Ellison Onizuka Kona International at Keahole in March 2024

92.0%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 March 2024, reporting carriers scheduled 1,382 domestic departures from Ellison Onizuka Kona International at Keahole (KOA). 92.0% left less than 15 minutes late and 90.4% reached their destination on time; 0.3% were cancelled.

Nationally that month, 78.5% of flights departed on time and 78.3% arrived on time, so KOA departures were 13.5 points above the national departure figure.

Flights arriving at KOA that month were on time 89.1% of the time (1,380 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 59%, late-arriving aircraft 28% and national aviation system 11%.

On time 90.4%
Arrived 15+ minutes late 9.3%
Cancelled 0.3%
Diverted 0.0%

Every scheduled departure from KOA in March 2024, judged by arrival at the destination.

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

Measure	Mar 2024	Year earlier	KOA, 12 months to Jul 2026	All reported flights, Mar 2024
Departed on time	92.0%	—	85.7%	78.5%
Arrived on time	90.4%	—	84.7%	78.3%
Cancelled	0.3%	—	1.1%	0.9%
Average departure delay (late minutes only)	6.7 min	—	8.7 min	15.7 min
Scheduled departures a day	46	—	44	19,726
Scheduled departures	1,382	—	16,052	591,767

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
HA Hawaiian Airlines	651	47%	92.0%	-0.9 min	0.3%
WN Southwest Airlines	283	20%	95.4%	-9.2 min	0.0%
AS Alaska Airlines	193	14%	80.3%	-1.4 min	0.5%
UA United Airlines	131	9%	83.2%	-3.5 min	0.0%
AA American Airlines	62	4%	96.8%	0.1 min	0.0%
DL Delta Air Lines	62	4%	91.9%	-0.2 min	1.6%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
KOA–HNL	Kona to Honolulu	682	92.2%	-1.9 min	0.3%
KOA–LAX	Kona to Los Angeles	129	84.5%	1.3 min	0.0%
KOA–OGG	Kona to Kahului	124	95.2%	-2.2 min	0.0%
KOA–SEA	Kona to Seattle	121	78.5%	6.4 min	1.7%
KOA–SFO	Kona to San Francisco	63	87.3%	-0.6 min	0.0%
KOA–DEN	Kona to Denver	31	90.3%	-15.7 min	0.0%
KOA–LAS	Kona to Las Vegas	31	100.0%	-22.4 min	0.0%
KOA–LIH	Kona to Lihue	31	100.0%	-3.6 min	0.0%
KOA–OAK	Kona to Oakland	31	100.0%	-18.6 min	0.0%
KOA–PDX	Kona to Portland	31	80.6%	0.3 min	0.0%
KOA–PHX	Kona to Phoenix	31	100.0%	-22.2 min	0.0%
KOA–SAN	Kona to San Diego	26	88.5%	-9.0 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), March 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Mar 2024	Minutes
Air carrier	59.0%	32.1%	4,682
Late-arriving aircraft	28.3%	42.1%	2,244
National Aviation System	11.1%	21.4%	882
Extreme weather	1.5%	4.2%	122
Security	0.0%	0.2%	0

7,930 delay minutes on 128 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 KOA on time in March 2024?

92.0% of 1,382 scheduled domestic departures left less than 15 minutes late, and 90.4% reached their destination on time. The national figures that month were 78.5% and 78.3%.

How does that compare with a year earlier?

March 2023 is outside the 36 months on file, or the airport had too few reported flights that month.

Provenance

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