Fort Lauderdale (FLL) to Salt Lake City (SLC): On-Time Performance
Data through May 2026
The calendar drives reliability on FLL–SLC. October 2024 flights landed on schedule 94% of the time, but March 2026 dropped to 63% — a gap of 31 points. Across the full period the route averages 82% on-time against a national 78%. Morning departures also hold up better than evening ones (88% vs 74%), which matters most in the rough months.
- On-time
- 82%
- arrived <15 min late
- Avg delay
- 16 min
- completed flights
- Cancelled
- 0.6%
- Flights/day
- 1.0
- last 12 months
- Duration
- 5h 14m
- scheduled
- Distance
- 2,084 mi
Best airline from FLL to SLC
2 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Spirit Airlinesmost reliable | 85% | 7 min | 1.4% | 72 |
| Delta Air Lines | 82% | 17 min | 0.5% | 731 |
Monthly on-time trend
Best time to fly from FLL to SLC
Aim for departures around 7 a.m. (88% on-time); avoid 6 p.m. departures (73%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 83% | 20 min |
| Tuesday | 85% | 11 min |
| Wednesdaybest | 88% | 13 min |
| Thursday | 81% | 11 min |
| Friday | 84% | 19 min |
| Saturday | 81% | 10 min |
| Sunday | 75% | 27 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft28%
- Airline operations49%
- National airspace system13%
- Weather11%
Frequently asked questions
- How often are flights from FLL to SLC delayed?
- 18% of FLL–SLC 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.
- Which airline is most reliable from FLL to SLC?
- Spirit Airlines has the best on-time record on this route at 85%, based on 72 flights. 2 airlines flew FLL–SLC frequently enough to compare in this period.
- What is the best time of day to fly from FLL to SLC?
- Departures around 7 a.m. have the best record (88% on-time), while departures around 6 p.m. have the worst (73%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from FLL to SLC?
- The scheduled FLL–SLC flight time averages 5h 14m over 2,084 miles. Actual arrival times vary — flights on this route land 15+ minutes late 18% of the time.
- How often are FLL to SLC 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 FLL to SLC?
- March 2026 was the roughest month in this dataset, with only 63% of arrivals on time. The best was October 2024 at 94%. If your dates are flexible, that 31-point gap is worth planning around.
Explore related pages
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Based on 821 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.