WhatsAbove / Cities / California / Diamond Bar
Live planes and satellites over Diamond Bar, CA
The scope below is live: every trackable aircraft and satellite above Diamond Bar right now, centered on 34.0286, -117.8103. 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
Diamond Bar lies about 12 miles west of Ontario International Airport (ONT), 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 Diamond Bar
Diamond Bar (California) has a population of about 56,897 and sits at 34.0286°N, 117.8103°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 Diamond Bar?
Most identifiable traffic over Diamond Bar is tied to Ontario International Airport (ONT), 12 miles to the east, plus RAL (22 mi) and LGB (24 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 Diamond Bar right now?
Several hundred cataloged objects are above Diamond Bar'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 34.0286, -117.8103.
Can I see the ISS from Diamond Bar?
Yes. The ISS passes over California several times most weeks; visible passes happen when the station is sunlit while the sky over Diamond Bar is dark — typically 1–3 hours after sunset or before sunrise. The Tonight panel on this page computes exact times, directions, and durations.