WhatsAbove / Cities / California / Placentia
Live planes and satellites over Placentia, CA
The scope below is live: every trackable aircraft and satellite above Placentia right now, centered on 33.8722, -117.8703. Click anything for callsign, route, altitude, and more.
Tonight
Visible passes for the next 12 hours — sun-lit satellite, dark sky at your point.
Nearest major airports
Placentia lies about 14 miles north of John Wayne Orange County International Airport (SNA), which puts it under arrival sequencing and climb-out corridors — most identifiable traffic crosses between 4,000 and 15,000 ft, descending toward or climbing away from the field.
About the sky over Placentia
Placentia (California) has a population of about 52,495 and sits at 33.8722°N, 117.8703°W. Aircraft on this page come from the crowdsourced ADS-B network (coverage over this area depends on volunteer receivers nearby); satellites are computed in your browser from published orbital elements — several hundred are above the local horizon at any moment.
What planes fly over Placentia?
Most identifiable traffic over Placentia is tied to John Wayne Orange County International Airport (SNA), 14 miles to the south, plus LGB (17 mi) and ONT (20 mi). Add high-altitude cruise traffic passing over on airway routes. The live scope on this page shows each one with callsign, route, and altitude.
How many satellites are above Placentia right now?
Several hundred cataloged objects are above Placentia's horizon at any moment — mostly Starlink, plus stations, science payloads, and decades-old relics. Open the SPACE tab on this page for the live, computed count at 33.8722, -117.8703.
Can I see the ISS from Placentia?
Yes. The ISS passes over California several times most weeks; visible passes happen when the station is sunlit while the sky over Placentia is dark — typically 1–3 hours after sunset or before sunrise. The Tonight panel on this page computes exact times, directions, and durations.