Aircraft noise in Greystanes (2145)
Aircraft fly over Greystanes roughly 24 times a day, the bulk of them departures at Sydney Kingsford Smith Airport, mostly above 5,000 ft. Bankstown Airport traffic adds another 3 overflights a day. Estimated peak ground noise reaches 68–85 dB — enough to interrupt conversation outdoors. It ranks #45 of 139 Sydney suburbs for aircraft noise exposure. (Flight Path Noise monitoring data, 90 days to 2026-08-21.)
Data: 90 days to 2026-08-21 · all tracked aircraft over Greystanes · updated monthly
Where the noise comes from
Greystanes hears traffic from 3 distinct sources:
Sydney Kingsford Smith Airport
live map →18 overflights/day (76%) · typically 7,400 ft
Most of Greystanes' traffic crosses high, but a regular slice descends through the audible band — arrivals working across the west to join the sequence and departures climbing out. The low share is what registers; the rest fades into background.
Bankstown Airport
live map →3 overflights/day (13%) · typically 1,200 ft
A daylight stream of Bankstown trainers crosses Greystanes lower down, transiting to the western training areas.
Helicopters & other light aircraft
3 overflights/day (11%) · typically 1,400 ft
Around 3 low overflights a day come from aircraft not operating at a tracked airport — helicopters, seaplanes and light aircraft transiting the area. Light-aircraft counts are tracked overflights only — many training and private aircraft carry no ADS-B transponder, so true numbers are higher.
Light-aircraft counts are tracked overflights only — many training and private aircraft carry no ADS-B transponder, so true numbers are higher.
How nearby suburbs compare
| Suburb | Overflights / day | Rank |
|---|---|---|
| Merrylands | 36 | #21 |
| Pemulwuy | 26 | #41 |
| Greystanes | 24 | #45 |
| Smithfield | 10 | #107 |
| Toongabbie | 7 | #123 |
| Wetherill Park | 6 | #128 |
Common questions
- Is Greystanes under a flight path?
- Yes — Greystanes is near Sydney Kingsford Smith Airport flight paths, with around 24 overflights on a typical day, mostly departures.
- Which airport's aircraft fly over Greystanes?
- More than one source: Sydney Kingsford Smith Airport (~18/day), Bankstown Airport (~3/day), other low-flying aircraft (~3/day). The breakdown above shows each source's pattern.
- What time do planes start over Greystanes?
- The first movements typically pass over Greystanes around 6:37am, once the curfew (11 PM – 6 AM) ends. Traffic builds through the morning peak.
- Is it quieter in Greystanes on weekends?
- Not much — weekday and weekend traffic over Greystanes is similar (26 vs 24 overflights a day).
- Do planes fly over Greystanes at night?
- The main airport's curfew restricts movements between 11 PM – 6 AM, so overnight overflights are rare. The last movements are typically around 9:12pm.
Checking a specific address?
This page shows suburb-wide averages. An address report gives you the exact overflight count, altitudes, hourly pattern and noise estimate for one property. Leave your email and we'll let you know when reports are ready for Greystanes.
