CA 1017 then UA 1660 at O'Hare
Anchorage → Chicago → Seattle (SEA)
Timetable, Chicago time
19:05CA 1017 from Anchorage at the gate
12:45UA 1660 to Seattle (SEA) leaves the gate
17 h 40 apart on the timetable, overnight
UA 1660 leaves 17 h 40 after CA 1017 arrives on the timetable: more than half a day, so not a connection we count.