DL 860 then AF 2613 at San Francisco
Boston → San Francisco → Salt Lake City
Timetable, San Francisco time
13:51DL 860 from Boston at the gatealso WS 7646
17:19AF 2613 to Salt Lake City leaves the gate
3 h 28 apart on the timetable
Today
From the airport’s board at 15:07 San Francisco time
15:05DL 860 expected at the gate1 h 14 late
18:57AF 2613 expected to leave the gate1 h 38 late
3 h 52 between the gates, on these times
The last days
DL 860 and AF 2613 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.