AA 1098 then UA 644 at DFW
Roatán → Dallas-Fort Worth → Denver
Timetable, Dallas-Fort Worth time
19:45AA 1098 from Roatán at the gate
09:00UA 644 to Denver leaves the gate
13 h 15 apart on the timetable, overnight
UA 644 leaves 13 h 15 after AA 1098 arrives on the timetable: more than half a day, so not a connection we count.