ET 730 then FR 3766 at Vienna
Addis Ababa → Vienna → Sofia
Timetable, Vienna time
06:05ET 730 from Addis Ababa at the gate
13:25FR 3766 to Sofia leaves the gate
7 h 20 apart on the timetable
The last days
ET 730 and FR 3766 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.