K4 557 then UA 441 at O'Hare
Anchorage → Chicago → Dallas-Fort Worth
Timetable, Chicago time
14:14K4 557 from Anchorage at the gate
11:47UA 441 to Dallas-Fort Worth leaves the gate
21 h 33 apart on the timetable, overnight
UA 441 leaves 21 h 33 after K4 557 arrives on the timetable: more than half a day, so not a connection we count.