UO823 HiroshimaHIJ · 14:30 Hong KongHKG · 17:20
UO823 by HK Express flies from Hiroshima (HIJ) to Hong Kong (HKG).
scheduled from HIJ
⚖ UO823 typically leaves +0 and lands −9. 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 −9 min · 0 cancelled · 10 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Early read, sample still buildingConditions at HIJ and HKG are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, under conditions like today's, over the last 90 days. This route's tracked sample is still thin — treat these as an early read, not a precise forecast.
Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
How UO823 actually runs
Pro Flight Search has tracked every published board update for UO823 across the HIJ and HKG boards: schedule changes, gate pushes and actual clocks. Usually lands ~9 min early. Based on 10 confirmed landings · 10/10 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how UO823 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 HIJ and HKG published them.
Planning around UO823? 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 — UO823 Hiroshima to Hong Kong on-time performance, measured from the HIJ and HKG airport boards.
https://proflightsearch.com/flight/UO823
.