AA 3285 then AA 6220 at DFW
Denver → Dallas-Fort Worth → Cedar Rapids
Timetable, Dallas-Fort Worth time
08:40AA 3285 from Denver at the gate
21:31AA 6220 to Cedar Rapids leaves the gate
12 h 51 apart on the timetable
AA 6220 leaves 12 h 51 after AA 3285 arrives on the timetable: more than half a day, so not a connection we count.