QR 731 then AA 6220 at DFW
Doha → Dallas-Fort Worth → Cedar Rapids
Timetable, Dallas-Fort Worth time
09:25QR 731 from Doha at the gate
21:31AA 6220 to Cedar Rapids leaves the gate
12 h 06 apart on the timetable
AA 6220 leaves 12 h 06 after QR 731 arrives on the timetable: more than half a day, so not a connection we count.