Aircraft noise in Prestons (2170)
On a typical day, about 7 aircraft pass over Prestons — mostly a mix of arrivals and departures at Bankstown Airport, below 3,000 ft. Helicopters and light aircraft add another 2 low overflights a day. Estimated peak ground noise reaches 85–88 dB. It ranks #119 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 Prestons · updated monthly
Where the noise comes from
Prestons hears traffic from 2 distinct sources:
Bankstown Airport
live map →5 overflights/day (67%) · typically 1,200 ft
Prestons sits under the tracks Bankstown's trainers fly to the south-western training areas — light aircraft at moderate altitude, daylight hours only.
Helicopters & other light aircraft
2 overflights/day (33%) · typically 1,000 ft
Around 2 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 |
|---|---|---|
| Casula | 9 | #113 |
| Prestons | 7 | #119 |
| Liverpool | 7 | #120 |
| Glenfield | 6 | #127 |
| Edmondson Park | 6 | #135 |
Common questions
- Is Prestons under a flight path?
- Yes — Prestons is directly under Bankstown Airport flight paths, with around 7 overflights on a typical day, mostly a mix of arrivals and departures.
- Which airport's aircraft fly over Prestons?
- More than one source: Bankstown Airport (~5/day), other low-flying aircraft (~2/day). The breakdown above shows each source's pattern.
- What time do planes start over Prestons?
- The first movements typically pass over Prestons around 9:52am, building through the morning peak.
- Is it quieter in Prestons on weekends?
- Slightly — weekends average about 26% fewer overflights than weekdays (7 vs 10 a day).
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 Prestons.
