OZ 6321 then EK 6414 at San Francisco
Portland (Oregon) → San Francisco → Houston
Timetable, San Francisco time
09:07OZ 6321 from Portland (Oregon) at the gate
00:45EK 6414 to Houston leaves the gate
15 h 38 apart on the timetable, overnight
EK 6414 leaves 15 h 38 after OZ 6321 arrives on the timetable: more than half a day, so not a connection we count.