Average flights per hour of day, one line per month, so you can see whether the daily rhythm has shifted.
Live data temporarily unavailable
Hourly pattern data could not be loaded. Please check back shortly or try again.
Peak Hour (latest month)
–
–
Curfew Window
23:00–06:00
no movements allowed
Days in Latest Month
–
detected in dataset
Months Compared
–
more months = more history
Average Flights by Hour of Day
Each line is one calendar month's average pattern.
Avg Flights per Hour, by Month
Why the 23:00–06:00 gap:
Narita operates under a legally mandated curfew — aircraft movements are prohibited from 23:00 to 06:00 (with very limited exceptions for the A runway until 24:00 in unavoidable cases). Zero activity in this window is expected, not a data gap.