AS 3196 then AS 314 at Seattle
Tucson → Seattle → St Louis
Timetable, Seattle time
08:37AS 3196 from Tucson at the gate
08:22AS 314 to St Louis leaves the gate
23 h 45 apart on the timetable, overnight
AS 314 leaves 23 h 45 after AS 3196 arrives on the timetable: more than half a day, so not a connection we count.