IU321 SurabayaSUB JakartaCGK · 08:10
IU321 by SUPER AIR JET flies from Surabaya (SUB) to Jakarta (CGK) for the Sun, Sep 20 departure.
arrival expected at CGK · on schedule
board checked 62m ago · checking again in 45s
Where the minutes go
last 6 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
The last 30 days
arrival outcome per operationmedian arrival −22 min · 0 cancelled · 6 operations tracked
The route today
live boardsHow IU321 actually runs
Pro Flight Search has tracked every published board update for IU321 across the SUB and CGK boards: schedule changes, gate pushes and actual clocks. Usually lands ~22 min early. Based on 6 confirmed landings · 6/6 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how IU321 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 SUB and CGK published them.
Planning around IU321? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — IU321 Surabaya to Jakarta on-time performance, measured from the SUB and CGK airport boards.
https://proflightsearch.com/flight/IU321
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