CZ 427 then AA 3847 at O'Hare
Anchorage → Chicago → Springfield (SPI)
Timetable, Chicago time
05:24CZ 427 from Anchorage at the gate
23:05AA 3847 to Springfield (SPI) leaves the gate
17 h 41 apart on the timetable
AA 3847 leaves 17 h 41 after CZ 427 arrives on the timetable: more than half a day, so not a connection we count.