DL 514 then 2I 188 at Boston
Phoenix → Boston → Cincinnati
Timetable, Boston time
06:23DL 514 from Phoenix at the gate
21:552I 188 to Cincinnati leaves the gate
15 h 32 apart on the timetable
2I 188 leaves 15 h 32 after DL 514 arrives on the timetable: more than half a day, so not a connection we count.