CM 443 then UA 3752 at Dulles
Tocumen → Washington → Oklahoma City
Timetable, Washington time
13:58CM 443 from Tocumen at the gate
09:40UA 3752 to Oklahoma City leaves the gate
19 h 42 apart on the timetable, overnight
UA 3752 leaves 19 h 42 after CM 443 arrives on the timetable: more than half a day, so not a connection we count.