Historical on-time performance
Saint George to Salt Lake City
269 miData through May 2026Source: US DOT · BTS
Flights on SGU–SLC arrive on time 94% of the time over the last 12 months.
On-time rate94%arrived within 15 min
p90 delay5 min1 in 10 flights is worse (tail risk)
Cancelled0.2%of scheduled flights
based on 1,708 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 timep905 minCancel0.2%Flights1,708
Why flights run late
Delay causes
- Airline78%
- Weather17%
- Air traffic (NAS)5%
- Late aircraft0%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather0%
- Air traffic (NAS)100%
- Security0%
Most cancellations here are attributed to Air traffic (NAS). Shares are among 3 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 SGU → SLC
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 97% on time.
- Mornings97% on time · p90 on time · 1,475 flights
- Evenings91% on time · p90 10 min · 709 flights
- Middays91% on time · p90 10 min · 1,376 flights
- Afternoons88% on time · p90 15 min · 944 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 91% to 94% on time.
- Wednesdays94% on time · p90 5 min · 646 flights
- Mondays93% on time · p90 5 min · 651 flights
- Sundays93% on time · p90 5 min · 681 flights
- Tuesdays92% on time · p90 5 min · 640 flights
- Fridays92% on time · p90 5 min · 679 flights
- Thursdays91% on time · p90 10 min · 662 flights
- Saturdays91% on time · p90 10 min · 545 flights
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