Historical on-time performance
Salt Lake City to Hailey
223 miData through Dec 2025Source: US DOT · BTS
Flights on SLC–SUN arrive on time 94% of the time over the last 12 months.
On-time rate94%arrived within 15 min
p90 delayon time1 in 10 flights is worse (tail risk)
Cancelled0.7%of scheduled flights
based on 1,086 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time94%Medianon timep90on timeCancel0.7%Flights1,086
Why flights run late
Delay causes
- Airline47%
- Weather48%
- Air traffic (NAS)5%
- Late aircraft0%
- Security0%
Most delay minutes here are attributed to Weather.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly SLC → SUN
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
Overnights are the most reliable time of day to fly this route — 96% on time.
- Overnights96% on time · p90 on time · 1,080 flights
- Middays90% on time · p90 10 min · 1,484 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 89% to 94% on time.
- Tuesdays94% on time · p90 on time · 376 flights
- Wednesdays94% on time · p90 on time · 374 flights
- Fridays93% on time · p90 5 min · 372 flights
- Thursdays93% on time · p90 5 min · 370 flights
- Mondays93% on time · p90 5 min · 378 flights
- Saturdays92% on time · p90 5 min · 378 flights
- Sundays89% on time · p90 10 min · 377 flights
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