F9 1323 then UA 513 at Denver
Dallas-Fort Worth → Denver → Bozeman
Timetable, Denver time
14:04F9 1323 from Dallas-Fort Worth at the gate
13:40UA 513 to Bozeman leaves the gate
23 h 36 apart on the timetable, overnight
UA 513 leaves 23 h 36 after F9 1323 arrives on the timetable: more than half a day, so not a connection we count.