DL 2623 then AF 2818 at JFK
West Palm Beach → New York → San Francisco
Timetable, New York time
14:56DL 2623 from West Palm Beach at the gate
19:30AF 2818 to San Francisco leaves the gate
4 h 34 apart on the timetable
The last days
DL 2623 and AF 2818 weren’t both flown 15 min to 12 h apart in the last 21 days.
Statistics from past flights, not live flight information. Always check times and your connection with your airline, and don’t base travel or booking decisions on these numbers.