AM 428 then MQ 3553 at Miami
Mexico City → Miami → New Orleans
Timetable, Miami time
23:31AM 428 from Mexico City at the gate
08:20MQ 3553 to New Orleans leaves the gate
8 h 49 apart on the timetable, overnight
The last days
AM 428 and MQ 3553 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.