AA 1739 then WN 2108 at Philadelphia
St Louis → Philadelphia → Chicago Midway
Timetable, Philadelphia time
14:40AA 1739 from St Louis at the gate
18:20WN 2108 to Chicago Midway leaves the gate
3 h 40 apart on the timetable
The last days
AA 1739 and WN 2108 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.
Later flights to Chicago Midway
WN 149318:253 h 45 after AA 1739 on the timetable