Denver (DEN) to Arcata/Eureka (ACV): On-Time Performance
Data through July 2026
Denver (DEN) to Arcata/Eureka (ACV) effectively runs on two schedules. In November 2025, 97% of arrivals were on time; in March 2026 that fell to 57% — a 40-point seasonal swing. Across the full period the route averages 79% on-time against a national 78%.
- On-time
- 79%
- arrived <15 min late
- Avg delay
- 15 min
- completed flights
- Cancelled
- 0.4%
- Flights/day
- 1.0
- last 12 months
- Duration
- 3h 6m
- scheduled
- Distance
- 1,026 mi
Monthly on-time trend
Best time to fly from DEN to ACV
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 79% | 12 min |
| Tuesdaybest | 85% | 14 min |
| Wednesday | 82% | 8 min |
| Thursday | 79% | 14 min |
| Friday | 75% | 19 min |
| Saturday | 80% | 13 min |
| Sunday | 75% | 26 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft26%
- Airline operations38%
- National airspace system33%
- Weather3%
Frequently asked questions
- How often are flights from DEN to ACV delayed?
- 21% of DEN–ACV flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 15 minutes.
- How long is the flight from DEN to ACV?
- The scheduled DEN–ACV flight time averages 3h 6m over 1,026 miles. Actual arrival times vary — flights on this route land 15+ minutes late 21% of the time.
- How often are DEN to ACV flights cancelled?
- 0.4% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What is the worst month to fly from DEN to ACV?
- March 2026 was the roughest month in this dataset, with only 57% of arrivals on time. The best was November 2025 at 97%. If your dates are flexible, that 40-point gap is worth planning around.
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Based on 736 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.