Daniel K Inouye International in September 2024

91.4%departed on time

BTS: A flight is counted as on time if it arrived less than 15 minutes after its scheduled time. Only carriers with at least 0.5 percent of domestic scheduled passenger revenue report.

In September 2024, reporting carriers scheduled 4,845 domestic departures from Daniel K Inouye International (HNL). 91.4% left less than 15 minutes late and 90.7% reached their destination on time; 0.5% were cancelled.

Nationally that month, 84.4% of flights departed on time and 83.9% arrived on time, so HNL departures were 7.0 points above the national departure figure.

A year earlier, in September 2023, the airport had 5,018 departures with 88.8% leaving on time: a change of +2.6 points, with flights down 3%.

Flights arriving at HNL that month were on time 89.4% of the time (4,843 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 58%, late-arriving aircraft 33% and national aviation system 9%.

On time 90.7%
Arrived 15+ minutes late 8.8%
Cancelled 0.5%
Diverted 0.0%

Every scheduled departure from HNL in September 2024, judged by arrival at the destination.

September 2024 against a year earlier, the airport's year and the nation

Measure	Sep 2024	Sep 2023	HNL, 12 months to Jul 2026	All reported flights, Sep 2024
Departed on time	91.4%	88.8%	83.5%	84.4%
Arrived on time	90.7%	88.9%	82.0%	83.9%
Cancelled	0.5%	0.4%	0.9%	0.6%
Average departure delay (late minutes only)	5.0 min	7.7 min	10.4 min	10.6 min
Scheduled departures a day	162	167	159	19,421
Scheduled departures	4,845	5,018	58,088	582,622

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
HA Hawaiian Airlines	2,571	53%	90.7%	0.6 min	0.5%
WN Southwest Airlines	1,162	24%	93.7%	-6.4 min	0.1%
AS Alaska Airlines	360	7%	84.4%	-4.5 min	0.3%
UA United Airlines	312	6%	86.9%	-2.4 min	1.9%
DL Delta Air Lines	287	6%	89.5%	-2.4 min	0.3%
AA American Airlines	153	3%	93.5%	-13.1 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
HNL–OGG	Honolulu to Kahului	945	94.5%	-3.0 min	0.4%
HNL–LIH	Honolulu to Lihue	707	93.5%	-2.8 min	0.7%
HNL–KOA	Honolulu to Kona	662	93.5%	-0.9 min	0.2%
HNL–ITO	Honolulu to Hilo	520	91.3%	0.4 min	0.8%
HNL–LAX	Honolulu to Los Angeles	423	87.0%	-4.6 min	0.0%
HNL–SEA	Honolulu to Seattle	240	87.9%	-7.2 min	0.0%
HNL–SFO	Honolulu to San Francisco	154	79.2%	12.3 min	1.3%
HNL–SAN	Honolulu to San Diego	150	82.7%	-0.5 min	0.7%
HNL–LAS	Honolulu to Las Vegas	114	87.7%	-2.2 min	0.0%
HNL–SJC	Honolulu to San Jose	112	83.0%	2.6 min	0.0%
HNL–OAK	Honolulu to Oakland	90	90.0%	-3.9 min	0.0%
HNL–PHX	Honolulu to Phoenix	90	90.0%	-8.9 min	0.0%

By scheduled departure hour

100

On-time share:under 62%6270768288% and over

Share of departures that left less than 15 minutes late, by scheduled hour (local time), September 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Sep 2024	Minutes
Air carrier	58.3%	38.6%	11,119
Late-arriving aircraft	32.9%	38.4%	6,284
National Aviation System	8.6%	18.2%	1,650
Extreme weather	0.1%	4.8%	23
Security	0.0%	0.1%	0

19,076 delay minutes on 425 flights that arrived 15 or more minutes late and carried a cause report. Carriers assign the categories; see what each category means.

Questions and answers

How many flights left HNL on time in September 2024?

91.4% of 4,845 scheduled domestic departures left less than 15 minutes late, and 90.7% reached their destination on time. The national figures that month were 84.4% and 83.9%.

How does that compare with a year earlier?

In September 2023, 88.8% of 5,018 departures left on time and 0.4% were cancelled, against 91.4% and 0.5% in September 2024.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for September 2024; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for HNL · methodology · corrections.