CZ 1636 then QR 2134 at San Francisco
Chicago O'Hare → San Francisco → Boise
Timetable, San Francisco time
19:59CZ 1636 from Chicago O'Hare at the gatealso QF 3241, AA 3246, FJ 5118, BA 5318, GF 6770, EI 7510
18:47QR 2134 to Boise leaves the gate
22 h 48 apart on the timetable, overnight
QR 2134 leaves 22 h 48 after CZ 1636 arrives on the timetable: more than half a day, so not a connection we count.