Historical on-time performance
Denver to Hailey
557 miData through May 2026Source: US DOT · BTS
Flights on DEN–SUN arrive on time 80% of the time over the last 12 months.
On-time rate80%arrived within 15 min
p90 delay45 min1 in 10 flights is worse (tail risk)
Cancelled0.0%of scheduled flights
based on 631 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time80%Medianon timep9045 minCancel0.0%Flights631
Why flights run late
Delay causes
- Airline33%
- Weather8%
- Air traffic (NAS)25%
- Late aircraft33%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline8%
- Weather85%
- Air traffic (NAS)8%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 26 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 DEN → SUN
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Middays are the most reliable time of day to fly this route — 85% on time.
- Middays85% on time · p90 25 min · 1,092 flights
- Evenings75% on time · p90 55 min · 621 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 77% to 85% on time.
- Tuesdays85% on time · p90 40 min · 240 flights
- Wednesdays85% on time · p90 30 min · 242 flights
- Sundays84% on time · p90 40 min · 246 flights
- Thursdays82% on time · p90 40 min · 246 flights
- Saturdays79% on time · p90 35 min · 248 flights
- Mondays78% on time · p90 40 min · 243 flights
- Fridays77% on time · p90 40 min · 250 flights
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