Historical on-time performance
Fort Lauderdale to Knoxville
709 miData through Dec 2025Source: US DOT · BTS
Flights on FLL–TYS arrive on time 65% of the time over the last 12 months.
On-time rate65%arrived within 15 min
p90 delay90 min1 in 10 flights is worse (tail risk)
Cancelled0.2%of scheduled flights
based on 466 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Allegiant AirOn-time65%Medianon timep9090 minCancel0.2%Flights466
Why flights run late
Delay causes
- Airline16%
- Weather6%
- Air traffic (NAS)26%
- Late aircraft52%
- Security0%
Most delay minutes here are attributed to Late aircraft.
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 (2023-01 .. 2025-12).
Best time of day
Mornings are the most reliable time of day to fly this route — 82% on time.
- Mornings82% on time · p90 25 min · 196 flights · limited
- Middays69% on time · p90 85 min · 362 flights
- Afternoons64% on time · p90 80 min · 253 flights
- Overnights53% on time · p90 115 min · 88 flights · limited
- Evenings48% on time · p90 120 min · 286 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 56% to 70% on time.
- Wednesdays70% on time · p90 60 min · 115 flights · limited
- Mondays69% on time · p90 80 min · 178 flights · limited
- Fridays66% on time · p90 90 min · 178 flights · limited
- Saturdays66% on time · p90 95 min · 207 flights
- Tuesdays65% on time · p90 85 min · 83 flights · limited
- Thursdays60% on time · p90 75 min · 210 flights
- Sundays56% on time · p90 125 min · 214 flights
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