UO630 Hong KongHKG · 09:45 SeoulICN · 14:25
UO630 by HK Express flies from Hong Kong (HKG) to Seoul (ICN) for the Fri, Oct 16 departure.
arrived at ICN · 10 min early
⚖ UO630 typically leaves +3 and lands −10. 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 −10 min · 0 cancelled · 15 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 Hong Kong to Seoul flights today
same route · HK ExpressIf UO630 is cancelled, these are the other HK Express nonstop flights from Hong Kong to Seoul on the same day, with scheduled departure times in HKG local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How UO630 actually runs
Pro Flight Search has tracked every published board update for UO630 across the HKG and ICN boards: schedule changes, gate pushes and actual clocks. Usually lands ~10 min early. Based on 14 confirmed landings · 14/14 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 UO630 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-LEJ.
Board clocks recorded as HKG and ICN published them.
Planning around UO630? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Pro Flight Search — UO630 Hong Kong to Seoul on-time performance, measured from the HKG and ICN airport boards.
https://proflightsearch.com/flight/UO630
.