FlightRecord

Dallas/Fort Worth (DFW) to St. George (SGU): On-Time Performance

Data through May 2026

When you fly DFW to SGU matters as much as anything else about the booking: the route swung from 94% on-time in August 2024 to just 48% in April 2025. Across the full period the route averages 77% on-time against a national 78%.

On-time
77%
arrived <15 min late
Avg delay
18 min
completed flights
Cancelled
0.6%
Flights/day
2.0
last 12 months
Duration
2h 60m
scheduled
Distance
976 mi

Monthly on-time trend

Monthly on-time percentage for DFW to SGU flights50%75%100%June 2024: 77% on-time (30 flights)77Jun 2024July 2024: 90% on-time (31 flights)90August 2024: 94% on-time (31 flights)94September 2024: 90% on-time (30 flights)90Sep 2024October 2024: 68% on-time (31 flights)68November 2024: 69% on-time (29 flights)69December 2024: 83% on-time (30 flights)83Dec 2024January 2025: 80% on-time (31 flights)80February 2025: 82% on-time (28 flights)82March 2025: 81% on-time (31 flights)81Mar 2025April 2025: 48% on-time (31 flights)48May 2025: 74% on-time (31 flights)74June 2025: 66% on-time (56 flights)66Jun 2025July 2025: 66% on-time (62 flights)66August 2025: 77% on-time (61 flights)77September 2025: 76% on-time (60 flights)76Sep 2025October 2025: 79% on-time (62 flights)79November 2025: 80% on-time (59 flights)80December 2025: 90% on-time (62 flights)90Dec 2025January 2026: 72% on-time (62 flights)72February 2026: 79% on-time (56 flights)79March 2026: 86% on-time (62 flights)86Mar 2026April 2026: 72% on-time (57 flights)72May 2026: 75% on-time (57 flights)75

Best time to fly from DFW to SGU

Aim for departures around 11 a.m. (82% on-time); avoid 8 p.m. departures (65%).

On-time percentage by scheduled departure hour, DFW to SGU8 a.m.: 75% on-time (229 flights)810 a.m.: 79% on-time (147 flights)1011 a.m.: 82% on-time (156 flights)114 p.m.: 76% on-time (122 flights)167 p.m.: 80% on-time (163 flights)198 p.m.: 65% on-time (71 flights)209 p.m.: 75% on-time (176 flights)21scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday76%15 min
Tuesdaybest84%9 min
Wednesday77%13 min
Thursday76%15 min
Friday77%18 min
Saturday77%21 min
Sunday73%33 min

What causes delays on this route

Share of total delay minutes by cause, as reported by carriers to the US DOT.

  • Late-arriving aircraft12%
  • Airline operations48%
  • National airspace system12%
  • Weather28%

Frequently asked questions

How often are flights from DFW to SGU delayed?
23% of DFW–SGU 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 18 minutes.
What is the best time of day to fly from DFW to SGU?
Departures around 11 a.m. have the best record (82% on-time), while departures around 8 p.m. have the worst (65%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
How long is the flight from DFW to SGU?
The scheduled DFW–SGU flight time averages 2h 60m over 976 miles. Actual arrival times vary — flights on this route land 15+ minutes late 23% of the time.
How often are DFW to SGU flights cancelled?
0.6% 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 DFW to SGU?
April 2025 was the roughest month in this dataset, with only 48% of arrivals on time. The best was August 2024 at 94%. If your dates are flexible, that 45-point gap is worth planning around.

Based on 1,080 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.