AA 1849 then AA 3834 at DFW
San Francisco → Dallas-Fort Worth → Missoula
Timetable, Dallas-Fort Worth time
18:23AA 1849 from San Francisco at the gate
18:03AA 3834 to Missoula leaves the gate
23 h 40 apart on the timetable, overnight
AA 3834 leaves 23 h 40 after AA 1849 arrives on the timetable: more than half a day, so not a connection we count.