Historical on-time performance
Denver to Hailey
557 miData through Dec 2025Source: US DOT · BTS
Flights on DEN–SUN arrive on time 79% of the time over the last 12 months.
On-time rate79%arrived within 15 min
p90 delay55 min1 in 10 flights is worse (tail risk)
Cancelled0.5%of scheduled flights
based on 628 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 timep9055 minCancel0.5%Flights628
Why flights run late
Delay causes
- Airline29%
- Weather16%
- Air traffic (NAS)24%
- Late aircraft30%
- Security0%
Most delay minutes here are attributed to Late aircraft.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly DEN → SUN
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 — 84% on time.
- Middays84% on time · p90 25 min · 1,095 flights
- Evenings74% on time · p90 55 min · 562 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 77% to 84% on time.
- Wednesdays84% on time · p90 30 min · 236 flights
- Tuesdays84% on time · p90 40 min · 235 flights
- Sundays84% on time · p90 35 min · 237 flights
- Thursdays81% on time · p90 40 min · 236 flights
- Mondays79% on time · p90 40 min · 236 flights
- Saturdays78% on time · p90 35 min · 237 flights
- Fridays77% on time · p90 45 min · 240 flights
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