FlightRecord

Knoxville (TYS) to Fort Lauderdale (FLL): On-Time Performance

Data through May 2026

The calendar drives reliability on TYS–FLL. November 2024 flights landed on schedule 86% of the time, but October 2025 dropped to 30% — a gap of 55 points. Across the full period the route averages 65% on-time against a national 78%. Morning departures also hold up better than evening ones (81% vs 49%), which matters most in the rough months.

On-time
65%
arrived <15 min late
Avg delay
28 min
completed flights
Cancelled
0.6%
Flights/day
1.3
last 12 months
Duration
2h 4m
scheduled
Distance
709 mi

Monthly on-time trend

Monthly on-time percentage for TYS to FLL flights50%75%100%June 2024: 77% on-time (36 flights)77Jun 2024July 2024: 77% on-time (43 flights)77August 2024: 75% on-time (36 flights)75September 2024: 82% on-time (28 flights)82Sep 2024October 2024: 78% on-time (37 flights)78November 2024: 86% on-time (28 flights)86December 2024: 71% on-time (42 flights)71Dec 2024January 2025: 70% on-time (37 flights)70February 2025: 82% on-time (33 flights)82March 2025: 74% on-time (54 flights)74Mar 2025April 2025: 80% on-time (45 flights)80May 2025: 59% on-time (39 flights)59June 2025: 58% on-time (43 flights)58Jun 2025July 2025: 69% on-time (45 flights)69August 2025: 68% on-time (40 flights)68September 2025: 71% on-time (28 flights)71Sep 2025October 2025: 30% on-time (46 flights)30November 2025: 58% on-time (36 flights)58December 2025: 36% on-time (47 flights)36Dec 2025January 2026: 56% on-time (37 flights)56February 2026: 66% on-time (32 flights)66March 2026: 57% on-time (52 flights)57Mar 2026April 2026: 62% on-time (39 flights)62May 2026: 39% on-time (39 flights)39

Best time to fly from TYS to FLL

Aim for departures around 7 a.m. (92% on-time); avoid 9 p.m. departures (29%).

On-time percentage by scheduled departure hour, TYS to FLL6 a.m.: 87% on-time (39 flights)67 a.m.: 92% on-time (39 flights)78 a.m.: 88% on-time (49 flights)89 a.m.: 72% on-time (79 flights)910 a.m.: 82% on-time (33 flights)1011 a.m.: 76% on-time (55 flights)1112 p.m.: 70% on-time (74 flights)121 p.m.: 71% on-time (63 flights)132 p.m.: 65% on-time (31 flights)143 p.m.: 56% on-time (99 flights)154 p.m.: 61% on-time (101 flights)165 p.m.: 57% on-time (76 flights)176 p.m.: 67% on-time (52 flights)188 p.m.: 50% on-time (48 flights)209 p.m.: 29% on-time (92 flights)21scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday64%28 min
Tuesdaybest77%17 min
Wednesday76%11 min
Thursday67%25 min
Friday67%22 min
Saturday66%30 min
Sunday51%49 min

What causes delays on this route

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

  • Late-arriving aircraft52%
  • Airline operations24%
  • National airspace system22%
  • Weather2%
  • Security1%

Frequently asked questions

How often are flights from TYS to FLL delayed?
35% of TYS–FLL 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 28 minutes.
What is the best time of day to fly from TYS to FLL?
Departures around 7 a.m. have the best record (92% on-time), while departures around 9 p.m. have the worst (29%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
How long is the flight from TYS to FLL?
The scheduled TYS–FLL flight time averages 2h 4m over 709 miles. Actual arrival times vary — flights on this route land 15+ minutes late 35% of the time.
How often are TYS to FLL 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 TYS to FLL?
October 2025 was the roughest month in this dataset, with only 30% of arrivals on time. The best was November 2024 at 86%. If your dates are flexible, that 55-point gap is worth planning around.

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Based on 942 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.