WN 4254 then LY 4571 at San Francisco
Nashville → San Francisco → Los Angeles
Timetable, San Francisco time
15:50WN 4254 from Nashville at the gate
16:30LY 4571 to Los Angeles leaves the gate
40 min apart on the timetable
The last days
WN 4254 and LY 4571 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.