St. George (SGU) to Phoenix (PHX): On-Time Performance
Data through May 2026
St. George (SGU) to Phoenix (PHX) effectively runs on two schedules. In July 2024, 100% of arrivals were on time; in March 2025 that fell to 71% — a 29-point seasonal swing. Across the full period the route averages 83% on-time against a national 78%. Morning departures also hold up better than evening ones (88% vs 75%), which matters most in the rough months.
- On-time
- 83%
- arrived <15 min late
- Avg delay
- 16 min
- completed flights
- Cancelled
- 0.1%
- Flights/day
- 2.4
- last 12 months
- Duration
- 1h 19m
- scheduled
- Distance
- 262 mi
Monthly on-time trend
Best time to fly from SGU to PHX
Aim for departures around 6 a.m. (91% on-time); avoid 11 a.m. departures (67%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 85% | 12 min |
| Tuesday | 86% | 17 min |
| Wednesday | 84% | 13 min |
| Thursday | 80% | 15 min |
| Friday | 81% | 18 min |
| Saturdaybest | 86% | 16 min |
| Sunday | 78% | 23 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft15%
- Airline operations69%
- National airspace system10%
- Weather6%
Frequently asked questions
- How often are flights from SGU to PHX delayed?
- 17% of SGU–PHX flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 16 minutes.
- What is the best time of day to fly from SGU to PHX?
- Departures around 6 a.m. have the best record (91% on-time), while departures around 11 a.m. have the worst (67%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from SGU to PHX?
- The scheduled SGU–PHX flight time averages 1h 19m over 262 miles. Actual arrival times vary — flights on this route land 15+ minutes late 17% of the time.
- How often are SGU to PHX flights cancelled?
- 0.1% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What is the worst month to fly from SGU to PHX?
- March 2025 was the roughest month in this dataset, with only 71% of arrivals on time. The best was July 2024 at 100%. If your dates are flexible, that 29-point gap is worth planning around.
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Based on 1,637 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.