CX852 Hong KongHKG · 13:25 SeattleSEA · 10:20
CX852 by Cathay Pacific flies from Hong Kong (HKG) to Seattle (SEA) for the Wed, Sep 16 departure.
departs HKG · on schedule
board checked 19m ago · checking again in 45s
Where the minutes go
last 6 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 operation0 cancelled · 6 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at HKG and SEA 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 →
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
How CX852 actually runs
Pro Flight Search has tracked every published board update for CX852 across the HKG and SEA boards: schedule changes, gate pushes and actual clocks. Usually departs on time. Based on 6 confirmed departures · 4/6 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how CX852 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 SEA published them.
Planning around CX852? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — CX852 Hong Kong to Seattle on-time performance, measured from the HKG and SEA airport boards.
https://proflightsearch.com/flight/CX852
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