CI 5234 then UA 4481 at O'Hare
Anchorage → Chicago → Tulsa
Timetable, Chicago time
19:25CI 5234 from Anchorage at the gate
15:35UA 4481 to Tulsa leaves the gate
20 h 10 apart on the timetable, overnight
UA 4481 leaves 20 h 10 after CI 5234 arrives on the timetable: more than half a day, so not a connection we count.