MU523 ShanghaiPVG · 09:10 TokyoNRT · 12:50
MU523 by China Eastern Airlines flies from Shanghai (PVG) to Tokyo (NRT) for the Tue, Nov 3 departure.
departs PVG · on schedule
board checked 24m ago · checking again in 45s
⚖ MU523 typically leaves +28 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 · 9 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at PVG and NRT 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.
Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →
Tomorrow at Shanghai
ForecastWed 4 Nov, local date
- 97% chance of rain
Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.
Tomorrow at Tokyo
ForecastWed 4 Nov, local date
Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Shanghai to Tokyo flights today
same route · China Eastern AirlinesIf MU523 is cancelled, these are the other China Eastern Airlines nonstop flights from Shanghai to Tokyo on the same day, with scheduled departure times in PVG 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 MU523 actually runs
Pro Flight Search has tracked every published board update for MU523 across the PVG and NRT boards: schedule changes, gate pushes and actual clocks. Usually lands ~6 min late. Based on 9 confirmed landings · 7/9 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 MU523 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-30CW, B-32FQ, B-306Y, B-32CZ.
Board clocks recorded as PVG and NRT published them.
Planning around MU523? 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: MU523 Shanghai to Tokyo on-time performance, measured from the PVG and NRT airport boards.
https://proflightsearch.com/flight/MU523
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