QR 8187 then B6 2380 at Houston
Chicago → Houston → Fort Lauderdale
Timetable, Houston time
18:51QR 8187 from Chicago at the gate
07:05B6 2380 to Fort Lauderdale leaves the gate
12 h 14 apart on the timetable, overnight
B6 2380 leaves 12 h 14 after QR 8187 arrives on the timetable: more than half a day, so not a connection we count.