AS 91 then UA 581 at San Francisco
Los Angeles → San Francisco → Cleveland
Timetable, San Francisco time
17:21AS 91 from Los Angeles at the gatealso QR 2014, TN 2456, BA 7609
12:45UA 581 to Cleveland leaves the gate
19 h 24 apart on the timetable, overnight
UA 581 leaves 19 h 24 after AS 91 arrives on the timetable: more than half a day, so not a connection we count.