UA 4179 then TP 244 at O'Hare
Roanoke → Chicago → Lisbon
Timetable, Chicago time
07:44UA 4179 from Roanoke at the gate
20:10TP 244 to Lisbon leaves the gate
12 h 26 apart on the timetable
TP 244 leaves 12 h 26 after UA 4179 arrives on the timetable: more than half a day, so not a connection we count.