WN 313 then WN 8610 at Denver
Austin → Denver → Detroit
Timetable, Denver time
10:10WN 313 from Austin at the gate
18:30WN 8610 to Detroit leaves the gate
8 h 20 apart on the timetable
The last days
WN 313 and WN 8610 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.