WN 330 then DL 2663 at Denver
Buffalo → Denver → Salt Lake City
Timetable, Denver time
17:30WN 330 from Buffalo at the gate
18:10DL 2663 to Salt Lake City leaves the gate
40 min apart on the timetable
The last days
WN 330 and DL 2663 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.