CI 5346 then DL 2266 at Atlanta
San Francisco → Atlanta → Buffalo
Timetable, Atlanta time
21:48CI 5346 from San Francisco at the gate
12:52DL 2266 to Buffalo leaves the gate
15 h 04 apart on the timetable, overnight
DL 2266 leaves 15 h 04 after CI 5346 arrives on the timetable: more than half a day, so not a connection we count.