California Redwood Coast Humboldt County in April 2026

70.1%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 April 2026, reporting carriers scheduled 194 domestic departures from California Redwood Coast Humboldt County (ACV). 70.1% left less than 15 minutes late and 61.9% reached their destination on time; 2.1% were cancelled.

Nationally that month, 79.1% of flights departed on time and 78.9% arrived on time, so ACV departures were 9.0 points below the national departure figure.

A year earlier, in April 2025, the airport had 150 departures with 83.3% leaving on time: a change of −13.2 points, with flights up 29%.

Flights arriving at ACV that month were on time 75.8% of the time (194 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 38%, national aviation system 38% and air carrier 24%.

On time 61.9%
Arrived 15+ minutes late 36.1%
Cancelled 2.1%
Diverted 0.0%

Every scheduled departure from ACV in April 2026, judged by arrival at the destination.

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

Measure	Apr 2026	Apr 2025	ACV, 12 months to Jul 2026	All reported flights, Apr 2026
Departed on time	70.1%	83.3%	76.0%	79.1%
Arrived on time	61.9%	78.0%	67.1%	78.9%
Cancelled	2.1%	0.0%	2.4%	0.9%
Average departure delay (late minutes only)	22.1 min	33.6 min	23.8 min	14.5 min
Scheduled departures a day	7	5	6	19,931
Scheduled departures	194	150	2,200	597,919

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	194	100%	61.9%	20.0 min	2.1%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
ACV–SFO	Arcata/Eureka to San Francisco	111	46.8%	27.7 min	3.6%
ACV–DEN	Arcata/Eureka to Denver	30	73.3%	17.6 min	0.0%
ACV–LAX	Arcata/Eureka to Los Angeles	30	90.0%	0.5 min	0.0%
ACV–SEA	Arcata/Eureka to Seattle	23	82.6%	12.2 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), April 2026.

Delay causes

BTS cause category	Share of delay minutes	National, Apr 2026	Minutes
Air carrier	24.2%	33.5%	1,164
Late-arriving aircraft	37.6%	40.4%	1,809
National Aviation System	37.5%	21.0%	1,806
Extreme weather	0.0%	5.0%	0
Security	0.8%	0.1%	38

4,817 delay minutes on 70 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 April 2026?

70.1% of 194 scheduled domestic departures left less than 15 minutes late, and 61.9% reached their destination on time. The national figures that month were 79.1% and 78.9%.

How does that compare with a year earlier?

In April 2025, 83.3% of 150 departures left on time and 0.0% were cancelled, against 70.1% and 2.1% in April 2026.

Provenance

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