DL 3802 then DL 69 at Seattle
Portland (Oregon) → Seattle → Taipei
Timetable, Seattle time
15:25DL 3802 from Portland (Oregon) at the gate
15:05DL 69 to Taipei leaves the gate
23 h 40 apart on the timetable, overnight
DL 69 leaves 23 h 40 after DL 3802 arrives on the timetable: more than half a day, so not a connection we count.