AS 214 then WN 1957 at Boston
Seattle → Boston → Baltimore
Timetable, Boston time
05:40AS 214 from Seattle at the gate
19:45WN 1957 to Baltimore leaves the gate
14 h 05 apart on the timetable
WN 1957 leaves 14 h 05 after AS 214 arrives on the timetable: more than half a day, so not a connection we count.