FlightRecord

Salt Lake City (SLC) to Dallas/Fort Worth (DFW): On-Time Performance

Data through May 2026

Salt Lake City (SLC) to Dallas/Fort Worth (DFW) effectively runs on two schedules. In February 2026, 86% of arrivals were on time; in August 2025 that fell to 66% — a 20-point seasonal swing. Across the full period the route averages 77% on-time against a national 78%. Morning departures also hold up better than evening ones (84% vs 73%), which matters most in the rough months.

On-time
77%
arrived <15 min late
Avg delay
21 min
completed flights
Cancelled
2.0%
Flights/day
11
last 12 months
Duration
2h 42m
scheduled
Distance
989 mi

Best airline from SLC to DFW

3 airlines flew this route regularly between 2024-06 and 2026-05.

AirlineOn-timeAvg delayCancelledFlights
Delta Air Linesmost reliable79%16 min0.9%3,003
American Airlines76%23 min2.7%4,447
Frontier Airlines70%34 min2.3%345

Monthly on-time trend

Monthly on-time percentage for SLC to DFW flights50%75%100%June 2024: 74% on-time (343 flights)74Jun 2024July 2024: 76% on-time (349 flights)76August 2024: 74% on-time (351 flights)74September 2024: 81% on-time (322 flights)81Sep 2024October 2024: 83% on-time (325 flights)83November 2024: 73% on-time (309 flights)73December 2024: 77% on-time (323 flights)77Dec 2024January 2025: 78% on-time (320 flights)78February 2025: 81% on-time (305 flights)81March 2025: 77% on-time (359 flights)77Mar 2025April 2025: 70% on-time (316 flights)70May 2025: 75% on-time (320 flights)75June 2025: 70% on-time (319 flights)70Jun 2025July 2025: 69% on-time (330 flights)69August 2025: 66% on-time (320 flights)66September 2025: 81% on-time (308 flights)81Sep 2025October 2025: 79% on-time (323 flights)79November 2025: 79% on-time (305 flights)79December 2025: 82% on-time (333 flights)82Dec 2025January 2026: 79% on-time (326 flights)79February 2026: 86% on-time (291 flights)86March 2026: 84% on-time (358 flights)84Mar 2026April 2026: 79% on-time (320 flights)79May 2026: 75% on-time (329 flights)75

Best time to fly from SLC to DFW

Aim for departures around 5 a.m. (89% on-time); avoid 7 p.m. departures (46%).

On-time percentage by scheduled departure hour, SLC to DFW5 a.m.: 89% on-time (730 flights)56 a.m.: 85% on-time (171 flights)67 a.m.: 84% on-time (952 flights)78 a.m.: 82% on-time (722 flights)89 a.m.: 84% on-time (514 flights)910 a.m.: 80% on-time (539 flights)1011 a.m.: 81% on-time (524 flights)1112 p.m.: 70% on-time (368 flights)121 p.m.: 72% on-time (1,118 flights)132 p.m.: 68% on-time (367 flights)143 p.m.: 53% on-time (219 flights)154 p.m.: 62% on-time (539 flights)165 p.m.: 75% on-time (690 flights)176 p.m.: 79% on-time (121 flights)187 p.m.: 46% on-time (51 flights)198 p.m.: 81% on-time (108 flights)209 p.m.: 58% on-time (71 flights)21scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday78%21 min
Tuesdaybest80%20 min
Wednesday79%18 min
Thursday76%20 min
Friday77%22 min
Saturday76%21 min
Sunday74%24 min

What causes delays on this route

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

  • Late-arriving aircraft40%
  • Airline operations42%
  • National airspace system15%
  • Weather2%

Frequently asked questions

How often are flights from SLC to DFW delayed?
23% of SLC–DFW 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 21 minutes.
Which airline is most reliable from SLC to DFW?
Delta Air Lines has the best on-time record on this route at 79%, based on 3,003 flights. 3 airlines flew SLC–DFW frequently enough to compare in this period.
What is the best time of day to fly from SLC to DFW?
Departures around 5 a.m. have the best record (89% on-time), while departures around 7 p.m. have the worst (46%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
How long is the flight from SLC to DFW?
The scheduled SLC–DFW flight time averages 2h 42m over 989 miles. Actual arrival times vary — flights on this route land 15+ minutes late 23% of the time.
How often are SLC to DFW flights cancelled?
2% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, slightly above the national rate of 1.6%.
What is the worst month to fly from SLC to DFW?
August 2025 was the roughest month in this dataset, with only 66% of arrivals on time. The best was February 2026 at 86%. If your dates are flexible, that 20-point gap is worth planning around.

Based on 7,804 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.