California Redwood Coast Humboldt County in July 2025

82.6%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 July 2025, reporting carriers scheduled 184 domestic departures from California Redwood Coast Humboldt County (ACV). 82.6% left less than 15 minutes late and 79.3% reached their destination on time; 0.0% were cancelled.

Nationally that month, 69.7% of flights departed on time and 69.0% arrived on time, so ACV departures were 12.9 points above the national departure figure.

A year earlier, in July 2024, the airport had 141 departures with 84.4% leaving on time: a change of −1.8 points, with flights up 30%.

Flights arriving at ACV that month were on time 77.3% of the time (185 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 38%, extreme weather 34% and late-arriving aircraft 22%.

On time 79.3%
Arrived 15+ minutes late 19.6%
Cancelled 0.0%
Diverted 1.1%

Every scheduled departure from ACV in July 2025, judged by arrival at the destination.

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

Measure	Jul 2025	Jul 2024	ACV, 12 months to Jul 2026	All reported flights, Jul 2025
Departed on time	82.6%	84.4%	76.0%	69.7%
Arrived on time	79.3%	78.7%	67.1%	69.0%
Cancelled	0.0%	0.7%	2.4%	2.5%
Average departure delay (late minutes only)	22.2 min	27.4 min	23.8 min	24.3 min
Scheduled departures a day	6	5	6	21,048
Scheduled departures	184	141	2,200	631,428

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	184	100%	79.3%	16.6 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
ACV–SFO	Arcata/Eureka to San Francisco	114	82.5%	10.1 min	0.0%
ACV–DEN	Arcata/Eureka to Denver	39	74.4%	37.8 min	0.0%
ACV–LAX	Arcata/Eureka to Los Angeles	31	74.2%	15.1 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), July 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Jul 2025	Minutes
Air carrier	37.6%	31.1%	1,578
Late-arriving aircraft	22.0%	40.8%	922
National Aviation System	6.8%	20.7%	286
Extreme weather	33.6%	7.3%	1,407
Security	0.0%	0.1%	0

4,193 delay minutes on 36 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 ACV on time in July 2025?

82.6% of 184 scheduled domestic departures left less than 15 minutes late, and 79.3% reached their destination on time. The national figures that month were 69.7% and 69.0%.

How does that compare with a year earlier?

In July 2024, 84.4% of 141 departures left on time and 0.7% were cancelled, against 82.6% and 0.0% in July 2025.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for July 2025; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for ACV · methodology · corrections.