UA 2854 then AA 9784 at Philadelphia
San Francisco → Philadelphia → Boston
Timetable, Philadelphia time
07:39UA 2854 from San Francisco at the gate
09:02AA 9784 to Boston leaves the gate
1 h 23 apart on the timetable
Today
From the airport’s board at 14:21 Philadelphia time
08:17UA 2854 reached the gate38 min late
09:02AA 9784 due to leave, no estimate yet
45 min between the gates, on these times
The last days
UA 2854 and AA 9784 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.