ZH633 ShenzhenSZX · 09:40 SeoulICN · 14:15
ZH633 by Shenzhen Airlines flies from Shenzhen (SZX) to Seoul (ICN) for the Wed, Oct 21 departure.
arrived at ICN · 18 min early
⚖ ZH633 typically leaves +22 and lands −6. The air wins minutes back.Where the minutes go
last 7 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 −6 min · 0 cancelled · 12 operations tracked
The route today
live boardsWhen it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Shenzhen to Seoul flights today
same route · Shenzhen AirlinesIf ZH633 is cancelled, this is the other Shenzhen Airlines nonstop flight from Shenzhen to Seoul on the same day, with scheduled departure times in SZX local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How ZH633 actually runs
Pro Flight Search has tracked every published board update for ZH633 across the SZX and ICN boards: schedule changes, gate pushes and actual clocks. Usually lands ~6 min early. Based on 12 confirmed landings · 9/12 within 15 min of schedule. Pushes back late but makes up time in the air.
The verdict above is that record speaking, so it reflects how ZH633 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationAircraft
Recent tails: B-5618, B-5619, B-5608, B-1517.
Board clocks recorded as SZX and ICN published them.
Planning around ZH633? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — ZH633 Shenzhen to Seoul on-time performance, measured from the SZX and ICN airport boards.
https://proflightsearch.com/flight/ZH633
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