CV 251 then UA 2263 at O'Hare
Anchorage → Chicago → Seattle (SEA)
Timetable, Chicago time
21:32CV 251 from Anchorage at the gate
20:20UA 2263 to Seattle (SEA) leaves the gate
22 h 48 apart on the timetable, overnight
UA 2263 leaves 22 h 48 after CV 251 arrives on the timetable: more than half a day, so not a connection we count.