DL 889 then DL 438 at Seattle
Minneapolis → Seattle → Boston
Timetable, Seattle time
12:29DL 889 from Minneapolis at the gate
11:45DL 438 to Boston leaves the gate
23 h 16 apart on the timetable, overnight
DL 438 leaves 23 h 16 after DL 889 arrives on the timetable: more than half a day, so not a connection we count.