F9 3229 then DL 2177 at Denver
Houston → Denver → Detroit
Timetable, Denver time
08:20F9 3229 from Houston at the gate
16:09DL 2177 to Detroit leaves the gate
7 h 49 apart on the timetable
Today
From the airport’s board at 21:09 Denver time
08:25F9 3229 reached the gate5 min late
16:06DL 2177 left the gate3 min early
7 h 41 between the gates
The last days
F9 3229 and DL 2177 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.