EK 6010 then UA 785 at San Francisco
Houston → San Francisco → Washington
Timetable, San Francisco time
10:51EK 6010 from Houston at the gate
06:15UA 785 to Washington leaves the gatealso AZ 4408, NZ 9160
19 h 24 apart on the timetable, overnight
UA 785 leaves 19 h 24 after EK 6010 arrives on the timetable: more than half a day, so not a connection we count.