WN 3548 then UA 1552 at Phoenix
Lagos → Phoenix → Chicago O'Hare
Timetable, Phoenix time
12:50WN 3548 from Lagos at the gate
15:37UA 1552 to Chicago O'Hare leaves the gate
2 h 47 apart on the timetable
The last days
WN 3548 and UA 1552 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.