B6 687 then UA 3800 at LAX
Boston → Los Angeles → Columbus (Ohio)
Timetable, Los Angeles time
09:27B6 687 from Boston at the gate
21:30UA 3800 to Columbus (Ohio) leaves the gate
12 h 03 apart on the timetable
UA 3800 leaves 12 h 03 after B6 687 arrives on the timetable: more than half a day, so not a connection we count.