AS 429 then CX 81 at O'Hare
Seattle (SEA) → Chicago → Anchorage
Timetable, Chicago time
17:37AS 429 from Seattle (SEA) at the gate
15:30CX 81 to Anchorage leaves the gate
21 h 53 apart on the timetable, overnight
CX 81 leaves 21 h 53 after AS 429 arrives on the timetable: more than half a day, so not a connection we count.