CX420 Hong KongHKG · 14:05 TaipeiTPE · 15:50
CX420 by Cathay Pacific flies from Hong Kong (HKG) to Taipei (TPE) for the Sat, Oct 31 departure.
departs HKG · on schedule
board checked 2m ago · checking again in 45s
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 +4 min · 1 cancelled · 14 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at HKG 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.
Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →
Tomorrow at Hong Kong
ForecastSun 1 Nov, local date
- Chance a departure is cancelled
- 0.4%usually 0.6%
- Chance a departure leaves 60+ min late
- 3.0%usually 3.8%
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 Taipei
ForecastSun 1 Nov, local date
- Chance a departure leaves 60+ min late
- 3.2%usually 3.8%
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 340 departures a day. · 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 Hong Kong to Taipei flights today
same route · Cathay PacificIf CX420 is cancelled, these are the other Cathay Pacific nonstop flights from Hong Kong to Taipei on the same day, with scheduled departure times in HKG 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 CX420 actually runs
Pro Flight Search has tracked every published board update for CX420 across the HKG and TPE boards: schedule changes, gate pushes and actual clocks. Usually lands on time. Based on 12 confirmed landings · 8/12 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how CX420 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 HKG and TPE published them.
Planning around CX420? 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: CX420 Hong Kong to Taipei on-time performance, measured from the HKG and TPE airport boards.
https://proflightsearch.com/flight/CX420
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