FM812Shanghai Airlines · HKG → PVG
live · 9m ago
Route confirmed Shanghai Airlines

FM812 Hong KongHKG · 13:40 ShanghaiPVG · 16:15

FM812 by Shanghai Airlines flies from Hong Kong (HKG) to Shanghai (PVG) for the Fri, Oct 30 departure.

Right nowLanded in Shanghai · today
16:00

arrived at PVG · 15 min early

⚖ FM812 typically leaves +5 and lands −18. The air wins minutes back.
Typical gate push+5 minmedian posted departure
Typical arrival−18 minmedian over 10 operations
Wins back in air~23 minmedian gate push vs arrival · how planes make up time → Cancellation0 in 10tracked operations · cancellation odds calculator →

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
10-30
+6 gate · −15 arrival
10-29
+7 gate · −3 arrival
10-28
+1 gate · −22 arrival
10-27
+14 gate · −3 arrival
10-26
+21 gate · +12 arrival
10-25
+5 gate · −12 arrival
10-24
+5 gate · −45 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 · 10 operations tracked

The route today

live boards
HKGHong KongOn-time likelyHKG delay board →
PVGShanghaiOn-time likelyPVG delay board →
HKG→PVGevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Weather-conditioned outlook for this flight right now

Measured, 90-day sample
36%Chance of 15+ min delay
0.9%Chance of cancellation
+4 minTypical airport delay in this weather

Driven mainly by PVG (Shanghai), currently flying MVFR (marginal visual). These figures come from both airports' records under conditions like today's, over the last 90 days.

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

Tomorrow at Hong Kong

Forecast

Sat 31 Oct, local date

High29°Clikely 29°C to 30°C
Low26°Clikely 25°C to 26°C
Outlook: below usual
Chance a departure is cancelled
0.4%usually 0.6%
Chance a departure leaves 60+ min late
3.1%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 Shanghai

Forecast

Sat 31 Oct, local date

High23°Clikely 21°C to 24°C
Low14°Clikely 13°C to 16°C
Outlook: about usual
Chance a departure leaves 60+ min late
6.5%usually 9.8%

No cancellation outlook here: this airport's board does not publish cancellations reliably.

Forecast: WeatherTomorrow · incl. data from ECMWF (CC BY 4.0, modified) · Based on about 650 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.

How FM812 actually runs

Pro Flight Search has tracked every published board update for FM812 across the HKG and PVG boards: schedule changes, gate pushes and actual clocks. Usually lands ~18 min early. Based on 10 confirmed landings · 10/10 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 FM812 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
10-30HKG 13:40 13:46 (+6)PVG 16:15 16:00 (−15)
10-29HKG 13:40 13:47 (+7)PVG 16:15 16:12 (−3)
10-28HKG 13:40 13:41 (+1)PVG 16:15 15:53 (−22)
10-27HKG 13:40 13:54 (+14)PVG 16:15 16:12 (−3)
10-26HKG 13:40 14:01 (+21)PVG 16:15 16:27 (+12)
10-25HKG 13:40 13:45 (+5)PVG 16:15 16:03 (−12)
10-24HKG 13:55 14:00 (+5)PVG 17:05 16:20 (−45)
10-23HKG 13:55 13:54 (−1)PVG 17:05 16:03 (−62)
10-22HKG 13:55 13:58 (+3)PVG 17:05 16:09 (−56)
10-21HKG 13:55 13:54 (−1)PVG 17:05 16:17 (−48)

Board clocks recorded as HKG and PVG published them.

Planning around FM812? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

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Suggested citation

Pro Flight Search: FM812 Hong Kong to Shanghai on-time performance, measured from the HKG and PVG airport boards.

Canonical URL
https://proflightsearch.com/flight/FM812
How we measure this →