Hilo International in March 2026

76.8%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 March 2026, reporting carriers scheduled 556 domestic departures from Hilo International (ITO). 76.8% left less than 15 minutes late and 72.8% reached their destination on time; 4.7% were cancelled.

Nationally that month, 72.8% of flights departed on time and 73.2% arrived on time, so ITO departures were 4.0 points above the national departure figure.

A year earlier, in March 2025, the airport had 566 departures with 89.0% leaving on time: a change of −12.2 points, with flights down 2%.

Flights arriving at ITO that month were on time 73.4% of the time (556 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 58%, air carrier 23% and extreme weather 10%.

On time 72.8%
Arrived 15+ minutes late 22.5%
Cancelled 4.7%
Diverted 0.0%

Every scheduled departure from ITO in March 2026, judged by arrival at the destination.

March 2026 against a year earlier, the airport's year and the nation

Measure	Mar 2026	Mar 2025	ITO, 12 months to Jul 2026	All reported flights, Mar 2026
Departed on time	76.8%	89.0%	84.5%	72.8%
Arrived on time	72.8%	89.6%	82.8%	73.2%
Cancelled	4.7%	0.7%	1.0%	2.9%
Average departure delay (late minutes only)	12.7 min	4.7 min	7.5 min	20.3 min
Scheduled departures a day	19	19	18	20,403
Scheduled departures	556	566	6,609	612,102

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
AS Alaska Airlines	401	72%	67.1%	15.0 min	5.7%
WN Southwest Airlines	155	28%	87.7%	5.6 min	1.9%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
ITO–HNL	Hilo to Honolulu	530	72.8%	12.3 min	4.9%
ITO–OGG	Hilo to Kahului	26	73.1%	11.6 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), March 2026.

Delay causes

BTS cause category	Share of delay minutes	National, Mar 2026	Minutes
Air carrier	22.7%	33.5%	1,696
Late-arriving aircraft	58.0%	39.3%	4,331
National Aviation System	8.8%	21.0%	660
Extreme weather	10.4%	5.9%	777
Security	0.0%	0.2%	0

7,464 delay minutes on 125 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 March 2026?

76.8% of 556 scheduled domestic departures left less than 15 minutes late, and 72.8% reached their destination on time. The national figures that month were 72.8% and 73.2%.

How does that compare with a year earlier?

In March 2025, 89.0% of 566 departures left on time and 0.7% were cancelled, against 76.8% and 4.7% in March 2026.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for March 2026; 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.