DL 541 then UA 689 at Dulles
Seattle → Washington → Orlando (MCO)
Timetable, Washington time
00:20DL 541 from Seattle at the gate
22:32UA 689 to Orlando (MCO) leaves the gate
22 h 12 apart on the timetable
UA 689 leaves 22 h 12 after DL 541 arrives on the timetable: more than half a day, so not a connection we count.