I2 1634 then A3 4035 at Madrid
Gran Canaria → Madrid → Athens
Timetable, Madrid time
06:30I2 1634 from Gran Canaria at the gatealso IB 1634, VY 5415, AV 6013, BA 7110, PC 7834, AA 8836
13:20A3 4035 to Athens leaves the gate
6 h 50 apart on the timetable
The last days
I2 1634 and A3 4035 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.