Historical on-time performance
Knoxville to Miami
724 miData through Dec 2025Source: US DOT · BTS
Flights on TYS–MIA arrive on time 81% of the time over the last 12 months.
On-time rate81%arrived within 15 min
p90 delay40 min1 in 10 flights is worse (tail risk)
Cancelled0.0%of scheduled flights
based on 317 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Too close to call — no single carrier is clearly more on-time here.
- Envoy AirOn-time82%Medianon timep9035 minCancel0.0%Flights286
- American AirlinesOn-time74%Medianon timep9065 minCancel0.0%Flights31
Why flights run late
Delay causes
- Airline37%
- Weather10%
- Air traffic (NAS)18%
- Late aircraft35%
- Security1%
Most delay minutes here are attributed to Airline.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly TYS → MIA
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 — 86% on time.
- Mornings86% on time · p90 20 min · 1,033 flights
- Evenings64% on time · p90 75 min · 101 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 80% to 88% on time.
- Tuesdays88% on time · p90 15 min · 161 flights · limited
- Fridays87% on time · p90 20 min · 163 flights · limited
- Thursdays86% on time · p90 20 min · 159 flights · limited
- Mondays82% on time · p90 25 min · 165 flights · limited
- Wednesdays82% on time · p90 25 min · 158 flights · limited
- Saturdays80% on time · p90 45 min · 171 flights · limited
- Sundays80% on time · p90 30 min · 165 flights · limited
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