UA 4166 then CV 251 at O'Hare
Allentown → Chicago → Dallas-Fort Worth
Timetable, Chicago time
07:49UA 4166 from Allentown at the gate
22:10CV 251 to Dallas-Fort Worth leaves the gate
14 h 21 apart on the timetable
CV 251 leaves 14 h 21 after UA 4166 arrives on the timetable: more than half a day, so not a connection we count.