TK 9586 then UA 3771 at San Francisco
Seattle → San Francisco → Los Angeles
Timetable, San Francisco time
15:31TK 9586 from Seattle at the gate
17:25UA 3771 to Los Angeles leaves the gate
1 h 54 apart on the timetable
The last days
TK 9586 and UA 3771 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.