AV 654 then 1I 606 at Dulles
Guatemala City → Washington → Charlotte
Timetable, Washington time
01:05AV 654 from Guatemala City at the gate
09:421I 606 to Charlotte leaves the gate
8 h 37 apart on the timetable
The last days
AV 654 and 1I 606 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.