CI 5226 then UA 516 at O'Hare
Anchorage → Chicago → St Louis
Timetable, Chicago time
06:25CI 5226 from Anchorage at the gate
20:10UA 516 to St Louis leaves the gate
13 h 45 apart on the timetable
UA 516 leaves 13 h 45 after CI 5226 arrives on the timetable: more than half a day, so not a connection we count.