WN 4291 then WN 635 at Denver
Tulsa → Denver → Albuquerque
Timetable, Denver time
07:55WN 4291 from Tulsa at the gate
08:50WN 635 to Albuquerque leaves the gate
55 min apart on the timetable
The last days
WN 4291 and WN 635 weren’t both flown 15 min to 12 h apart in the last 21 days.
Statistics from past flights, not live flight information. Always check times and your connection with your airline, and don’t base travel or booking decisions on these numbers.