WN 999 then WN 1021 at Denver
Portland (Oregon) → Denver → Omaha
Timetable, Denver time
13:35WN 999 from Portland (Oregon) at the gate
13:20WN 1021 to Omaha leaves the gate
23 h 45 apart on the timetable, overnight
WN 1021 leaves 23 h 45 after WN 999 arrives on the timetable: more than half a day, so not a connection we count.