9C851 ShanghaiPVG TokyoHND
9C851 by Spring Airlines flies from Shanghai (PVG) to Tokyo (HND).
scheduled from PVG
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Early read, sample still buildingConditions at PVG and HND 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.
Other Shanghai to Tokyo flights today
same route · Spring AirlinesIf 9C851 is cancelled, this is the other Spring Airlines nonstop flight from Shanghai to Tokyo on the same day, with scheduled departure times in PVG local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How 9C851 actually runs
Pro Flight Search has tracked every published board update for 9C851 across the PVG and HND boards: schedule changes, gate pushes and actual clocks. Combined risk score: 20.7/100. Based on airport operations, weather, and cached board history at PVG and HND.
The verdict above is that record speaking, so it reflects how 9C851 operates rather than what the timetable promises. Numbers refresh as new flights operate.
Planning around 9C851? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — 9C851 Shanghai to Tokyo on-time performance, measured from the PVG and HND airport boards.
https://proflightsearch.com/flight/9C851
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