UA 3761 then TP 234 at Dulles
Clarksburg → Washington → Lisbon
Timetable, Washington time
07:09UA 3761 from Clarksburg at the gate
22:30TP 234 to Lisbon leaves the gate
15 h 21 apart on the timetable
TP 234 leaves 15 h 21 after UA 3761 arrives on the timetable: more than half a day, so not a connection we count.