AA 179 then WN 1457 at San Francisco
New York JFK → San Francisco → Las Vegas
Timetable, San Francisco time
12:37AA 179 from New York JFK at the gatealso QF 3088, AT 5040, G3 6450
13:50WN 1457 to Las Vegas leaves the gate
1 h 13 apart on the timetable
The last days
AA 179 and WN 1457 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.