B6 2454 then B6 9002 at Boston
Washington National → Boston → Bedford
Timetable, Boston time
12:05B6 2454 from Washington National at the gate
11:00B6 9002 to Bedford leaves the gate
22 h 55 apart on the timetable, overnight
B6 9002 leaves 22 h 55 after B6 2454 arrives on the timetable: more than half a day, so not a connection we count.