F9 4464 then AA 6238 at DFW
Denver → Dallas-Fort Worth → Amarillo
Timetable, Dallas-Fort Worth time
19:14F9 4464 from Denver at the gate
08:25AA 6238 to Amarillo leaves the gate
13 h 11 apart on the timetable, overnight
AA 6238 leaves 13 h 11 after F9 4464 arrives on the timetable: more than half a day, so not a connection we count.