IJ4 ShanghaiPVG · 17:30 TokyoNRT · 21:30
IJ4 by Spring Airlines Japan flies from Shanghai (PVG) to Tokyo (NRT).
scheduled from PVG
Where the minutes go
last 4 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
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. For this route and airline, 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 on this route
ForecastShanghai to Tokyo with Spring Airlines Japan · Fri 30 Oct, local date
- Chance a departure leaves 60+ min late
- 4.8%0.7× usual
Forecast weather: 79% chance of rain at Tokyo
No cancellation outlook here: this airport's board does not publish cancellations reliably.
Forecast: WeatherTomorrow · incl. data from ECMWF (CC BY 4.0, modified) · About 1 departures a day on this route with this airline. · 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 · Spring Airlines JapanIf IJ4 is cancelled, this is the other Spring Airlines Japan 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 IJ4 actually runs
Pro Flight Search has tracked every published board update for IJ4 across the PVG and NRT boards: schedule changes, gate pushes and actual clocks. Usually departs ~33 min late. Based on 4 confirmed departures · 0/4 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how IJ4 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 PVG and NRT published them.
Planning around IJ4? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — IJ4 Shanghai to Tokyo on-time performance, measured from the PVG and NRT airport boards.
https://proflightsearch.com/flight/IJ4
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