JL 717 then UA 4717 at Phoenix
Rapid City → Phoenix → Lagos
Timetable, Phoenix time
09:23JL 717 from Rapid City at the gate
14:28UA 4717 to Lagos leaves the gate
5 h 05 apart on the timetable
The last days
JL 717 and UA 4717 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.