CI504 ShanghaiPVG · 19:50 TaipeiTPE · 22:00
CI504 by China Airlines flies from Shanghai (PVG) to Taipei (TPE) for the Sun, Nov 8 departure.
departs PVG · on schedule
board checked 29m ago · checking again in 45s
⚖ CI504 typically leaves +29 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 · 13 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at PVG and TPE 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 TPE, China Airlines has historically cancelled ~16% of flights, vs 1.9% 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 Shanghai
ForecastMon 9 Nov, local date
- 84% 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 Taipei
ForecastMon 9 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 Taipei flights today
same route · China AirlinesIf CI504 is cancelled, these are the other China Airlines nonstop flights from Shanghai to Taipei 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 CI504 actually runs
Pro Flight Search has tracked every published board update for CI504 across the PVG and TPE boards: schedule changes, gate pushes and actual clocks. Usually lands ~6 min early. Based on 13 confirmed landings · 10/13 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 CI504 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-18003, B-18055.
Board clocks recorded as PVG and TPE published them.
Planning around CI504? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search: CI504 Shanghai to Taipei on-time performance, measured from the PVG and TPE airport boards.
https://proflightsearch.com/flight/CI504
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