AA 4429 then JL 311 at Philadelphia
Grand Rapids → Philadelphia → Wilmington (ILG)
Timetable, Philadelphia time
15:08AA 4429 from Grand Rapids at the gate
13:30JL 311 to Wilmington (ILG) leaves the gate
22 h 22 apart on the timetable, overnight
JL 311 leaves 22 h 22 after AA 4429 arrives on the timetable: more than half a day, so not a connection we count.