Daniel K Inouye International in June 2025

87.0%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 June 2025, reporting carriers scheduled 4,970 domestic departures from Daniel K Inouye International (HNL). 87.0% left less than 15 minutes late and 87.2% reached their destination on time; 0.3% were cancelled.

Nationally that month, 71.4% of flights departed on time and 70.3% arrived on time, so HNL departures were 15.6 points above the national departure figure.

A year earlier, in June 2024, the airport had 5,217 departures with 85.7% leaving on time: a change of +1.3 points, with flights down 5%.

Flights arriving at HNL that month were on time 81.1% of the time (4,971 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 61%, late-arriving aircraft 35% and national aviation system 3%.

On time 87.2%
Arrived 15+ minutes late 12.5%
Cancelled 0.3%
Diverted 0.1%

Every scheduled departure from HNL in June 2025, judged by arrival at the destination.

June 2025 against a year earlier, the airport's year and the nation

Measure	Jun 2025	Jun 2024	HNL, 12 months to Jul 2026	All reported flights, Jun 2025
Departed on time	87.0%	85.7%	83.5%	71.4%
Arrived on time	87.2%	84.3%	82.0%	70.3%
Cancelled	0.3%	0.5%	0.9%	1.6%
Average departure delay (late minutes only)	8.4 min	7.9 min	10.4 min	22.1 min
Scheduled departures a day	166	174	159	20,386
Scheduled departures	4,970	5,217	58,088	611,575

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
HA Hawaiian Airlines	2,789	56%	85.2%	5.2 min	0.2%
WN Southwest Airlines	1,055	21%	93.5%	-6.1 min	0.3%
UA United Airlines	488	10%	88.9%	-6.3 min	0.6%
DL Delta Air Lines	300	6%	90.0%	-8.1 min	1.0%
AA American Airlines	207	4%	82.1%	8.9 min	0.0%
AS Alaska Airlines	131	3%	75.6%	7.1 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
HNL–OGG	Honolulu to Kahului	871	89.6%	1.3 min	0.5%
HNL–LIH	Honolulu to Lihue	676	89.8%	2.1 min	0.1%
HNL–KOA	Honolulu to Kona	625	89.1%	2.3 min	0.2%
HNL–LAX	Honolulu to Los Angeles	529	86.0%	1.6 min	0.2%
HNL–ITO	Honolulu to Hilo	522	91.2%	2.2 min	0.0%
HNL–SEA	Honolulu to Seattle	241	72.2%	6.6 min	0.0%
HNL–SFO	Honolulu to San Francisco	236	83.5%	-2.8 min	1.7%
HNL–LAS	Honolulu to Las Vegas	180	92.8%	-7.9 min	0.0%
HNL–SAN	Honolulu to San Diego	135	83.0%	1.7 min	0.0%
HNL–PHX	Honolulu to Phoenix	120	81.7%	-3.1 min	0.8%
HNL–SJC	Honolulu to San Jose	86	88.4%	-3.3 min	0.0%
HNL–PDX	Honolulu to Portland	76	80.3%	11.5 min	0.0%

By scheduled departure hour

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

Share of departures that left less than 15 minutes late, by scheduled hour (local time), June 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Jun 2025	Minutes
Air carrier	61.2%	31.6%	19,818
Late-arriving aircraft	34.8%	40.6%	11,268
National Aviation System	3.3%	20.9%	1,068
Extreme weather	0.2%	6.9%	77
Security	0.4%	0.2%	132

32,363 delay minutes on 619 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 June 2025?

87.0% of 4,970 scheduled domestic departures left less than 15 minutes late, and 87.2% reached their destination on time. The national figures that month were 71.4% and 70.3%.

How does that compare with a year earlier?

In June 2024, 85.7% of 5,217 departures left on time and 0.5% were cancelled, against 87.0% and 0.3% in June 2025.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for June 2025; 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.