Every ADS-B-tracked flight visualized in this print, captured on a single day.

On October 29, 2025, ORD logged 2,184 flights across 840 unique aircraft, averaging 91 movements per hour throughout the day. Arrivals edged out departures, 1,137 to 1,047. The busiest hour was 11:00 CDT, with 159 total movements (83 arrivals, 76 departures). Traffic ran from midnight to 23:59 without a full quiet period, though the overnight floor was low: hours 1 and 2 combined for just 10 flights. The morning build was steep, climbing from 27 movements at 05:00 to 97 at 07:00 and holding above 100 through most of the day. Arrivals dominated the early-morning and midday windows, while departures ran heavier in the evening, peaking at 86 outbound movements during the 21:00 hour. The New York corridor led all routes. LaGuardia alone accounted for 71 combined movements (35 arrivals, 36 departures), with Newark adding another 32. Reagan National (DCA) ranked second at 39 total, followed by Denver (37) and Dallas-Fort Worth (36). Toronto Pearson was the top international pairing at 32 movements. Of the 840 aircraft tracked, 763 carried US registrations. China, Canada, Mexico, and Japan each contributed between 7 and 10 aircraft, with registrations from 27 countries appearing in total. Approach tracks spread across all compass points, with east (181) and west (125) leading arrivals, and SSE (113) ranking third. Departure headings followed a similar spread, again led by east (170) and SSE (116). The fleet reached a peak recorded altitude of 44,325 feet, with an average of 16,524 feet across all tracked positions. The largest share of ADS-B position points clustered in the 1,000 to 2,000 foot band, reflecting the density of approach and departure traffic close to the field. Combined, the 2,184 flights covered an estimated 1.43 million nautical miles, with an average leg distance of 654.6 nautical miles and average flight duration of 115.5 minutes.