UA 520 then UA 8159 at San Francisco
Burbank → San Francisco → San Diego
Timetable, San Francisco time
11:18UA 520 from Burbank at the gatealso AC 3286
15:25UA 8159 to San Diego leaves the gate
4 h 07 apart on the timetable
Today
From the airport’s board at 15:17 San Francisco time
11:29UA 520 reached the gate11 min late
15:25UA 8159 due to leave, no estimate yet
3 h 56 between the gates, on these times
The last days
UA 520 and UA 8159 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.