UO628HK Express · HKG → HND
live · just now
Route confirmed HK Express

UO628 Hong KongHKG · 19:55 TokyoHND · 00:45

UO628 by HK Express flies from Hong Kong (HKG) to Tokyo (HND) for the Thu, Oct 29 departure.

Right nowScheduled · today
19:55

departs HKG · on schedule

⚖ UO628 typically leaves −1 and lands −18. The air wins minutes back.
Typical gate push−1 minmedian posted departure
Typical arrival−18 minmedian over 16 operations
Wins back in air~17 minmedian gate push vs arrival · how planes make up time → Cancellation0 in 16tracked operations · cancellation odds calculator →

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
10-29
−4 arrival
10-28
−11 gate · −4 arrival
10-27
−2 gate · +18 arrival
10-26
+4 gate · +25 arrival
10-25
−1 gate · +55 arrival
10-24
+3 gate · +6 arrival
10-23
−3 gate · −18 arrival

The 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 operation

median arrival −18 min · 0 cancelled · 16 operations tracked

The route today

live boards
HKGHong KongOn-time likelyHKG delay board →
HNDTokyoOn-time likelyHND delay board →
HKG→HNDevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
38%Chance of 15+ min delay
2.3%Chance of cancellation
+8 minTypical airport delay in this weather

Conditions at HKG and HND are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. These figures come from both airports' records under conditions like today's, over the last 90 days.

Under low visibility at HND, HK Express has historically cancelled ~19% of flights, vs 1.4% in clear conditions, over the trailing 90 days.

Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →

Tomorrow at Hong Kong

Forecast

Fri 30 Oct, local date

High30°Clikely 29°C to 31°C
Low25°Clikely 24°C to 26°C
Outlook: below usual
Chance a departure is cancelled
0.4%usually 0.6%
Chance a departure leaves 60+ min late
3.5%usually 3.9%

Forecast: WeatherTomorrow · incl. data from ECMWF (CC BY 4.0, modified) · Based on about 440 departures a day. · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

Tomorrow at Tokyo

Forecast

Fri 30 Oct, local date

High20°Clikely 18°C to 21°C
Low14°Clikely 12°C to 16°C
  • 82% chance of rain
Outlook: about usual
Chance a departure is cancelled
1.3%usually 1.5%
Chance a departure leaves 60+ min late
2.4%usually 2.4%

Forecast: WeatherTomorrow · incl. data from ECMWF (CC BY 4.0, modified) · Based on about 670 departures a day. · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

When it flies

scheduled departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other Hong Kong to Tokyo flights today

same route · HK Express
UO622departs 17:35
UO624departs 23:35

If UO628 is cancelled, these are the other HK Express nonstop flights from Hong Kong to Tokyo on the same day, with scheduled departure times in HKG local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →

How UO628 actually runs

Pro Flight Search has tracked every published board update for UO628 across the HKG and HND boards: schedule changes, gate pushes and actual clocks. Usually lands ~11 min early. Based on 14 confirmed landings · 11/14 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how UO628 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocks

Board log

scheduled → actual, per operation
10-29HKG 19:55HND 00:45 00:41 (−4)
10-28HKG 19:55 19:44 (−11)HND 00:45 00:41 (−4)
10-27HKG 19:55 19:53 (−2)HND 00:45 01:03 (+18)
10-26HKG 19:55 19:59 (+4)HND 00:45 01:10 (+25)
10-25HKG 19:55 19:54 (−1)HND 00:45 01:40 (+55)
10-24HKG 20:00 20:03 (+3)HND 01:20 01:26 (+6)
10-23HKG 20:00 19:57 (−3)HND 01:20 01:02 (−18)
10-22HKG 20:00 19:51 (−9)HND 01:20 00:57 (−23)
10-21HKG 20:00 19:47 (−13)HND 01:20 00:49 (−31)
10-20HKG 20:00 20:01 (+1)HND 01:20 01:02 (−18)
10-19HKG 20:00 19:45 (−15)HND 01:20 00:58 (−22)
10-18HKG 20:00 20:02 (+2)HND 01:20 01:28 (+8)
10-17HKG 20:00 19:56 (−4)HND 01:20 00:45 (−35)
10-16HKG 20:00 20:12 (+12)HND 01:20 00:57 (−23)
10-15HKG 20:00 20:02 (+2)HND 01:20 00:54 (−26)
10-14HKG HND 01:20 00:57 (−23)

Board clocks recorded as HKG and HND published them.

Planning around UO628? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search: UO628 Hong Kong to Tokyo on-time performance, measured from the HKG and HND airport boards.

Canonical URL
https://proflightsearch.com/flight/UO628
How we measure this →