SK 1768 then SK 91 at Arlanda
Prague → Stockholm → Visby
Timetable, Stockholm time
12:40SK 1768 from Prague at the gate
17:25SK 91 to Visby leaves the gate
4 h 45 apart on the timetable
The last days
SK 1768 and SK 91 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.