DY 191 then SK 4438 at Oslo
Karmoy → Oslo → Tromso
Timetable, Oslo time
19:45DY 191 from Karmoy at the gate
19:35SK 4438 to Tromso leaves the gate
23 h 50 apart on the timetable, overnight
SK 4438 leaves 23 h 50 after DY 191 arrives on the timetable: more than half a day, so not a connection we count.