IB 5875 then 2L 9525 at Schiphol
Valencia → Amsterdam → Zurich
Timetable, Amsterdam time
09:15IB 5875 from Valencia at the gatealso VY 7907
10:002L 9525 to Zurich leaves the gate
45 min apart on the timetable
The last days
IB 5875 and 2L 9525 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.