UA 2374 then AA 9918 at Phoenix
San Diego → Phoenix → Salt Lake City
Timetable, Phoenix time
10:06UA 2374 from San Diego at the gate
11:00AA 9918 to Salt Lake City leaves the gate
54 min apart on the timetable
The last days
UA 2374 and AA 9918 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.