Hilo International in June 2025

90.1%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 547 domestic departures from Hilo International (ITO). 90.1% left less than 15 minutes late and 89.2% reached their destination on time; 0.0% were cancelled.

Nationally that month, 71.4% of flights departed on time and 70.3% arrived on time, so ITO departures were 18.7 points above the national departure figure.

A year earlier, in June 2024, the airport had 547 departures with 87.4% leaving on time: a change of +2.7 points, with flights up 0%.

Flights arriving at ITO that month were on time 90.9% of the time (548 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 69%, air carrier 29% and national aviation system 3%.

On time 89.2%
Arrived 15+ minutes late 10.8%
Cancelled 0.0%
Diverted 0.0%

Every scheduled departure from ITO 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	ITO, 12 months to Jul 2026	All reported flights, Jun 2025
Departed on time	90.1%	87.4%	84.5%	71.4%
Arrived on time	89.2%	87.0%	82.8%	70.3%
Cancelled	0.0%	0.0%	1.0%	1.6%
Average departure delay (late minutes only)	5.4 min	5.0 min	7.5 min	22.1 min
Scheduled departures a day	18	18	18	20,386
Scheduled departures	547	547	6,609	611,575

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
HA Hawaiian Airlines	397	73%	87.2%	4.1 min	0.0%
WN Southwest Airlines	150	27%	94.7%	-5.6 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
ITO–HNL	Hilo to Honolulu	522	89.1%	1.4 min	0.0%
ITO–OGG	Hilo to Kahului	25	92.0%	3.2 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), June 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Jun 2025	Minutes
Air carrier	28.5%	31.6%	652
Late-arriving aircraft	68.5%	40.6%	1,565
National Aviation System	3.0%	20.9%	68
Extreme weather	0.0%	6.9%	0
Security	0.0%	0.2%	0

2,285 delay minutes on 59 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 ITO on time in June 2025?

90.1% of 547 scheduled domestic departures left less than 15 minutes late, and 89.2% 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, 87.4% of 547 departures left on time and 0.0% were cancelled, against 90.1% and 0.0% 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 ITO · methodology · corrections.