SK 156 then SK 28 at Arlanda
Göteborg → Stockholm → Umea
Timetable, Stockholm time
14:15SK 156 from Göteborg at the gate
18:05SK 28 to Umea leaves the gate
3 h 50 apart on the timetable
The last days
SK 156 and SK 28 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.