B6 833 then BA 6942 at San Francisco
Boston → San Francisco → Phoenix
Timetable, San Francisco time
20:55B6 833 from Boston at the gatealso EY 8011
16:00BA 6942 to Phoenix leaves the gate
19 h 05 apart on the timetable, overnight
BA 6942 leaves 19 h 05 after B6 833 arrives on the timetable: more than half a day, so not a connection we count.