Flight Report

ADS-B radar data for Tokyo Haneda International Airport (HND/RJTT) captured on October 21, 2025 recorded 1,308 total flights across 24 hours, split almost evenly between 651 arrivals and 647 departures, with 10 touch-and-gos also logged. Traffic ran continuously from midnight to 23:59 JST. The peak hour was 08:00, which produced 92 movements, and the average across the day held at 54.5 flights per hour. Early morning hours between 01:00 and 05:00 saw the lightest activity, with single-digit or low double-digit totals. A total of 406 unique aircraft were tracked, 305 of which carried Japanese registrations. The remaining fleet spanned 23 other countries, with Chinese (28), American (23), and South Korean (7) registrations making up the next largest groups. Fukuoka was the busiest paired airport at 61 combined movements, followed by Osaka Itami at 59 and Yamaguchi Ube at 58. Matsuyama accounted for 43 movements, all arrivals. The top ten routes were entirely domestic Japanese destinations. Approach directions were dominated by WSW at 286 recorded approaches, with NNE (87) and W (83) as the next most frequent. Departure traffic spread more evenly, with WSW (193) and W (185) nearly tied at the top, followed by N (91). The altitude data spans 614,724 ADS-B position points. The most populated altitude band was 0 to 1,000 feet with 84,989 points, reflecting the volume of traffic in terminal phases. Cruise-level concentrations appeared at 33,000 to 34,000 feet (19,910 points), 31,000 to 32,000 feet (15,174 points), and 35,000 to 36,000 feet (14,016 points). The highest recorded altitude was 47,625 feet, on an arrival from Hong Kong International Airport flown by an Italian-registered aircraft. The longest flight by distance was also an arrival from Hong Kong at 1,676.8 nautical miles and 211.6 minutes. Average groundspeed across all tracked flights was 309 knots, with a maximum of 633.4 knots recorded.