AA 3840 then AA 6238 at DFW
Northwest Arkansas → Dallas-Fort Worth → Amarillo
Timetable, Dallas-Fort Worth time
17:27AA 3840 from Northwest Arkansas at the gate
08:25AA 6238 to Amarillo leaves the gate
14 h 58 apart on the timetable, overnight
AA 6238 leaves 14 h 58 after AA 3840 arrives on the timetable: more than half a day, so not a connection we count.