UA 4775 then AA 2282 at Denver
Casper → Denver → Philadelphia
Timetable, Denver time
10:00UA 4775 from Casper at the gate
12:12AA 2282 to Philadelphia leaves the gate
2 h 12 apart on the timetable
The last days
UA 4775 and AA 2282 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.