CA 8443 then UA 3811 at O'Hare
Anchorage → Chicago → Seattle (SEA)
Timetable, Chicago time
16:59CA 8443 from Anchorage at the gate
12:30UA 3811 to Seattle (SEA) leaves the gate
19 h 31 apart on the timetable, overnight
UA 3811 leaves 19 h 31 after CA 8443 arrives on the timetable: more than half a day, so not a connection we count.