Historical on-time performance
Denver to Saint George
517 miData through May 2026Source: US DOT · BTS
Flights on DEN–SGU 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)
Cancelled0.3%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-time80%Medianon timep9045 minCancel0.3%Flights1,086
Why flights run late
Delay causes
- Airline53%
- Weather9%
- Air traffic (NAS)13%
- Late aircraft25%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather100%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. 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 DEN → SGU
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 — 87% on time.
- Mornings87% on time · p90 15 min · 610 flights
- Overnights76% on time · p90 55 min · 1,053 flights
- Middays74% on time · p90 45 min · 551 flights
- Afternoons73% on time · p90 50 min · 382 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 75% to 81% on time.
- Wednesdays81% on time · p90 40 min · 332 flights
- Tuesdays80% on time · p90 45 min · 299 flights
- Sundays79% on time · p90 45 min · 402 flights
- Mondays77% on time · p90 45 min · 399 flights
- Saturdays77% on time · p90 35 min · 402 flights
- Thursdays76% on time · p90 40 min · 361 flights
- Fridays75% on time · p90 50 min · 401 flights
Keep exploring