves the gate
13 h 45 apart on the timetable, overnight
K4 996 leaves 13 h 45 after AA 2273 arrives on the timetable: more than half a day, so not a connection we count.