AV 584 then UA 3752 at Dulles
Santa Clara → Washington → Oklahoma City
Timetable, Washington time
17:15AV 584 from Santa Clara at the gate
09:40UA 3752 to Oklahoma City leaves the gate
16 h 25 apart on the timetable, overnight
UA 3752 leaves 16 h 25 after AV 584 arrives on the timetable: more than half a day, so not a connection we count.