KL 1953 then A3 124 at Athens
Amsterdam → Athens → Thessaloniki
Timetable, Athens time
13:00KL 1953 from Amsterdam at the gate
19:00A3 124 to Thessaloniki leaves the gate
6 h apart on the timetable
The last days
KL 1953 and A3 124 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.