3U3909 ChengduTFU · 10:40 SingaporeSIN · 15:40
3U3909 by Sichuan Airlines flies from Chengdu (TFU) to Singapore (SIN).
scheduled from TFU
Where the minutes go
last 5 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 −19 min · 0 cancelled · 5 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Early read, sample still buildingConditions at TFU and SIN 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. This route's tracked sample is still thin — treat these as an early read, not a precise forecast.
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.
Other Chengdu to Singapore flights today
same route · Sichuan AirlinesIf 3U3909 is cancelled, this is the other Sichuan Airlines nonstop flight from Chengdu to Singapore on the same day, with scheduled departure times in TFU local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How 3U3909 actually runs
Pro Flight Search has tracked every published board update for 3U3909 across the TFU and SIN boards: schedule changes, gate pushes and actual clocks. Usually lands ~19 min early. Based on 5 confirmed landings · 5/5 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how 3U3909 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 TFU and SIN published them.
Planning around 3U3909? 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 — 3U3909 Chengdu to Singapore on-time performance, measured from the TFU and SIN airport boards.
https://proflightsearch.com/flight/3U3909
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