DL 1598 then AZ 4491 at San Francisco
Los Angeles → San Francisco → Las Vegas
Timetable, San Francisco time
07:10DL 1598 from Los Angeles at the gatealso AM 4306
16:40AZ 4491 to Las Vegas leaves the gate
9 h 30 apart on the timetable
The last days
DL 1598 and AZ 4491 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.