Historical on-time performance
Arcata CA to Denver
1,026 miData through May 2026Source: US DOT · BTS
Flights on ACV–DEN arrive on time 79% of the time over the last 12 months.
On-time rate79%arrived within 15 min
p90 delay60 min1 in 10 flights is worse (tail risk)
Cancelled0.6%of scheduled flights
based on 323 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time79%Medianon timep9060 minCancel0.6%Flights323
Why flights run late
Delay causes
- Airline16%
- Weather52%
- Air traffic (NAS)15%
- Late aircraft17%
- Security0%
Most delay minutes here are attributed to Weather.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather100%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 2 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly ACV → DEN
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best day of week
On-time rates are fairly even by day on this route — ranging from 75% to 82% on time.
- Sundays82% on time · p90 30 min · 141 flights · limited
- Wednesdays81% on time · p90 45 min · 108 flights · limited
- Fridays79% on time · p90 85 min · 159 flights · limited
- Saturdays77% on time · p90 140 min · 140 flights · limited
- Thursdays75% on time · p90 95 min · 153 flights · limited
- Tuesdays75% on time · p90 55 min · 139 flights · limited
- Mondays75% on time · p90 45 min · 162 flights · limited
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