Fort Lauderdale (FLL) to Knoxville (TYS): On-Time Performance
Data through July 2026
Fort Lauderdale (FLL) to Knoxville (TYS) effectively runs on two schedules. In September 2024, 86% of arrivals were on time; in December 2025 that fell to 43% — a 43-point seasonal swing. Across the full period the route averages 65% on-time against a national 78%. Morning departures also hold up better than evening ones (83% vs 48%), which matters most in the rough months.
- On-time
- 65%
- arrived <15 min late
- Avg delay
- 30 min
- completed flights
- Cancelled
- 0.5%
- Flights/day
- 1.3
- last 12 months
- Duration
- 2h 5m
- scheduled
- Distance
- 709 mi
Monthly on-time trend
Best time to fly from FLL to TYS
Aim for departures around 8 a.m. (86% on-time); avoid 6 p.m. departures (38%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 61% | 43 min |
| Tuesday | 70% | 22 min |
| Wednesdaybest | 83% | 15 min |
| Thursday | 71% | 26 min |
| Friday | 63% | 25 min |
| Saturday | 66% | 24 min |
| Sunday | 50% | 47 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft45%
- Airline operations19%
- National airspace system26%
- Weather9%
- Security1%
Frequently asked questions
- How often are flights from FLL to TYS delayed?
- 35% of FLL–TYS flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 30 minutes.
- What is the best time of day to fly from FLL to TYS?
- Departures around 8 a.m. have the best record (86% on-time), while departures around 6 p.m. have the worst (38%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from FLL to TYS?
- The scheduled FLL–TYS flight time averages 2h 5m over 709 miles. Actual arrival times vary — flights on this route land 15+ minutes late 35% of the time.
- How often are FLL to TYS flights cancelled?
- 0.5% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What is the worst month to fly from FLL to TYS?
- December 2025 was the roughest month in this dataset, with only 43% of arrivals on time. The best was September 2024 at 86%. If your dates are flexible, that 43-point gap is worth planning around.
Explore related pages
More routes from FLL
Other ways to fly to Knoxville (TYS)
Related guides
Based on 992 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.