WN 855 then WN 1196 at Denver
Dallas → Denver → Portland (Oregon)
Timetable, Denver time
07:10WN 855 from Dallas at the gate
19:35WN 1196 to Portland (Oregon) leaves the gate
12 h 25 apart on the timetable
WN 1196 leaves 12 h 25 after WN 855 arrives on the timetable: more than half a day, so not a connection we count.