WN 3188 then DL 8942 at Phoenix
Oakland → Phoenix → Chicago Midway
Timetable, Phoenix time
06:55WN 3188 from Oakland at the gate
11:00DL 8942 to Chicago Midway leaves the gate
4 h 05 apart on the timetable
The last days
WN 3188 and DL 8942 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.