Historical on-time performance
Fort Lauderdale to Knoxville
709 miData through May 2026Source: US DOT · BTS
Flights on FLL–TYS arrive on time 61% of the time over the last 12 months.
On-time rate61%arrived within 15 min
p90 delay95 min1 in 10 flights is worse (tail risk)
Cancelled0.9%of scheduled flights
based on 456 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Allegiant AirOn-time61%Medianon timep9095 minCancel0.9%Flights456
Why flights run late
Delay causes
- Airline16%
- Weather10%
- Air traffic (NAS)31%
- Late aircraft42%
- Security1%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather100%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 4 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly FLL → TYS
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 82% on time.
- Mornings82% on time · p90 30 min · 241 flights
- Middays69% on time · p90 70 min · 393 flights
- Afternoons62% on time · p90 85 min · 250 flights
- Evenings45% on time · p90 130 min · 295 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 51% to 74% on time.
- Wednesdays74% on time · p90 50 min · 128 flights · limited
- Mondays68% on time · p90 105 min · 182 flights · limited
- Fridays66% on time · p90 85 min · 184 flights · limited
- Saturdays65% on time · p90 90 min · 226 flights
- Thursdays63% on time · p90 75 min · 225 flights
- Sundays51% on time · p90 125 min · 230 flights
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