SK4421 TromsøTOS OsloOSL · 15:55
SK4421 by Scandinavian Airlines flies from Tromsø (TOS) to Oslo (OSL) for the Sun, Sep 20 departure.
arrived at OSL · 1 min early
Where the minutes go
last 3 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
The route today
live boardsHow SK4421 actually runs
Pro Flight Search has tracked every published board update for SK4421 across the TOS and OSL boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 3 completed legs so far: landed -1 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how SK4421 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationBoard clocks recorded as TOS and OSL published them.
Planning around SK4421? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — SK4421 Tromsø to Oslo on-time performance, measured from the TOS and OSL airport boards.
https://proflightsearch.com/flight/SK4421
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