CM 1131 then LY 4668 at San Francisco
Eugene → San Francisco → Boston
Timetable, San Francisco time
21:11CM 1131 from Eugene at the gatealso AV 2270
13:00LY 4668 to Boston leaves the gate
15 h 49 apart on the timetable, overnight
LY 4668 leaves 15 h 49 after CM 1131 arrives on the timetable: more than half a day, so not a connection we count.