B6 1187 then AA 1178 at LAX
Boston → Los Angeles → Chicago O'Hare
Timetable, Los Angeles time
18:15B6 1187 from Boston at the gate
07:15AA 1178 to Chicago O'Hare leaves the gate
13 h apart on the timetable, overnight
AA 1178 leaves 13 h after B6 1187 arrives on the timetable: more than half a day, so not a connection we count.