Historical on-time performance
Denver to Anchorage
2,405 miData through Dec 2025Source: US DOT · BTS
Flights on DEN–ANC arrive on time 74% of the time over the last 12 months.
On-time rate74%arrived within 15 min
p90 delay35 min1 in 10 flights is worse (tail risk)
Cancelled0.2%of scheduled flights
based on 562 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- United AirlinesbestOn-time77%Medianon timep9030 minCancel0.0%Flights460
- Alaska AirlinesOn-time61%Medianon timep9060 minCancel1.0%Flights102
Why flights run late
Delay causes
- Airline42%
- Weather2%
- Air traffic (NAS)34%
- Late aircraft22%
- Security0%
Most delay minutes here are attributed to Airline.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly DEN → ANC
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
Middays are the most reliable time of day to fly this route — 81% on time.
- Middays81% on time · p90 25 min · 320 flights
- Evenings76% on time · p90 35 min · 1,092 flights
- Mornings74% on time · p90 55 min · 323 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 70% to 81% on time.
- Sundays81% on time · p90 25 min · 253 flights
- Mondays79% on time · p90 35 min · 248 flights
- Tuesdays78% on time · p90 35 min · 246 flights
- Wednesdays78% on time · p90 40 min · 245 flights
- Thursdays77% on time · p90 30 min · 248 flights
- Saturdays72% on time · p90 45 min · 272 flights
- Fridays70% on time · p90 45 min · 248 flights
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