AS 1411 then OO 377 at San Francisco
Los Angeles → San Francisco → Salt Lake City
Timetable, San Francisco time
15:52AS 1411 from Los Angeles at the gatealso TN 2306
19:49OO 377 to Salt Lake City leaves the gate
3 h 57 apart on the timetable
The last days
AS 1411 and OO 377 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.