UA 3772 then WS 8664 at San Francisco
Las Vegas → San Francisco → Los Angeles
Timetable, San Francisco time
22:05UA 3772 from Las Vegas at the gate
09:54WS 8664 to Los Angeles leaves the gatealso LA 8950
11 h 49 apart on the timetable, overnight
The last days
UA 3772 and WS 8664 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.