SQ33 San FranciscoSFO · 20:15 SingaporeSIN · 05:45
SQ33 by Singapore Airlines flies from San Francisco (SFO) to Singapore (SIN) for the Tue, Nov 10 departure.
en route from SFO to SIN
board checked 22m ago · checking again in 45s
Board estimate · gate and arrival times. Off blocks 20:40 · typical taxi-out at SFO ≈ 11 min. No receiver coverage over open ocean.
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 SFO and SIN 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 San Francisco
ForecastThu 12 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.
Tomorrow at Singapore
ForecastThu 12 Nov, local date
- 74% chance of thunder
- 95% 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.
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other San Francisco to Singapore flights today
same route · Singapore AirlinesIf SQ33 is cancelled, these are the other Singapore Airlines nonstop flights from San Francisco to Singapore on the same day, with scheduled departure times in SFO 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 SQ33 actually runs
Pro Flight Search has tracked every published board update for SQ33 across the SFO and SIN boards: schedule changes, gate pushes and actual clocks. Early read: no clear pattern yet. Only 2 completed legs so far: left noticeably late (~25 min) but landed about 21 min early. Not enough to call it.
The verdict above is that record speaking, so it reflects how SQ33 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 SFO and SIN published them.
Planning around SQ33? 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: SQ33 San Francisco to Singapore on-time performance, measured from the SFO and SIN airport boards.
https://proflightsearch.com/flight/SQ33
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