Ellison Onizuka Kona International at Keahole in June 2024

89.6%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 2024, reporting carriers scheduled 1,399 domestic departures from Ellison Onizuka Kona International at Keahole (KOA). 89.6% left less than 15 minutes late and 88.6% reached their destination on time; 0.5% were cancelled.

Nationally that month, 73.7% of flights departed on time and 73.9% arrived on time, so KOA departures were 15.9 points above the national departure figure.

Flights arriving at KOA that month were on time 85.6% of the time (1,400 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 50%, late-arriving aircraft 44% and national aviation system 6%.

On time 88.6%
Arrived 15+ minutes late 10.9%
Cancelled 0.5%
Diverted 0.0%

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

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

Measure	Jun 2024	Year earlier	KOA, 12 months to Jul 2026	All reported flights, Jun 2024
Departed on time	89.6%	—	85.7%	73.7%
Arrived on time	88.6%	—	84.7%	73.9%
Cancelled	0.5%	—	1.1%	1.3%
Average departure delay (late minutes only)	7.8 min	—	8.7 min	19.7 min
Scheduled departures a day	47	—	44	20,371
Scheduled departures	1,399	—	16,052	611,132

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
HA Hawaiian Airlines	644	46%	86.3%	3.3 min	0.5%
WN Southwest Airlines	315	23%	94.6%	-4.8 min	0.0%
AS Alaska Airlines	165	12%	85.5%	-2.4 min	0.6%
UA United Airlines	155	11%	93.5%	-1.2 min	1.9%
AA American Airlines	60	4%	75.0%	39.4 min	0.0%
DL Delta Air Lines	60	4%	91.7%	-6.6 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
KOA–HNL	Kona to Honolulu	661	86.5%	1.8 min	0.5%
KOA–LAX	Kona to Los Angeles	169	81.7%	23.6 min	1.8%
KOA–OGG	Kona to Kahului	146	96.6%	-3.4 min	0.0%
KOA–SEA	Kona to Seattle	120	90.0%	-9.2 min	0.8%
KOA–SFO	Kona to San Francisco	65	92.3%	-7.9 min	0.0%
KOA–DEN	Kona to Denver	30	100.0%	-14.8 min	0.0%
KOA–LAS	Kona to Las Vegas	30	96.7%	-6.7 min	0.0%
KOA–LIH	Kona to Lihue	30	96.7%	-2.3 min	0.0%
KOA–OAK	Kona to Oakland	30	93.3%	-4.3 min	0.0%
KOA–PHX	Kona to Phoenix	30	96.7%	-8.5 min	0.0%
KOA–SAN	Kona to San Diego	30	93.3%	-6.7 min	0.0%
KOA–SJC	Kona to San Jose	25	76.0%	7.5 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 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Jun 2024	Minutes
Air carrier	49.6%	34.4%	4,824
Late-arriving aircraft	44.3%	41.5%	4,305
National Aviation System	6.0%	17.8%	585
Extreme weather	0.1%	6.0%	8
Security	0.1%	0.2%	5

9,727 delay minutes on 152 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 June 2024?

89.6% of 1,399 scheduled domestic departures left less than 15 minutes late, and 88.6% reached their destination on time. The national figures that month were 73.7% and 73.9%.

How does that compare with a year earlier?

June 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 June 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.