CZ304 LondonLHR · 22:10 GuangzhouCAN · 16:55
CZ304 by China Southern Airlines flies from London (LHR) to Guangzhou (CAN) for the Sun, Oct 18 departure.
departs LHR · on schedule
board checked 19m ago · checking again in 45s
Where the minutes go
last 3 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 LHR and CAN 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 CZ304 actually runs
Pro Flight Search has tracked every published board update for CZ304 across the LHR and CAN boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 2 completed legs so far: landed +27 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how CZ304 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 LHR and CAN published them.
Planning around CZ304? 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 — CZ304 London to Guangzhou on-time performance, measured from the LHR and CAN airport boards.
https://proflightsearch.com/flight/CZ304
.