AA 3614 then AA 6503 at DFW
Northwest Arkansas → Dallas-Fort Worth → Flagstaff
Timetable, Dallas-Fort Worth time
06:30AA 3614 from Northwest Arkansas at the gate
19:05AA 6503 to Flagstaff leaves the gate
12 h 35 apart on the timetable
AA 6503 leaves 12 h 35 after AA 3614 arrives on the timetable: more than half a day, so not a connection we count.