UA 1970 then QR 2003 at San Francisco
Cleveland → San Francisco → Redmond
Timetable, San Francisco time
21:45UA 1970 from Cleveland at the gatealso VA 8489, NZ 9046, OZ 9526
13:17QR 2003 to Redmond leaves the gatealso AS 3348, AA 9338
15 h 32 apart on the timetable, overnight
QR 2003 leaves 15 h 32 after UA 1970 arrives on the timetable: more than half a day, so not a connection we count.