UA 2227 then DL 4151 at Phoenix
Newark → Phoenix → Lagos
Timetable, Phoenix time
13:38UA 2227 from Newark at the gate
17:32DL 4151 to Lagos leaves the gate
3 h 54 apart on the timetable
The last days
UA 2227 and DL 4151 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.