F9 1523 then AA 3803 at DFW
St Louis → Dallas-Fort Worth → Northwest Arkansas
Timetable, Dallas-Fort Worth time
14:17F9 1523 from St Louis at the gate
12:33AA 3803 to Northwest Arkansas leaves the gate
22 h 16 apart on the timetable, overnight
AA 3803 leaves 22 h 16 after F9 1523 arrives on the timetable: more than half a day, so not a connection we count.