SK 589 then SN 1573 at Brussels
Stockholm → Brussels → Alicante
Timetable, Brussels time
10:25SK 589 from Stockholm at the gate
16:55SN 1573 to Alicante leaves the gate
6 h 30 apart on the timetable
The last days
SK 589 and SN 1573 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.